US Pat. No. 9,157,882

ANALYTICAL TEST STRIP

Cilag GmbH International,...

1. An analytical test strip having a first side and an opposing second side, said test strip being defined by a longitudinal
axis and a lateral axis, the analytical test strip comprising:
a) a first electrode and a second electrode electrically insulated from said first electrode, wherein said first and second
electrodes are arranged to define a sample-receiving chamber;

b) a first electrically-insulating layer disposed over said first electrode, and a second electrically-insulating layer disposed
over said second electrode;

c) a first electrical contact pad and a second electrical contact pad electrically connected to the first electrical contact
pad, the first and second electrical contact pads electrically connected to the first electrode; and

d) a third electrical contact pad electrically connected to the second electrode;
wherein the first side comprises the first electrically-insulating layer and the third electrical contact pad, and the second
side comprises the second electrically-insulating layer and the first and second electrical contact pads; and

wherein the third electrical contact pad extends longitudinally from the sample-receiving chamber farther than does the first
electrically-insulating layer, thereby exposing the third electrical contact pad of the second electrode without any cutout
portion in the first electrically-insulating layer.

US Pat. No. 9,810,657

ELECTROCHEMICAL SENSORS AND A METHOD FOR THEIR MANUFACTURE

Cilag GmbH International,...

1. An electrochemical module, comprising:
a first substrate having a first conductive layer thereon and forming a first substrate-conductive layer assembly wherein
the first substrate-conductive layer assembly has a first width and a first length;

a second substrate having a second conductive layer thereon and forming a second substrate-conductive layer assembly wherein
the second substrate-conductive layer assembly has a second width that is less than the first width and a second length that
is substantially the same as the first length, wherein the first and second conductive layers are in a facing relationship;

a first and a second spacer disposed between the first substrate-conductive layer assembly and second substrate-conductive
layer assembly and maintaining the first substrate-conductive layer assembly and second substrate-conductive layer assembly
in a spaced apart relationship, the first and second spacers extending along the first length;

a chamber formed between the first substrate-conductive layer assembly and second substrate-conductive layer assembly and
configured to receive a fluid sample, the chamber comprising a first sidewall defined by a second latitudinal end of the first
spacer and a second sidewall defined by a first latitudinal end of the second spacer, wherein the chamber comprises a reagent
capable of reacting with an analyte in the fluid sample; and

a third spacer adjacent to and in physical contact with the second latitudinal end, opposite the first latitudinal end, of
the second spacer, a surface of the third spacer comprising a conductive layer that is in a facing relationship and in electrically
conductive contact with the second conductive layer, the third spacer extending along the first length.

US Pat. No. 9,358,346

NEEDLE ASSEMBLY FOR A PREFILLED SYRINGE SYSTEM

1. A needle assembly (10; 210) for a prefilled injection syringe, comprising:
a needle holder (12; 212) adapted to be secured to a syringe barrel of the injection syringe and a needle (14; 214) secured to the needle holder (12; 212);

a needle sheath (16; 216) having a distal end and a proximal end, releasably connected at its distal end to the needle holder (12; 212) to form a sterile seal, and surrounding and shielding the needle (14; 214);

a needle seal having a distal end and a proximal end (18; 218), located on the needle tip and arranged at least in part in the proximal end of the needle sheath (16; 216), said needle sheath (16; 216) being a tubular member (32;232); and

a closure element (20; 220) that closes off the proximal end of the needle seal, said closure element (20;220) being a cap (56; 256) with a cylindrical shell (60;260) having a distal rim (62; 262);

a closure connection between the closure element (20; 220) and the needle sheath (16; 216), configured as a permanently non-releasable and sterile barrier (54; 254) produced by means of bonding or welding; wherein

the proximal end of the needle sheath (16; 216) is provided with a ring flange (34; 234) and the distal rim (62; 262) of said cap shell (60; 260) connects to said ring flange (34; 234) of said needle sheath (16; 216) to form the permanently non-releasable and sterile barrier (54; 254) produced by means of bonding or welding.

US Pat. No. 9,052,278

SYSTEM AND METHOD FOR MEASURING AN ANALYTE IN A SAMPLE

Cilag GmbH International,...

2. A method of determining blood glucose concentration with a glucose measurement system that includes a test strip and test
meter, the test meter having a microcontroller configured to apply a plurality of test voltages to the test strip and measure
a current transient output resulting from an electrochemical reaction in a test chamber of the test strip, the method comprising:
inserting the test strip into a strip port connector of the test meter to connect at least two electrodes of the test strip
to a strip measurement circuit;

initiating a test sequence after deposition of a sample;
applying a first voltage to the at least two electrodes of the test strip for a first time interval from the initiation of
test sequence to cause a transformation of analytes in the sample;

switching the first voltage to a second voltage different than the first voltage;
changing the second voltage to a third voltage different from the first or second voltages;
measuring a first current output of a current transient from the electrodes during an interval for the switching of the first
voltage to the second voltage but prior to a complete changeover to the second voltage;

measuring a second current output of the current transient from the electrodes after the changing from the second voltage
to the third voltage;

estimating a steady state current output of the current transient after the third voltage is maintained at the electrodes;
and

calculating a blood glucose concentration based on the first, second and steady state current output of the current transient
without compensation for temperature on the glucose concentration with an equation of the form:


where: G1 is proportional to a glucose concentration;


where:
a, b, c, p, zgr comprise manufacturing parameters;
wherein a is approximately 0.192; b is approximately 0.678; p is approximately 0.523; zgr is approximately 2; and scaling
or correction factor c is approximately about 20;

i4.1 is the current measured at about 4.1 seconds after initiation of test sequence;

i5 is the current measured at about 5 seconds after initiation of test sequence;

i1.0 is the current measured at about 1 second after initiation of test sequence.

US Pat. No. 9,261,478

SYSTEM AND METHOD FOR MEASURING AN ANALYTE IN A SAMPLE AND CALCULATING HEMATOCRIT-INSENSITIVE GLUCOSE CONCENTRATIONS

Cilag GmbH International,...

1. A method of determining blood glucose concentration with a glucose measurement system that includes a test strip and test
meter, the test meter having a microcontroller configured to apply a plurality of test voltages to the test strip and measure
a current transient output resulting from an electrochemical reaction in a test chamber of the test strip, the method comprising:
initiating a test sequence after deposition of a sample;
transforming glucose in the sample from one form to a different form;
switching a first voltage to a second voltage different than the first voltage;
changing the second voltage to a third voltage different from the second voltage;
measuring a first current output of a current transient from the electrodes at least at any point during and after the switching
from the first voltage to the second voltage;

measuring a second current output of the current transient at least at any point during and after the third voltage is maintained
in the test chamber; and

calculating a blood glucose concentration based on a logarithm of a ratio of the first and second current outputs.

US Pat. No. 9,217,723

CO-FACIAL ANALYTICAL TEST STRIP WITH STACKED UNIDIRECTIONAL CONTACT PADS

Cilag GmbH International,...

1. An analytical test strip, for use with a test meter, the analytical test strip comprising:
a first insulating layer with a first insulating layer upper surface;
a first electrically conductive layer disposed on the first insulating layer upper surface and including:
a first electrode portion; and
at least one electrical contact pad in electrical communication with the first electrode portion;
a patterned spacer layer disposed above the first electrically conductive layer and including:
a distal portion defining a bodily fluid sample-receiving chamber therein that overlies the first electrode portion; and
an insulating proximal portion with an upper surface and a second electrically conductive layer disposed thereon, the second
electrically conductive layer including:

an interlayer contact portion; and
an electrical contact pad;
a second insulating layer disposed above the patterned spacer layer and having a second insulating layer lower surface;
a third electrically conductive layer disposed on the third insulating layer lower surface and including:
a second electrode portion; and
a proximal portion overlying the interlayer contact portion,
wherein the second electrode portion is disposed overlying and exposed to the sample-receiving chamber and in an opposing
relationship to the first electrode portion,

wherein the proximal portion of the third electrically conductive layer is operatively juxtaposed with the interlayer contact
portion of the second electrically conductive layer such that there is an electrical connection between the second electrode
portion of the third electrically conductive layer and the electrical contact pad of the patterned spacer layer during use
of the analytical test strip,

wherein the analytical test strip includes a first integrated carrier sheet and a second integrated carrier sheet, and
wherein at least a portion of the first insulating layer, first electrically conductive layer, patterned spacer layer, second
insulating layer and second electrically conductive layer are disposed between the first integrated carrier sheet and the
second integrated carrier sheet.

US Pat. No. 9,575,026

SYSTEMS AND METHODS OF DISCRIMINATING BETWEEN A CONTROL SAMPLE AND A TEST FLUID USING CAPACITANCE

Cilag GmbH International,...

1. A method for distinguishing between a blood sample and an aqueous non-blood sample, the method comprising:
(a) applying a first test potential between a first electrode and a second electrode when a sample is introduced into an electrochemical
cell and measuring a first current transient;

(b) applying a second test potential between a first electrode and a second electrode, the second test potential being sufficient
to oxidize a reduced mediator at the second electrode and measuring a second current transient;

(c) measuring a capacitance of the electrochemical cell;
(d) applying a third test potential between a first electrode and a second electrode, the third test potential being sufficient
to oxidize a reduced mediator at the first electrode, and measuring a third current transient;

(e) calculating, based on the first current transient, a first reference value;
(f) calculating, based on the second and third current transients, a second reference value;
(g) calculating, based on at least the measured capacitance, a capacitance index (Cav/Cm);

(h) calculating, based on the first reference value and the capacitance index, a third reference value; and
(i) determining, based on the second and third reference values, whether the sample is a blood sample or an aqueous non-blood
sample,wherein the capacitance index is a ratio of an average predetermined capacitance of electrochemical cells of the same
type (Cav) and the measured capacitance of the electrochemical cell (Cm).

US Pat. No. 9,291,593

DUAL-CHAMBER ANALYTICAL TEST STRIP

Cilag GmbH International,...

18. An analyte measurement system comprising:
an analytical test strip comprising a patterned layer defining two fluidically separated sample cells electrically connected
to a common electrode and to respective cell electrodes, each sample cell being adapted to receive a respective fluid sample;
and

a test meter adapted to receive the analytical test strip, the test meter having a contained circuit and a processor, the
processor being configured to detect the presence of the respective fluid sample in one of the sample cells of the received
analytical test strip and detect a first electrical property of the received respective fluid sample using the contained circuit,

wherein the processor is configured to detect a second electrical property of the respective fluid sample in the other of
the sample cells of the received analytical test strip using the circuit.

US Pat. No. 9,072,833

INJECTION DEVICE

1. An injection device comprising:
a housing adapted to receive a syringe having a reservoir portion and a discharge nozzle, so that the syringe is movable between
a retracted position in which the discharge nozzle is contained within the housing and an extended position in which the discharge
nozzle extends from the housing through an exit aperture;

a drive that acts upon the syringe to advance it from its refracted position to its extended position and discharge its contents
through the discharge nozzle;

a removable cap adapted to be connected to the housing for closing the exit aperture; and
a syringe carrier for carrying the syringe as it is advanced, wherein the syringe carrier comprises a sheath for surrounding
the reservoir portion of the syringe, wherein the sheath has a first internal diameter along its length, and an intermediate
section with a second internal diameter which is smaller than the first internal diameter so that the first end of the sheath
is adapted to support the syringe between the reservoir portion and the discharge nozzle;

wherein the removable cap is adapted to prevent movement of the syringe carrier in a direction towards the exit aperture when
the removable cap is connected to the housing and the cap provides a first interface for preventing movement of the syringe
carrier in a direction towards the exit aperture and the syringe carrier provides a second interface for directly contacting
the first interface, wherein the first interface is located at an edge of a component within the cap, the component is adapted
to extend into the exit aperture when connected to the housing and to grip a removable shield on the discharge nozzle of the
syringe, and wherein the second interface is located on an annular protrusion at a first end of the syringe carrier which
extends over the discharge nozzle.

US Pat. No. 9,541,520

ANALYTICAL TEST STRIP

Cilag GmbH International,...

1. A method for determining an analyte in a bodily-fluid sample, the method comprising:
receiving an analytical test strip inserted in a longitudinal direction into a test-strip-receiving module of a test meter
so that first and second electrical contact pads exposed on a second side of the analytical test strip make electrical contact
with first and second electrical connector pins of the test-strip-receiving module, respectively, and a third electrical contact
pad exposed on a first side of the analytical test strip makes electrical contact with a third electrical connector pin of
the test-strip receiving module, the analytical test strip including a sample-receiving chamber adapted to receive the bodily-fluid
sample;

wherein the third electrical contact pad is arranged laterally between the first and second electrical contact pads of the
analytical test strip, and

wherein the third electrical contact pad is disposed such that said third electrical contact pad extends longitudinally from
the sample-receiving chamber by a distance greater than either the first electrical contact pad or the second electrical contact
pad;

sensing, using a signal processing module of the test meter, electrical continuity between the first electrical connector
pin of the test-strip-receiving module and the second electrical connector pin of the test strip receiving module via the
first electrical contact pad and the second electrical contact pad of the analytical test strip;

when continuity is sensed, the signal processing module automatically applying a selected electrical signal to the third electrical
connector pin and either the first or the second electrical connector pin and measuring a resulting electrical signal; and

the signal processing module automatically processing the resulting electrical signal to detect whether a bodily-fluid sample
has been applied to the sample-receiving chamber and, if so, the signal-processing module automatically determining the analyte
in the bodily-fluid sample using the resulting electrical signal; and

wherein the sensing step further includes sensing electrical discontinuity between the third electrical connector pin and
either the first or the second electrical connector pin, and wherein the applying step is performed when both continuity between
the first and second electrical connector pins and discontinuity between the third electrical connector pin and either the
first or the second electrical connector pin are sensed.

US Pat. No. 9,354,194

ORIENTATION INDEPENDENT METER

Cilag GmbH International,...

2. A method for employing a hand-held test meter with a test strip comprising:
inserting the test strip into an strip port connector (SPC) of a hand-held meter, the test strip having a lug disposed on
a longitudinal edge thereof and electrical contact pads at least at one end thereof;

making electrical contact to electrical contact pads of the test strip using one of:
a first set of electrical contacts configured to make operable contact with electrical contact pads of the test strip inserted
into the SPC in a first orientation; and

a second set of electrical contacts configured to make operable contact with the electrical contact pads of the test strip
inserted into the SPC in a second orientation; and

distinguishing the first and second orientations based on positioning of the lug in the SPC using a test strip orientation
mechanism of the SPC.

US Pat. No. 9,649,441

INJECTION DEVICE (BAYONET CAP REMOVAL)

Cilag gmBh International,...

1. An injection device comprising:
a housing adapted to receive a syringe having a needle and a boot that covers its needle, the housing having a longitudinal
axis and including a first guide; and

a housing closure member including means for attaching the closure member to the housing comprising a second guide, wherein
the first and second guides are attached to each other;

wherein the first guide and the second guide detach from each other so as to detach the housing closure member from the housing
and are arranged so that rotation of the housing closure member relative to the housing causes the housing closure member
first to move relative to the housing solely through rotation in a direction tangential to the longitudinal axis of the housing
and then to move away from the housing in a direction parallel to the longitudinal axis of the housing,

wherein the housing closure member further comprises means for connecting to the boot of the syringe so that removal of the
housing closure member from the housing causes removal of the boot from the syringe,

wherein the means for connecting comprises a plurality of splines moulded from the same material as the housing closure member,
wherein, upon connecting the boot of the syringe to the housing closure member and rotating the housing closure member, the
splines rotate the boot of the syringe relative to the needle,

wherein one of the first guide and the second guide comprises a slot and the other of the first guide and the second guide
comprises a protrusion for communicating with the slot, wherein the slot has a first section which runs in a direction perpendicular
to the longitudinal axis, and a second section which turns away from the first section towards the direction of the longitudinal
axis.

US Pat. No. 9,632,054

SYSTEMS AND METHODS FOR HIGH ACCURACY ANALYTE MEASUREMENT

Cilag GmbH International,...

1. A method of determining an analyte concentration in a sample, the method comprising:
detecting a sample including an analyte introduced to an electrochemical sensor, the electrochemical sensor comprising two
electrodes in a spaced apart configuration;

reacting the analyte to cause a physical transformation of the analyte between the two electrodes;
measuring current outputs at discrete intervals to derive a fill time of the sample in the sensor and a capacitance of the
electrochemical sensor with the sample;

determining a first analyte concentration value from the current outputs;
calculating a second analyte concentration value from the current outputs and the first analyte concentration value;
correcting the second analyte concentration value for temperature effects to provide for a third analyte concentration value;
correcting the third analyte concentration value as a function of the fill time of the sensor to provide for a fourth analyte
concentration value; and

correcting the fourth analyte concentration value as a function of the capacitance to provide for a final analyte concentration
value in which the current outputs measured at discrete intervals comprise a first current summation ir and a second current summation il where:

where i(t) comprises the absolute value of the current measured at time t.

US Pat. No. 9,575,027

SYSTEMS AND METHODS OF DISCRIMINATING BETWEEN A CONTROL SAMPLE AND A TEST FLUID USING CAPACITANCE

Cilag GmbH International,...

1. A method for distinguishing between a blood sample and an aqueous non-blood sample, the method comprising:
(a) introducing a sample into an electrochemical cell, the electrochemical cell comprising:
(i) two electrodes in a spaced apart relationship; and
(ii) a reagent;
(b) applying a first test potential, having a first polarity, between the electrodes, and measuring cell current;
(c) measuring a capacitance of the electrochemical cell;
(d) summing at least two current values measured during the first test potential to generate a first reference value;
(e) calculating a capacitance index (Cav/Cm) related to the measured capacitance (Cm), said capacitance index comprising a ratio of a pre-determined average capacitance of electrochemical cells of the same
type (Cav) and the measured capacitance:

(f) using the capacitance index and the first reference value to distinguish between a blood sample and an aqueous non-blood
sample.

US Pat. No. 9,347,910

SYSTEMS AND METHODS FOR IMPROVED STABILITY OF ELECTROCHEMICAL SENSORS

Cilag GmbH International,...

10. An electrochemical system, comprising:
(a) a test strip including electrical contacts configured to mate with a test meter and an electrochemical cell comprising:
(i) a first electrode and a second electrode in a spaced apart relationship; and
(ii) a reagent; and
(b) the test meter including a processor configured to receive current data from the test strip upon application of voltages
to the test strip, and further configured to determine a capacitance corrected glucose concentration based on a calculated
glucose concentration and a measured capacitance wherein the measured capacitance correlates to at least one of an age or
storage condition of the test strip, the processor being configured to determine a correction factor based on the measured
capacitance to correct for the age or storage condition of the electrochemical cell.

US Pat. No. 9,500,616

MULTI-ORIENTATION TEST STRIP

Cilag GmbH International,...

1. A multi-orientation test strip comprising:
a first layer having a first conductive surface;
a second layer having a second conductive surface, the second conductive surface facing the first conductive surface; and
a spacer layer disposed between the first and second layers, the spacer layer comprising a plurality of spacer sections arranged
to form a plurality of adjacent sample chambers having a plurality of corresponding sample chamber inlets formed at exterior
edges of the test strip, each of the sample chamber inlets in fluid communication with a corresponding one of the sample chambers,

wherein the sample chambers extend between an exterior edge and an interior edge of the test strip,
wherein the first layer, the second layer, and the spacer layer are each substantially circular in shape and in which the
layers are assembled to form a substantially circular test strip,

wherein the sample chamber inlets are each equally spaced along an exterior edge of the test strip, and
wherein the first layer comprises a central opening of a first diameter, the second layer comprises a plurality of curved
openings delineating a circular pattern, the circular pattern having a second diameter larger than the first diameter, and
wherein the spacer layer comprises a plurality of portions disposed radially at the outside edge of the test strip to form
the sample chamber inlets, such that the first conductive layer is exposed through the plurality of curved openings in the
second layer, and the second conductive layer is exposed through the central opening in the first layer, when the test strip
is assembled.

US Pat. No. 9,244,036

SYSTEM AND METHOD FOR DETERMINATION OF A CONCENTRATION OF AT LEAST ONE INTERFERING SUBSTANCE AND CORRECTION OF GLUCOSE CONCENTRATION BASED ON THE CONCENTRATION OF THE INTERFERING SUBSTANCE

Cilag GmbH International,...

1. A method of determining an interferent corrected glucose concentration from a fluid sample with a glucose monitor and a
biosensor, the method comprising the steps of:
ascertaining historical data relating to at least one interferent in physiological fluid samples by:
determining a historical mean concentration for the at least one interferent including various standards of deviations from
a plurality of physiological fluid samples measured separately by a referential interferent sensor at various glucose concentrations;

storing the historical mean concentration of the at least one interferent in the plurality of physiological fluid samples;
measuring a current output transient of each of the plurality of the physiological fluid samples with respect to time points
during a test sequence; and

obtaining historical regression of slopes and intercepts, along with coefficients of determination of the current output transient
at corresponding time points with respect to the test interval for each sample of the plurality of samples; and

retaining as historical data for each time point of the current transient of each of the physiological samples, the following
parameters from regression analyses as a function of the at least one interferent concentration at each specific glucose concentration:
(a) regression slope, (b) regression intercept, and (c) coefficient of determination associated with the regression slope
and regression intercept;

depositing a physiological fluid sample in a test chamber of the biosensor to start a test sequence;
applying a plurality of potentials to electrodes disposed in the test chamber of the biosensor over a time interval of the
test sequence;

measuring a current output transient over a plurality of time points during the time interval of the test sequence to provide
a measured current output transient for each of the plurality of time points;

estimating a glucose concentration of a fluid sample from the measured current output transient of the measuring step;
categorizing the estimated glucose concentration into one of plural distinct categories of glucose magnitudes;
estimating a plurality of the at least one interferent concentrations at specific time points based on: (a) the measured current
output transient; and (b) historical slopes and historical intercepts of current transient output for historical interferent
concentrations that have been collected in the one category of glucose magnitudes;

determining an estimated mean interferent concentration from the plurality of estimated interferent concentrations from the
estimating step;

correcting the measured current output transient based on: (a) the measured current output transient at the specific time
points during the test sequence, (b) the historical slope at the specific time points during the test sequence from historical
data, and (c) historical mean interferent concentration and (d) estimated mean interferent concentration of the estimating
step; and

calculating a glucose concentration corrected for the presence of at least one interferent based on the measured current output
transient that includes the corrected current output transient at the specific time points from the correcting step.

US Pat. No. 9,575,051

TEST STRIP CONNECTOR CONTACT PROTECTION

Cilag GmbH International,...

1. An analyte test meter comprising:
a test strip port connector configured for receiving an analytical test strip, said port connector comprising at least one
electrical contact for engaging at least one electrical contact pad of the received analytical test strip, the received analytical
test strip further comprising a sample chamber for receiving a fluid sample; and

said port connector defining an interior and having a movable portion that permits a test strip to be inserted into the connector
when the movable portion is moved to an open position, said connector further including at least one seal element configured
for sealing the test strip port connector against ingress therein by the fluid sample, wherein the sealing mechanism is configured
to be moved into a sealing position across the inserted test strip when the movable portion is moved to a closed position
about the inserted test strip;

wherein movable portion is hingably connected to the port connector and is configured to be moved manually between the open
and closed positions; and

further comprising a motor configured for automatically moving the movable portion of the port connector between the open
and closed positions.

US Pat. No. 9,494,555

SYSTEM AND METHOD FOR MEASURING AN ANALYTE IN A SAMPLE AND CALCULATING GLUCOSE RESULTS TO ACCOUNT FOR PHYSICAL CHARACTERISTICS OF THE SAMPLE

Cilag GmbH International,...

1. A method of determining blood glucose concentration with a glucose measurement system that includes a test strip and test
meter, the test meter having a microcontroller configured to apply a plurality of test voltages to the test strip and measure
a current transient output resulting from an electrochemical reaction in a test chamber of the test strip, the method comprising:
inserting the test strip into a strip port connector of the test meter to connect at least two electrodes of the test strip
to a strip measurement circuit;

initiating a test sequence after deposition of a sample;
determining at least one physical characteristic of the sample, the at least one physical characteristic being one of a hematocrit
level, a viscosity, or a density of the sample;

transforming analytes in the sample from one form to a different form;
switching a first voltage to a second voltage different than the first voltage, the switching comprises changing the polarity
of the second voltage with respect to the first voltage;

measuring a first current output of the current transient from the at least two electrodes of the test strip after the changing
from the first voltage to the second voltage;

changing the second voltage to a third voltage different from the second voltage;
measuring a second current output of the current transient from the at least two electrodes of the test strip after the changing
from the second voltage to the third voltage;

estimating a current that approximates a steady state current output of the current transient after the third voltage is maintained
at the at least two electrodes of the test strip, the estimated current being a third current output of the current transient;

obtaining analyte calculation coefficients of the test chamber based on the at least one physical characteristic of the sample;
and

calculating the blood glucose concentration based on the first, second and third current outputs of the current transient
and the analyte calculation coefficients.

US Pat. No. 9,080,196

SYSTEM AND METHOD FOR DETERMINING HEMATOCRIT INSENSITIVE GLUCOSE CONCENTRATION

Cilag GmbH International,...

1. A method of determining blood glucose concentration with a glucose measurement system that comprises a test strip and test
meter, the test meter having a microcontroller configured to apply a plurality of test voltages to the test strip and measure
at least a current transient output resulting from an electrochemical reaction in a test chamber of the test strip, the method
comprising:
inserting the test strip into a strip port connector of the test meter to connect at least two electrodes coupled to the test
chamber of the test strip to a strip measurement circuit;

initiating a test sequence after deposition of a sample, in which the initiating comprises:
applying a first voltage of approximately ground potential to the test chamber for a first duration;
applying a second voltage to the test chamber for a second duration after the first duration;
changing the second voltage to a third voltage different from the second voltage for a third duration after the second duration;
switching the third voltage to a fourth voltage different from the third voltage for a fourth duration after the third duration;
altering the fourth voltage to a fifth voltage different from the fourth voltage for a fifth duration after the fourth duration;
modifying the fifth voltage to a sixth voltage different from the fifth voltage for a sixth duration after the fifth duration;
changing the sixth voltage to a seventh voltage different from the sixth voltage for a seventh duration after the sixth duration,
wherein each of the second to seventh voltages comprises about one millivolt;

measuring at least one of:
a first current transient output from the test chamber during a first interval proximate the second and third durations;
a second current transient output during a second interval proximate the fifth duration;
a third current transient output during a third interval proximate the sixth duration;
a fourth current transient output during a fourth interval proximate the sixth and seventh durations;
a fifth current transient output during a fifth interval proximate the seventh durations; and
a sixth current transient output during a sixth interval proximate the seventh duration; and
calculating a glucose concentration of the sample from at least one of the first, second, third, fourth, fifth, and sixth
current transient outputs.

US Pat. No. 9,594,043

SYSTEMS AND METHODS FOR HIGH ACCURACY ANALYTE MEASUREMENT

Cilag GmbH International,...

1. A method of determining an analyte concentration in a sample, the method comprising:
detecting a sample including an analyte introduced to an electrochemical sensor, the electrochemical sensor comprising two
electrodes in a spaced apart configuration;

reacting the analyte to cause a physical transformation of the analyte between the two electrodes;
measuring current outputs at discrete intervals to derive a fill time of the sample in the sensor and a capacitance of the
electrochemical sensor with the sample;

determining a first analyte concentration value from the current outputs;
calculating a second analyte concentration value from the current outputs and the first analyte concentration value;
correcting the second analyte concentration value for temperature effects to provide for a third analyte concentration value;
correcting the third analyte concentration value as a function of the fill time of the sensor to provide for a fourth analyte
concentration value; and

correcting the fourth analyte concentration value as a function of the capacitance to provide for a final analyte concentration
value in which the current outputs measured at discrete intervals comprise a first current summation ir and a second current summation il where:

where i(t) comprises the absolute value of the current measured at time t.

US Pat. No. 9,770,558

AUTO-INJECTION DEVICE WITH NEEDLE PROTECTING CAP HAVING OUTER AND INNER SLEEVES

1. An injection device comprising:
a housing adapted to receive a syringe having a discharge nozzle and having a boot that covers its discharge nozzle, so that
the syringe is movable between a retracted position in which the discharge nozzle is contained within the housing and an extended
position in which the discharge nozzle extends from the housing through an exit aperture, the housing including a return spring
for biasing the syringe from its extended position to its retracted position;

a releasable locking mechanism that retains the syringe in its retracted position; and
a housing closure member that can occupy a first position, in which it locates on the housing and prevents the locking mechanism
from being released, and a second position, in which it does not prevent the locking mechanism from being released, the first
position of the housing closure member being one in which it engages the boot, so that movement of the housing closure member
to its second position results in removal of the boot from the syringe;

a drive spring;
a drive that is acted upon by the drive spring and in turn acts upon the syringe to advance it from its retracted position
to its extended position and discharge its contents through the discharge nozzle;

a release mechanism operable to release the releaseable locking mechanism, thus allowing the syringe to be advanced by the
drive spring from its retracted position to its extended position, and in which the first position of the housing closure
member is one in which it prevents the release mechanism from being operated;

a return mechanism, activated when the drive has reached a nominal return position, to release the syringe from the action
of the drive spring, whereupon the return spring restores the syringe to its retracted position; and wherein

the releasable locking mechanism comprises a latch member that is located within the housing and is biased into a position
in which the latch member engages a locking surface and the release mechanism acts to move the latch member from the position
in which it engages the locking surface into a position in which the latch member no longer engages the locking surface.

US Pat. No. 9,731,080

INJECTION DEVICE

Cilag gmBh International,...

1. An injection device comprising:
a housing comprising a conventional syringe having a syringe body defining a reservoir and terminating at one end in a discharge
nozzle, the syringe being movable relative to the housing between a retracted position in which the discharge nozzle is contained
within the housing and an extended position in which the discharge nozzle extends from the housing;

a housing cap secured to a syringe cap, said syringe cap enclosed within said housing cap and for enclosing the discharge
nozzle, said housing cap removable from the syringe and the syringe cap removable from the discharge nozzle by rotation of
said housing cap relative to the syringe; and

a syringe carrier adapted to restrain rotation of the syringe relative to the housing as the housing cap and syringe cap are
removed, the syringe carrier comprising a sheath surrounding the syringe along its length;

wherein the syringe carrier comprises a grip at its proximal end adapted to restrain rotation of the syringe relative to the
syringe carrier.

US Pat. No. 9,879,302

DETERMINING USABILITY OF ANALYTICAL TEST STRIP

Cilag GmbH International,...

1. A method for the determination of an analyte in a bodily-fluid sample, the method comprising:
ascertaining whether an enzymatic reagent layer of an electrochemical-based analytical test strip has been exposed to a predetermined
humidity level by measuring an electrical characteristic of the enzymatic reagent layer, the electrochemical-based analytical
test strip having:

an electrically-insulating bottom layer;
a patterned electrically-conductive layer disposed on the electrically insulating bottom layer and including a first patterned
portion and a second patterned portion;

an enzymatic reagent layer disposed on the first patterned portion, the second patterned portion and the electrically-insulating
bottom layer such that the enzymatic reagent layer bridges the first patterned portion and the second patterned portion;

a patterned spacer layer;
a top electrically conductive layer; and
an electrically-insulating top layer;
applying the bodily-fluid sample to the electrochemical-based analytical test strip; and
determining the analyte based on an electrochemical response of the electrochemical-based analytical test strip.

US Pat. No. 10,709,849

GUIDE FOR AN INJECTION DEVICE

Cilag GmbH International,...

1. A guide for contacting an injection device with a user, the guide comprising:a first component including a first end adapted to engage a housing of the injection device, the first component including at least one ratchet tooth;
a second component including a second end adapted to engage a surface of the user's skin, wherein the second component is movable with respect to the first component, and wherein the second component comprises an inner surface including a plurality of ratchet teeth disposed in series that engage the at least one ratchet tooth on the first component such that the housing moves towards the user's skin incrementally.

US Pat. No. 9,757,520

INJECTION DEVICE

1. An injection device comprising:
a housing having a syringe with a syringe body having a discharge nozzle at a first end of the syringe body, the syringe body
being movable between a retracted position in which the discharge nozzle is contained within the housing and an extended position
in which the discharge nozzle extends from the housing through an exit aperture, wherein the syringe body comprises a flange
at a second end of the syringe body opposite the first end of the syringe body;

a drive element comprising a syringe piston, wherein the syringe piston acts directly upon the syringe body to advance it
from its retracted position to its extended position and discharge its contents through the discharge nozzle; and

a syringe carrier for carrying the syringe body as it is advanced, the syringe carrier having a first end through which the
discharge nozzle extends and a second end opposite the first end,

wherein the syringe carrier comprises, at its second end, at least one damping element for restricting movement of the syringe
body relative to the syringe carrier in a direction from the first end of the syringe carrier to the second end of the syringe
carrier whilst allowing some movement of the syringe body, relative to the syringe carrier, in the direction from the first
end of the syringe carrier to the second end of the syringe carrier,

wherein the damping element is arranged to bias the syringe in a direction from the second end to the first end of the syringe
carrier, and wherein

the damping element comprises biasing means formed from resilient material, and
the biasing means is in the form of an arc of resilient material, wherein
each end of the arc is attached to the syringe carrier and an outer convex surface of the arc is in juxtaposition with the
flange of the syringe.

US Pat. No. 9,709,521

SYSTEM AND METHOD FOR MEASURING AN ANALYTE IN A SAMPLE AND CORRECTING FOR INTERFERENTS

Cilag GmbH International,...

1. A method of determining blood glucose concentration with a glucose measurement system that includes a test strip and test
meter, the test meter having a microcontroller configured to apply a plurality of test voltages comprising first, second and
third test voltages to the test strip and measure a current transient output resulting from an electrochemical reaction in
a test chamber of the test strip, the method comprising:
inserting the test strip into a strip port connector of the test meter to connect at least two electrodes of the test strip
to a strip measurement circuit;

initiating a test sequence after deposition of a sample by causing the first test voltage to be applied, the first test voltage
causing a transformation of analytes in the sample from one form to a different form;

switching a first test voltage to a second test voltage different than the first test voltage;
changing the second test voltage to a third test voltage different from the second voltage;
measuring a second current output of the current transient from the electrodes after the changing from the second test voltage
to the third test voltage;

estimating a current that approximates a steady state current output of the current transient after the third test voltage
is maintained at the electrodes;

calculating a blood glucose concentration based on the first, second and third current output of the current transient with
an equation of the form:


where: G1 comprises a glucose concentration;


where:
a, b, c, p, zgr comprise manufacturing parameters;
i4.1 comprises the current measured at about 4.1 seconds after initiation of test sequence;

i5 comprises the current measured at about 5 seconds after initiation of test sequence;

i1.1 comprises the current measured at about 1.1 seconds after initiation of test sequence; and

correcting the blood glucose concentration with an equation of the form:
Gcorr=G1*(A+B*i1.1)

where Gcorr comprises a corrected blood glucose concentration and coefficients A and B comprise empirically derived coefficients.

US Pat. No. 9,682,194

RE-USEABLE AUTO-INJECTOR WITH FILLING MEANS

1. An injection device having a first sub-assembly, the first sub-assembly comprising:
a housing;
a chamber disposed within the housing and having proximal and distal ends, an inner surface and an exit aperture;
a stopper movably disposed within the chamber and having an outer surface substantially in contact with the inner surface
about its perimeter; and

a port movable in relation to the housing and coupled to the chamber such that movement of the port causes a corresponding
movement of the chamber and the exit aperture, relative to the housing, the port adapted to receive a container containing
a fluid;

wherein when the port and the chamber are moved in relation to the housing, the stopper remains stationary with respect to
the housing such that movement of the port causes movement of the exit aperture in relation to the stopper, wherein the port
is configured to bring said container into fluid engagement with the exit aperture when the exit aperture is adjacent the
stopper.

US Pat. No. 9,895,493

INJECTION DEVICE

Cilag GmbH International,...

1. An injection device comprising:
a housing adapted to receive a syringe having a discharge nozzle and a boot that covers the discharge nozzle, the housing
defining a first axis and having a first end and a second end, wherein the discharge nozzle is capable of extending from the
first end of the housing through an exit aperture, the housing further having a camming surface at the first end; and

a housing closure member adapted to completely enclose the discharge nozzle and boot when positioned on the housing and having
a camming surface for communicating with the camming surface on the housing so that rotation of the housing closure member
about the axis causes the housing closure member to move axially away from the housing;

the housing closure member further comprising means for connecting to the boot of the syringe so that removal of the housing
closure member from the housing causes removal of the boot from the syringe, and wherein the means for connecting comprises
a pressed grip washer with a profiled internal diameter, and wherein, upon connecting the boot of the syringe to the housing
closure member, the grip washer is bent into a frustroconical shape.

US Pat. No. 11,109,860

SURGICAL END EFFECTORS FOR USE WITH HAND-HELD AND ROBOTICALLY-CONTROLLED ROTARY POWERED SURGICAL SYSTEMS

Cilag GmbH International,...


1. A surgical end effector configured for interchangeable use in connection with a hand-held surgical system and a robotically-controlled surgical system, said surgical end effector comprising:a cartridge mounting portion configured to operably support a surgical staple cartridge therein;
a firing member supported for movable travel within said cartridge mounting portion upon applications of rotary drive motions thereto;
an anvil movably supported on said cartridge mounting portion for selective travel between an open position and a closed position; and
an end effector shaft assembly configured to be interchangeably attachable to a proximal shaft portion protruding from one of the hand-held surgical system or the robotically-controlled surgical system such that said surgical end effector is selectively articulatable relative to the proximal shaft portion about multiple axes that are transverse to a shaft axis that is defined by the proximal shaft portion, wherein said end effector shaft assembly comprises:an end effector drive shaft assembly that is configured to receive said rotary drive motions from the proximal shaft portion and apply said rotary drive motions to said firing member; and
an end effector coupler portion comprising a distal flanged joint arrangement operably attachable to a proximal flanged joint arrangement on either one of the proximal shaft portions protruding from the hand-held surgical system or the robotically-controlled surgical system by engaging said distal flanged joint arrangement with the proximal flanged joint arrangement in a first installation direction that is transverse to the shaft axis and without applying a rotary installation motion to either of the proximal flanged joint arrangement or said distal flanged joint arrangement.


US Pat. No. 11,090,047

SURGICAL INSTRUMENT COMPRISING AN ADAPTIVE CONTROL SYSTEM

Cilag GmbH International,...


1. A surgical instrument, comprising:a cartridge jaw, comprising:a cartridge body; and
staples removably stored in said cartridge body;

a staple firing system, comprising:an electric motor;
a motor control system in communication with said electric motor, wherein said motor control system is configured to control the speed of said electric motor; and
a firing member movable through a staple firing stroke by said electric motor to eject said staples from said cartridge body; and

an anvil jaw, comprising:staple forming pockets configured to deform said staples during said staple firing stroke, wherein each said staple forming pocket is configured to deform a said staple; and
electrical circuits in communication with said motor control system, wherein said motor control system is configured to detect when a said staple has been malformed against said anvil jaw via said electrical circuits, and wherein said motor control system is configured to slow down said electric motor and said staple firing stroke when a said staple has been malformed against said anvil jaw.


US Pat. No. 11,090,104

SURGICAL GENERATOR FOR ULTRASONIC AND ELECTROSURGICAL DEVICES

Cilag GmbH International,...


1. A control circuit configured to receive a control signal from a surgical generator, the control signal defining a first phase and a second phase, the control circuit comprising:a first resistor;
a second resistor in parallel with the first resistor; and
a switch in series with the second resistor, the switch configured to transition between an open state and a closed state corresponding to an operational mode of a surgical instrument;
wherein, in the first phase of the control signal, the control circuit is configured to communicate surgical instrument information to the surgical generator;
wherein, in the second phase of the control signal and in the open state of the switch, the control circuit is configured to provide a first output;
wherein, in the second phase of the control signal and in the closed state of the switch, the control circuit is configured to provide a second output.

US Pat. No. 11,071,543

SURGICAL END EFFECTORS WITH CLAMPING ASSEMBLIES CONFIGURED TO INCREASE JAW APERTURE RANGES

Cilag GmbH International,...


1. An end effector for use with a surgical instrument, comprising:a cartridge assembly defining a longitudinal axis between a proximal end and a distal end thereof, said cartridge assembly comprising:a first closure cam surface;
a second closure cam surface; and
an opening ramp, wherein said opening ramp is spaced proximally from said first closure cam surface, and wherein said end effector further comprises:

an anvil assembly pivotally coupled to said cartridge assembly about a pivot axis that is transverse to said longitudinal axis such that said cartridge assembly and said anvil assembly are movable relative to each other between a fully open position and a fully closed position, and wherein a majority of said opening ramp is proximal to said pivot axis when said cartridge assembly is in said fully open position and said fully closed position; and
a dynamic I-beam clamping assembly comprising:a body portion;
at least one anvil engagement feature protruding from said body portion; and
at least one cartridge engagement feature protruding from said body portion, and wherein said dynamic I-beam clamping assembly is selectively movable between a starting position corresponding to said fully open position wherein at least a portion of said at least one cartridge engagement feature is proximal to said pivot axis and an ending position relative to said anvil assembly, wherein when said dynamic I-beam clamping assembly is moved distally from said starting position, said at least one cartridge engagement feature cammingly interacts with said first closure cam surface to impart a closure motion to said cartridge assembly and move said cartridge assembly and said anvil assembly to said fully closed position and then engage said second closure cam surface to retain said cartridge assembly in said fully closed position until said dynamic I-beam clamping assembly has been moved to said ending position, and wherein when said dynamic I-beam clamping assembly is in said starting position, said at least one cartridge engagement feature engages said opening ramp to retain said cartridge assembly and said anvil assembly in said fully open position.


US Pat. No. 11,071,545

SMART CARTRIDGE WAKE UP OPERATION AND DATA RETENTION

Cilag GmbH International,...


1. A powered surgical instrument, comprising:a motor;
an end effector operably coupled to the motor, wherein the end effector comprises jaws, and wherein the motor is configured to actuate the end effector to grasp tissue between the jaws;
a tissue sensor assembly, comprising:a first sensor coupled to the end effector, wherein the first sensor is configured to measure a first parameter of the tissue; and
a second sensor coupled to the end effector, wherein the second sensor is configured to measure a second parameter of the tissue, wherein the first sensor and the second sensor are in signal communication with a processor, and wherein the processor is configured to adjust a measurement of the first parameter based on a measurement of the second parameter yielding an adjusted measurement; and

a third sensor configured to measure an internal parameter of the surgical instrument, wherein an actuation of the end effector by the motor is based on the adjusted measurement and a measurement of the internal parameter of the surgical instrument.

US Pat. No. 11,071,548

POWERED CIRCULAR STAPLER WITH RECIPROCATING DRIVE MEMBER TO PROVIDE INDEPENDENT STAPLING AND CUTTING OF TISSUE

Cilag GmbH International,...


1. An apparatus, comprising:(a) a shaft assembly, wherein the shaft assembly comprises:(i) an outer sheath, and
(ii) a staple driving mechanism slidably housed within the outer sheath;

(b) an end effector, wherein the end effector comprises:(i) a staple deck defining a plurality of staple openings in at least one annular array, wherein each staple opening in the plurality of staple openings houses a staple,
(ii) an anvil configured to actuate relative to the staple deck to compress tissue between the staple deck and the anvil,
(iii) a first staple driver, wherein the staple driving mechanism is configured to actuate the first staple driver to fire a first staple of the plurality of staples against the anvil, and
(iv) a second staple driver, wherein the staple driving mechanism is configured to actuate the second staple driver independently and relative to the first staple driver to fire a second staple of the plurality of staples against the anvil; and

(c) an electrically powered drive assembly operable to actuate at least the first and second staple drivers.

US Pat. No. 11,071,554

CLOSED LOOP FEEDBACK CONTROL OF MOTOR VELOCITY OF A SURGICAL STAPLING AND CUTTING INSTRUMENT BASED ON MAGNITUDE OF VELOCITY ERROR MEASUREMENTS

Cilag GmbH International,...


1. A surgical instrument, comprising:a displacement member configured to translate within the surgical instrument over a plurality of predefined zones;
a motor coupled to the displacement member to translate the displacement member;
a control circuit coupled to the motor;
a position sensor coupled to the control circuit, the position sensor configured to measure a position of the displacement member; and
a timer/counter circuit coupled to the control circuit, the timer/counter circuit configured to measure elapsed time;
wherein the control circuit is configured to:determine a position of the displacement member;
determine a zone in which the displacement member is located; and
set a different directed velocity of the displacement member based on each one of the plurality of predefined zones in which the displacement member is located.


US Pat. No. 11,071,560

SURGICAL CLIP APPLIER COMPRISING ADAPTIVE CONTROL IN RESPONSE TO A STRAIN GAUGE CIRCUIT

Cilag GmbH International,...


1. A surgical device for clipping tissue, comprising:a housing comprising a motor configured to output rotary motions;
a shaft extending from said housing;
an end effector extending from said shaft, comprising:a first jaw rotatably coupled to said shaft;
a second jaw rotatably coupled to said shaft; and
a receiver;

a clip magazine comprising a plurality of clips;
a reciprocating firing drive operably responsive to said rotary motions, wherein said firing drive is configured to move a clip of said plurality of clips from said clip magazine into said receiver;
a crimping drive operably responsive to said rotary motions, wherein said crimping drive is configured to move said first jaw and said second jaw toward each other during a crimping stroke, wherein said clip positioned in said receiver is configurable in a plurality of states, wherein said plurality of states comprises an un-deformed state, a partially-deformed state, and a fully-formed state, and wherein said clip is transitioned from said un-deformed state to said fully-formed state during said crimping stroke;
a proximal strain gauge positioned in at least one of said first jaw and said second jaw;
a distal strain gauge positioned in at least one of said first jaw and said second jaw, wherein said proximal strain gauge and said distal strain gauge are configured to measure the strain within said end effector; and
a motor controller in communication with said motor and said proximal and distal strain gauges, wherein said proximal strain gauge is configured to measure a first strain within said end effector, wherein said distal strain gauge is configured to measure a second strain within said end effector, wherein said motor controller is configured to adjust the output torque of said motor based on the difference between said first strain and said second strain, and wherein the difference between said first strain and said second strain is indicative of one of said plurality of states of said clip.

US Pat. No. 11,071,619

COUPLING ASSEMBLY FOR IMPLANTABLE SPHINCTER ASSISTANCE DEVICE

Cilag GmbH International,...


1. An artificial sphincter, comprising:(a) a plurality of bodies including a first terminal body and a second terminal body successively arranged from the first terminal body to the second terminal body, wherein each of the plurality of bodies respectively includes a body magnet such that each of the plurality of bodies are magnetically attracted toward each other;
(b) a plurality of links including a first terminal link and a second terminal link, wherein the plurality of links respectively resiliently extend and connect between the plurality of bodies and the first and second terminal links respectively extend from the first and second terminal bodies;
(c) a coupling body having a first end segment and a second end segment respectively connected to the first and second terminal links wherein the coupling body defines a central longitudinal axis; and
(d) a coupling assembly, including:(i) a clasp having a first clasp portion and a second clasp portion respectively on the first and second end segments, wherein the first and second clasp portions are configured to connect together from a disconnected state to a connected state in a predetermined orientation such that the plurality of bodies and the coupling body define a closed loop in a contracted state, wherein the closed loop is configured to resiliently expand from the contracted state toward an expanded state and is biased toward the contracted state, and
(ii) a coupling guide having a first guide portion on the first end segment and a second guide portion on the second end segment, wherein one of the first and second guide portions is configured to be translated along the central longitudinal axis toward the other of the first and second guide portions while in an unlocked configuration and is configured to be subsequently rotated about the central longitudinal axis into locking engagement with the other of the first and second guide portions at the predetermined orientation.


US Pat. No. 11,071,443

MINIMIZING IMAGE SENSOR INPUT/OUTPUT IN A PULSED LASER MAPPING IMAGING SYSTEM

Cilag GmbH International


1. A system comprising:an emitter for emitting pulses of electromagnetic radiation;
an image sensor comprising a pixel array for sensing reflected electromagnetic radiation;
a plurality of bidirectional pads in communication with the image sensor, wherein each of the plurality of bidirectional pads comprises an output state for issuing data and an input state for receiving data; and
a controller in electronic communication with the image sensor and the emitter configured to synchronize timing of the emitter and the image sensor to generate a plurality of exposure frames;
wherein at least a portion of the pulses of electromagnetic radiation emitted by the emitter comprises a red pulse, a green pulse, a blue pulse, and a pulse in a laser mapping pattern.

US Pat. No. 11,045,591

DUAL IN-SERIES LARGE AND SMALL DROPLET FILTERS

Cilag GmbH International,...


1. A surgical evacuation system, comprising:a pump;
a motor operably coupled to the pump; and
a flow path fluidically coupled to the pump, wherein the flow path comprises:
a first fluid filter configured to extract a large droplet in a fluid moving through the flow path; and
a second fluid filter configured to extract a small droplet in the fluid moving through the flow path, wherein the second fluid filter is different than the first fluid filter, wherein the first fluid filter is coupled in series with the second fluid filter, wherein the first fluid filter is positioned upstream of the second fluid filter, and wherein an outlet port of the second fluid filter is coupled to an inlet port of a non-fluid filter.

US Pat. No. 11,033,263

LOCKOUT ENGAGEMENT FEATURES FOR SURGICAL STAPLER

Cilag GmbH International,...

15. A staple cartridge for use with a surgical stapling instrument, comprising:(a) a body;
(b) a deck configured to engage tissue, wherein the deck includes a plurality of openings configured to house a plurality of staples, wherein the staple cartridge is operable to eject the staples into tissue engaged by the deck;
(c) a channel extending longitudinally through the body and the deck, wherein the channel is configured to slidably receive a knife member operable to translate distally through the channel to cut the tissue engaged by the deck;
(d) a recess arranged in a sidewall of the channel at a location between the deck and a floor of the channel such that the recess opens transversely to the channel; and
(e) a lockout feature movably disposed within the channel,
wherein the lockout feature is movable relative to the sidewall between an exposed position in which the lockout feature extends outwardly from the recess and into the channel, and an unexposed position in which the lockout feature is at least partially retracted within the recess,
wherein in the exposed position the lockout feature is oriented to contact a distal feature of the knife member,
wherein in the unexposed position the lockout feature is oriented in non-contact relation with the distal feature of the knife member.

US Pat. No. 11,033,269

METHOD OF APPLYING BUTTRESSES TO SURGICALLY CUT AND STAPLED SITES

Cilag GmbH International,...

1. A method of applying a buttress assembly to an end effector of a surgical stapler using a buttress applier cartridge configured to selectively retain the buttress assembly, wherein the end effector comprises a pair of jaws configured to move between an open unclamped state and a closed clamped state, wherein the end effector further comprises a curved tip, and wherein the buttress assembly comprises a buttress and an adhesive applied to the buttress, the method comprising:(a) positioning the end effector within a channel defined by a housing of the buttress applier cartridge, wherein the jaws of the end effector are in the open unclamped state, wherein the buttress applier cartridge comprises an opening configured to accommodate the curved tip of the end effector;
(b) aligning the end effector within the channel in a longitudinally centered orientation relative to the buttress assembly selectively retained on a platform of the buttress applier cartridge;
(c) clamping the end effector on the platform of the buttress applier cartridge, wherein the platform extends within the channel defined by the housing of the buttress applier cartridge, wherein at least a portion of the curved tip of the end effector is received by the opening of the buttress applier cartridge during clamping, wherein the opening is expandable as the curved tip extends through the opening during clamping; and
(d) adhering the buttress assembly to the end effector, wherein adhering the buttress assembly comprises one of the pair of jaws of the end effector contacting the adhesive on the buttress.

US Pat. No. 11,033,292

MEDICAL DEVICE

Cilag GmbH International,...

1. A medical device comprising:an input for receiving an input signal for controlling the medical device;
an end effector;
an ultrasonic transducer coupled to the end effector, wherein the ultrasonic transducer has a resonant characteristic;
a drive circuit coupled to the input and operable to generate a periodic drive signal and to provide the periodic drive signal to the ultrasonic transducer, wherein the drive circuit comprises a resonant circuit that is matched to the resonant characteristic of the ultrasonic transducer, and wherein the resonant circuit is configured to reduce harmonic content of the periodic drive signal; and
a first controller configured to:
 adjust a period of the periodic drive signal to match a phase difference to a phase demand, wherein the phase difference is defined as a difference between a load voltage phase and a load current phase; and
 compare the phase difference to a phase limit, reset the phase demand to a value that prevents the phase difference from reaching a minimum phase difference value upon determination that the phase difference has reached the phase limit, and adjust the period of the periodic drive signal to a new period that matches the phase difference to the reset phase demand.

US Pat. No. 11,033,293

ULTRASONIC TRANSDUCER TO BLADE ACOUSTIC COUPLING, CONNECTIONS, AND CONFIGURATIONS

Cilag GmbH International,...

1. A surgical instrument, comprising:a rotatable shaft comprising an articulation section;
an ultrasonic waveguide disposed within the shaft, wherein the ultrasonic waveguide is configured to articulate at the articulation section;
a rotatable clamp arm located distal of the articulation section of the rotatable shaft, wherein the rotatable clamp arm is configured to rotate independently of the rotatable shaft distal of the articulation section; and
a spiral slotted clamp arm roll tube coupled to the rotatable clamp arm, wherein the spiral slotted clamp arm roll tube defines a spiral slot configured to slidably receive a pin, wherein proximal and distal translation of the pin causes the spiral slotted clamp arm roll tube and the clamp arm to rotate about an ultrasonic blade portion of the ultrasonic waveguide independently of the rotatable shaft.

US Pat. No. 11,034,085

SYSTEM AND METHOD FOR ADDITIVE MANUFACTURE OF MEDICAL DEVICES

Cilag GmbH International,...

1. A method for producing a manufactured piece of a medical device, the method comprising:(a) extruding a poly-fiber strand;
(b) cutting the poly-fiber strand;
(c) arranging the poly-fiber strand to form a structure, wherein the structure comprises a permeable section and an impermeable section;
(d) infusing liquid resin into a plurality of interstitial spaces of the structure causing the permeable section to be filled with the liquid resin, but not causing the impermeable section to be filled with the liquid resin;
(e) curing the manufactured piece; and
(f) incorporating the manufactured piece into the medical device, wherein the manufactured piece bends in one or more directions based upon a location of the impermeable section.

US Pat. No. 11,033,323

SYSTEMS AND METHODS FOR MANAGING FLUID AND SUCTION IN ELECTROSURGICAL SYSTEMS

Cilag GmbH International,...

1. An electrosurgical device comprising:a housing;
a shaft extending distally from the housing;
an end effector coupled to a distal end of the shaft, the end effector comprising:
a first electrode and a second electrode;
a diverter comprising a planar top surface, a planar bottom surface in opposition to the planar top surface, a first terminal lateral side in mechanical communication with an inner side of an exposed longitudinal extent of the first electrode and a second terminal lateral side in mechanical communication with an inner side of an exposed longitudinal extent of the second electrode;
a suction port, wherein the suction port is maintained at a location beneath the planar top surface of the diverter;
a fluid port disposed above the planar top surface of the diverter; and
a control system communicatively coupled to the suction port and the fluid port and configured to control a fluid flow rate of a fluid flowing out of the fluid port and a rate of suction of a fluid flowing into the suction port.

US Pat. No. 11,026,678

SURGICAL STAPLER HAVING MOTOR CONTROL BASED ON AN ELECTRICAL PARAMETER RELATED TO A MOTOR CURRENT

Cilag GmbH International,...

1. A surgical instrument, comprising:a drive system comprising an electric motor; and
a control system electrically connected to the electric motor, the control system comprising:
an H-bridge circuit comprising a high side and a low side, wherein the low side of the H-bridge circuit comprises first and second switching devices;
an electrically resistive element electrically connected in series with the first switching device; and
an electrically inductive element electrically connected to the electrically resistive element, wherein the control system is configured to control a force applied to the drive system based on a current downstream of the electrically resistive element.

US Pat. No. 11,026,680

SURGICAL INSTRUMENT CONFIGURED TO OPERATE IN DIFFERENT STATES

Cilag GmbH International,...

1. A surgical instrument for stapling and cutting patient tissue, wherein said surgical instrument comprises:a firing system configured to perform one or more staple firing strokes, wherein said firing system comprises:
a cutting member configured to cut the patient tissue, wherein said cutting member is movable from a proximal unfired position to a distal fired position during a said staple firing stroke; and
an electric motor configured to drive said cutting member through each said staple firing stroke, wherein said electric motor is further configured to retract said cutting member to said proximal unfired position after each said staple firing stroke;
a power system; and
a control system, comprising:
a powered operating state in which said power system has enough power to drive said cutting member through a said staple firing stroke;
a limited-power operating state for placing said surgical instrument in a default condition that has sufficient functionality to retract said cutting member to said proximal unfired position, wherein said control system enters said limited-power operating state when said power system does not have enough power to complete a said staple firing stroke;
a firing system lockout configured to prevent said firing system from performing a staple firing stroke when said control system is in said limited-power operating state; and
a display configured to indicate that said surgical instrument is in said limited-power operating state.

US Pat. No. 11,026,687

CLIP APPLIER COMPRISING CLIP ADVANCING SYSTEMS

Cilag GmbH International,...

1. A surgical device for clipping tissue, comprising:a housing;
a shaft extending from said housing, wherein said shaft defines a shaft axis;
an end effector extending from said shaft, wherein said end effector comprises:
a first jaw;
a second jaw, wherein said first jaw and said second jaw are movable relative to each other between an open position and a closed position; and
a receiver at least partially defined between said first jaw and said second jaw;
a rotatable clip magazine configured to rotate about said shaft axis, wherein said rotatable clip magazine is configured to store at least two clips;
a first advancing system; and
a second advancing system configured to operate sequentially with said first advancing system, wherein said first advancing system and said second advancing system are configured to sequentially advance said at least two clips into said receiver of said end effector;
wherein said first advancing system is configured to advance a clip from a feeding position adjacent said rotatable clip magazine into a firing position located distal to said feeding position, and wherein said second advancing system is configured to advance said clip in said firing position into said receiver of said end effector;
wherein said first advancing system is driven by a first input and said second advancing system is driven by a second input; and
wherein said first jaw and said second jaw are biased away from each other toward said open position, wherein said second advancing system comprises a cam member positioned around said first jaw and said second jaw, wherein said cam member is configured to translate relative to said end effector between a proximal position, an intermediate position, and a distal position, and wherein said intermediate position is located between said proximal position and said distal position.

US Pat. No. 11,026,713

SURGICAL CLIP APPLIER CONFIGURED TO STORE CLIPS IN A STORED STATE

Cilag GmbH International,...

1. A surgical device for applying clips, comprising:a shaft extending from a housing;
an end effector extending from said shaft, comprising:
a first jaw comprising a first protrusion extending therefrom; and
a second jaw comprising a second protrusion extending therefrom, wherein said first jaw and said second jaw are movable relative to each other between an open position and a closed position, and wherein said first jaw and said second jaw at least partially define a receiving chamber;
a cartridge, comprising:
a storage chamber; and
a plurality of clips removably positioned within said storage chamber, wherein each clip of said plurality of clips is in a storage configuration;
a firing drive configured to advance a clip of said plurality of clips positioned in said storage chamber onto said first protrusion and said second protrusion; and
a crimping drive configured to move said first jaw and said second jaw to said open position during a retraction stroke, wherein said clip positioned on said first protrusion and said second protrusion is transitioned from said storage configuration to a deployment configuration during said retraction stroke, wherein said deployment configuration is larger than said storage configuration, and wherein each clip of said plurality of clips is transitioned from said storage configuration to said deployment configuration prior to being advanced by said firing drive into said receiving chamber.

US Pat. No. 11,013,552

ELECTROSURGICAL CARTRIDGE FOR USE IN THIN PROFILE SURGICAL CUTTING AND STAPLING INSTRUMENT

Cilag GmbH International,...

1. A surgical instrument comprising:an end effector comprising:
a first jaw;
a second jaw that is movable relative to the first jaw;
a hot zone in a center portion of the end effector;
a first cool zone in a left side portion of the end effector;
a second cool zone in a right side portion of the end effector; and
an elongate slot defined between the first jaw and the second jaw, the elongate slot configured to slideably receive a cutting member within the elongate slot to cut tissue located between the first jaw and the second jaw, wherein the elongate slot is located in the center portion of the end effector; and
wherein the first jaw comprises:
a first thermally and electrically insulative layer in the hot zone, wherein a left side of the elongate slot is defined by a first insulative surface of the first thermally and electrically insulative layer;
a second thermally and electrically insulative layer in the hot zone, wherein a right side of the elongate slot is defined by a second insulative surface of the second thermally and electrically insulative layer;
a first electrode layer on the first thermally and electrically insulative layer;
a second electrode layer on the second thermally and electrically insulative layer, wherein the first electrode layer and the second electrode layer are configured for direct application of electrosurgical energy to tissue in the hot zone;
a first heat sink layer in the first cool zone;
a second heat sink layer in the second cool zone, wherein the first heat sink layer and the second heat sink layer are configured to cool tissue in the first and second cool zones to minimize lateral thermal spread; and a channel under the first heat sink layer and the second heat sink layer, wherein the channel comprises a thermally conductive material, and wherein: the first thermally and electrically insulative layer contacts an inner surface of the first heat sink layer and an inner surface of the channel; and the second thermally and electrically insulative layer contacts an inner surface of the second heat sink layer and the inner surface of the channel.

US Pat. No. 10,994,123

METHODS AND DEVICES FOR ACTIVATING BROWN ADIPOSE TISSUE USING ELECTRICAL ENERGY

Cilag GmbH International,...

1. A medical apparatus, comprising:a device configured to be positioned in contact with tissue of a patient and configured to be activated, when so positioned, to target and activate first nerve fibers in brown adipose tissue (BAT) of the patient without activating second nerve fibers in the BAT that have a greater diameter than the first nerve fibers.

US Pat. No. 11,090,046

SYSTEMS AND METHODS FOR CONTROLLING DISPLACEMENT MEMBER MOTION OF A SURGICAL STAPLING AND CUTTING INSTRUMENT

Cilag GmbH International,...


1. A surgical instrument, comprising:a displacement member configured to translate within the surgical instrument;
a motor coupled to the displacement member to translate the displacement member;
a sensor configured to sense a thickness of a tissue grasped by an end effector; and
a control circuit coupled to the motor and the sensor, the control circuit configured to:retrieve an expected thickness of the tissue;
determine the thickness of the tissue via the sensor; and
set a duty cycle for driving the motor, wherein the duty cycle corresponds to the thickness of the tissue relative to the expected thickness of the tissue, and wherein the control circuit is configured to decrease the duty cycle to a non-zero value as the determined thickness of the tissue increasingly exceeds the expected thickness of the tissue.


US Pat. No. 11,076,877

SURGICAL DEVICES WITH ARTICULATING END EFFECTORS AND METHODS OF USING SURGICAL DEVICES WITH ARTICULATING END EFFECTORS

Cilag GmbH International,...


1. A surgical device, comprising:an elongate shaft with an end effector coupled to a distal end thereof;
a first gear operatively coupled to the end effector;
a second gear operatively coupled to the end effector;
a first actuator configured to be actuated to cause the first and second gears to rotate in opposite directions from one another such that the end effector articulates relative to a longitudinal axis of the elongate shaft; and
a second actuator configured to be actuated to cause the first and second gears to rotate in a same direction as one another such that the end effector moves from a closed position to an open position.

US Pat. No. 11,076,881

ELECTRICAL LOCKOUT FOR ULTRASONIC SURGICAL INSTRUMENT

Cilag GmbH International,...


1. An ultrasonic surgical instrument, comprising:(a) a first modular assembly, including:(i) at least a portion of an end effector configured to manipulate a tissue;

(b) a second modular assembly configured to mechanically couple with the first modular assembly at a mechanical coupling in a predetermined alignment relative to each other such that the first and second modular assemblies are radially fixed relative to each other at the mechanical coupling, wherein the second modular assembly includes:(i) a body assembly configured to support an ultrasonic transducer,
(ii) a transducer power circuit configured to electrically connect to the ultrasonic transducer and a generator, and
(iii) an activation switch electrically connected to the transducer power circuit, wherein the activation switch is configured to selectively power the ultrasonic transducer by directing electrical power from the generator to the ultrasonic transducer with the first and second modular assemblies in the predetermined alignment; and

(c) an electrical lockout electrically connected to the transducer power circuit,
wherein the electrical lockout is configured to inhibit the activation switch from powering the ultrasonic transducer with the first and second modular assemblies misaligned from the predetermined alignment such that the first and second modular assemblies are in a locked-out state, and
wherein the electrical lockout is further configured to allow the activation switch to power the ultrasonic transducer with the first and second modular assemblies in the predetermined alignment such that the first and second modular assemblies are in an operational state,
wherein the electrical lockout further includes a first lockout portion positioned on the first modular assembly and a second lockout portion electrically connected to the transducer power circuit and positioned on the body, wherein the second lockout portion is not electrically connected to the first lockout portion in the locked-out state and thereby configured to inhibit the transducer power circuit from powering the ultrasonic transducer in the locked-out state, and wherein the first and second lockout portion in the predetermined alignment are electrically connected in the operational state and collectively configured to allow the activation switch to power the ultrasonic transducer in the operational state.

US Pat. No. 11,076,927

USAGE AND PROCEDURE COUNTER FOR SURGICAL TOOLS

Cilag GmbH International


1. A method of operating a surgical tool, comprising:mounting the surgical tool to a tool driver, the surgical tool including a drive cable movable to actuate an end effector, wherein a plurality of discrete segments are defined along a contiguous portion of the drive cable and each segment exhibits a usage value corresponding to a lifetime operational usage of the corresponding segment based at least partially on tensile loading on the drive cable assumed by the corresponding segment;
monitoring usage of the drive cable with a computer system in communication with the tool driver; and
altering the usage value of at least one of the plurality of discrete segments based on usage of the surgical tool.

US Pat. No. 11,065,048

FLEXIBLE CIRCUIT ARRANGEMENT FOR SURGICAL FASTENING INSTRUMENTS

Cilag GmbH International,...


1. A motor driven surgical system comprising:a handle assembly; and
an interchangeable surgical tool assembly, operatively coupled to the handle assembly, comprising:a nozzle assembly;
a proximal closure tube having a proximal end operatively coupled to a distal end of the nozzle assembly;
an articulation connector having a proximal end operatively coupled to a distal end of the proximal closure tube;
a surgical end effector comprising a first jaw and a second jaw and having a proximal end operatively coupled to a distal end of the articulation connector;
a flexible shaft circuit strip disposed within at least a portion of the proximal closure tube, at least a portion of the articulation connector, and at least a portion of the surgical end effector;
a knife member slideably disposed within the surgical end effector; and
a knife bar operatively connected to a proximal end of the knife member,
wherein the knife bar comprises a first laminated plate disposed on a first side of the flexible shaft circuit strip and a second laminated plate disposed on a second side of the flexible shaft circuit strip,
wherein the knife bar further comprising a first leaf spring disposed between the first side of the flexible shaft circuit strip and the first laminated plate, and a second leaf spring disposed between the second side of the flexible shaft circuit strip and the second laminated plate, and
wherein the knife bar is configured to reciprocate along a longitudinal axis of the proximal closure tube.


US Pat. No. 11,069,012

INTERACTIVE SURGICAL SYSTEMS WITH CONDITION HANDLING OF DEVICES AND DATA CAPABILITIES

Cilag GmbH International,...


1. A surgical hub configured to authenticate data communications with surgical devices, the surgical hub comprising: a processor; anda memory coupled to the processor, the memory storing instructions executable by the processor to:
detect that a surgical device is communicatively coupled to the surgical hub; transmit a public key associated with the surgical huh to the surgical device; receive a message from the surgical device, wherein the message is encrypted using the public key associated with the surgical hub, wherein the encrypted message comprises a shared secret associated with the surgical device and a checksum function associated with the shared secret, and wherein the shared secret comprises an identifier assigned to the surgical device;
decrypt the encrypted message, using a private key associated with the transmitted public key, to reveal the shared secret and the checksum function;
receive data communications from the surgical device, wherein each data communication is encrypted using the shared secret received from the surgical device, and wherein each data communication comprises a checksum value, derived via the checksum function, based on the data of each received data communication;
decrypt each data communication using the shared secret until the surgical device is decoupled from the surgical hub, wherein an integrity of each data communication is verifiable based on its associated checksum value; and
transmit each data communication received from the surgical device to a cloud-based system, wherein each data communication is encrypted using the shared secret received from the surgical device to allow the cloud-based system to decrypt each data communication using the shared secret until the surgical device is decoupled from the surgical hub.

US Pat. No. 11,064,997

SURGICAL STAPLING INSTRUMENT

Cilag GmbH International,...


1. A surgical stapling instrument, comprising:a shaft;
an articulation joint; and
an end effector assembly articulatable relative to said shaft by way of said articulation joint, said end effector assembly comprising:a first jaw;
a second jaw, wherein at least one of said first jaw and said second jaw is movable relative to the other of said first jaw and said second jaw;
a staple cartridge comprising a plurality of staples, wherein each said staple of the plurality of staples comprises an unfired configuration and a fired configuration;
an anvil configured to deform said staples into said fired configuration when said staples are deployed from said staple cartridge; and
a firing system, comprising:a sled movable within said staple cartridge and configured to deploy said staples from said staple cartridge as said sled moves from a proximal position of said staple cartridge to a distal position of said staple cartridge, wherein deployment of said staples occurs during a staple firing stroke, wherein said staple firing stroke is complete when each said staple of the plurality of staples is in said fired configuration; and
a cutting member configured to deploy to cut tissue clamped with said instrument during a cutting firing stroke, wherein said cutting firing stroke occurs only after said staple firing stroke is complete.



US Pat. No. 11,064,998

SURGICAL INSTRUMENT WITH WIRELESS COMMUNICATION BETWEEN A CONTROL UNIT OF A ROBOTIC SYSTEM AND REMOTE SENSOR

Cilag GmbH International,...


1. A surgical system, comprising:a robotic system, comprising:a control unit; and
a drive assembly operably coupled to said control unit, wherein said drive assembly comprises a first rotatable drive member and a second rotatable drive member, and wherein said drive assembly is operable by inputs from an operator and configured to provide a first rotary output motion to said first rotatable drive member and a second rotary output motion to said second rotatable drive member, wherein said first rotary output motion is independent from said second rotary output motion; and

a surgical instrument, comprising:an end effector, comprising:a distal end;
a first component selectively movable between a first position and a second position relative to a second component in response to a first control motion applied to said first component; and
a tissue cutting system, comprising:a rotatable drive screw; and
a tissue cutting element, wherein said rotatable drive screw is configured to push said tissue cutting element toward said distal end in response to a second rotary input motion;


an elongate shaft assembly, comprising:a first spine portion operably coupled to said end effector;
a second spine portion, wherein said first spine portion is pivotally coupled to said second spine portion at an articulation joint to facilitate the articulation of said end effector about an articulation axis; and
a control portion in operable communication with said movable first component of said end effector; and

an instrument mounting portion configured to be removably attached to and operably interface with said drive assembly, wherein said second spine portion extends from said instrument mounting portion, and wherein said instrument mounting portion comprises:a first rotatable driven element configured to be engaged with said first rotatable drive member of said drive assembly to receive said first rotary output motion from said first rotatable drive member;
a second rotatable driven element configured to be engaged with said second rotatable drive member of said drive assembly to receive said second rotary output motion from said second rotatable drive member to transmit a second control motion; and
a movement assembly in operable engagement with said first rotatable driven element and said control portion, wherein said movement assembly is configured to transmit said first control motion to said movable first component of said end effector through said control portion, and wherein said first control motion corresponds to said first rotary output motion.



US Pat. No. 11,058,418

SURGICAL END EFFECTOR HAVING BUTTRESS RETENTION FEATURES

Cilag GmbH International,...


1. An end effector for use with a surgical stapling instrument, wherein the surgical stapling instrument comprises an anvil, and wherein said end effector comprises:a proximal end;
a distal end;
a tissue supporting surface configured to face the anvil of the surgical stapling instrument, wherein said tissue supporting surface extends between said proximal end and said distal end;
a longitudinal knife slot defined in said tissue supporting surface;
a plurality of staples;
a plurality of staple cavities defined in said tissue supporting surface, wherein said staples are positioned at least partially within said staple cavities;
a plurality of apertures defined in said tissue supporting surface, wherein said apertures extend below said tissue supporting surface, and wherein said apertures are not staple cavities;
an implantable layer, comprising:a body; and
a plurality of projections integrally formed with said body, wherein said projections extend from said body of said implantable layer, and wherein said projections are positioned in said apertures to frictionally retain said implantable layer to said tissue supporting surface.


US Pat. No. 11,058,419

METHOD OF APPLYING A BUTTRESS TO A SURGICAL STAPLER END EFFECTOR

Cilag GmbH International,...


1. A method of securing a buttress to an end effector with a buttress applier cartridge, wherein the end effector comprises a first jaw and a second jaw, wherein the first jaw has a curved feature, wherein the buttress applier cartridge comprises a platform, a buttress disposed on the platform, a retainer member, and a receiving feature, the method comprising:(a) positioning the platform between the first and second jaws while the jaws are in an open state and while the retainer member retains the buttress on the platform;
(b) closing the end effector to clamp the platform between the first and second jaws, wherein in response to the clamping action of the end effector:(i) the curved feature of the first jaw is received by the receiving feature of the buttress applier cartridge,
(ii) one of the first or second jaws engages the buttress, and
(iii) the retainer member releases the buttress from the platform;

(c) opening the end effector and thereby removing the buttress from the platform; and
(d) removing the platform from between the first and second jaws while the buttress remains secured to the one of the first or second jaws.

US Pat. No. 11,058,420

SURGICAL STAPLING APPARATUS COMPRISING A LOCKOUT SYSTEM

Cilag GmbH International,...


1. A surgical stapling apparatus, comprising:a handle, comprising:a gripping portion;
an electric motor; and
a battery configured to supply electrical power to said electric motor;

a shaft extending from said handle;
an end effector, comprising:a cartridge support configured to support a staple cartridge comprising staples removably stored therein; and
an anvil configured to deform said staples;

a closure system comprising a closure actuator, wherein said closure system is configured to perform a closing operation in which said anvil is moved relative to said cartridge support between an open position and a closed position in response to an actuation of said closure actuator;
a firing system comprising a firing actuator, wherein said firing system is operable by said electric motor and configured to perform a firing operation in which said staples are elected from said staple cartridge in response to an actuation of said firing actuator; and
an electronic lockout system configured to prevent said firing operation despite the actuation of said firing actuator when said anvil is not in said closed position based on output from said closing operation, wherein said electronic lockout system comprises:a series of switches;
a force sensor responsive to the clamping force applied to said staple cartridge by said anvil at least when clamping tissue therebetween before said firing operation; and
an indicator configured to display output from said electronic lockout system.


US Pat. No. 11,058,421

MODULAR SURGICAL STAPLING SYSTEM COMPRISING A DISPLAY

Cilag GmbH International,...


1. A surgical instrument, comprising:a surgical end effector;
a controller comprising a first operating mode and a second operating mode;
a first actuator interfacing with said surgical end effector and said controller, wherein said first actuator is configured to apply a first control motion to said surgical end effector during said first operating mode;
a second actuator interfacing with said surgical end effector and said controller, wherein said second actuator is configured to apply a second control motion to said surgical end effector during said second operating mode, wherein said controller prevents activation of said second operating mode until said first operating mode is completed; and
a display interfacing with said controller to display a position of said second actuator during said second operating mode.

US Pat. No. 11,058,422

MECHANISMS FOR COMPENSATING FOR BATTERY PACK FAILURE IN POWERED SURGICAL INSTRUMENTS

Cilag GmbH International,...


1. A surgical instrument, comprising:an end effector configured to capture tissue and receive a staple cartridge comprising a plurality of staples;
a firing assembly configured to deploy the plurality of staples into the captured tissue during a firing sequence; and
a housing, comprising:a motor operably coupled to the firing assembly, wherein the motor is configured to cause the firing assembly to deploy the plurality of staples into the captured tissue during the firing sequence; and
a power pack comprising:a plurality of rechargeable battery cells configured to power the motor; and
a sensor configured to detect a parameter associated with the plurality of rechargeable battery cells; and


an electronic control circuit configured to:determine, during the firing sequence, whether a subset of the plurality of rechargeable battery cells is damaged based on at least one measurement of the parameter performed by the sensor; and
step up an output voltage of the power pack to complete the firing sequence in response to a determination that the subset of the plurality of rechargeable battery cells is damaged.


US Pat. No. 11,058,423

STAPLING SYSTEM INCLUDING FIRST AND SECOND CLOSURE SYSTEMS FOR USE WITH A SURGICAL ROBOT

Cilag GmbH International,...


1. A stapling system for use with a surgical robot, wherein said stapling system comprises:a housing, comprising:an attachment portion configured to be mounted to the surgical robot; and
a plurality of rotary drive members configured to transmit rotary motions from the surgical robot;

an elongate shaft extending from said housing;
an end effector extending from said elongate shaft, wherein said end effector comprises:a proximal end;
a distal end;
a first jaw;
a second jaw, wherein said first jaw is movable relative to said second jaw between an open position and a closed position;
a removable staple cartridge comprising a plurality of staples removably stored therein, wherein said staples are ejectable during a staple firing stroke; and
a drive screw configured to rotate in response to a said rotary motion;

an articulation joint, wherein said end effector is articulable relative to said elongate shaft about said articulation joint;
a first closure system configured to actuate a cable in response to a said rotary motion, wherein said cable comprises a distal most portion, wherein said distal most portion of said cable is operably attached to said first jaw, wherein said cable is configured to move said first jaw toward said closed position when said distal most portion of said cable moves toward said distal end, and wherein said cable is configurable to be actuated a plurality of times;
a second closure system comprising a coupling member, wherein said coupling member is operably attached to said drive screw, wherein said coupling member is configured to move said first jaw toward said closed position when actuated, and wherein said second closure system is configurable to be actuated a plurality of times; and
a camming member configured to eject said plurality of staples from said staple cartridge when said camming member is moved in a distal direction, wherein said camming member is not retractable proximally after said staple firing stroke.

US Pat. No. 11,058,424

SURGICAL INSTRUMENT COMPRISING AN OFFSET ARTICULATION JOINT

Cilag GmbH International,...


1. A surgical instrument, comprising:an end effector, comprising:a cartridge jaw; and
an anvil jaw, wherein one of said cartridge jaw and said anvil jaw is rotatable relative to the other about a closure axis;

a shaft, comprising:a frame defining a longitudinal shaft axis; and
a closure actuator translatable relative to said frame, wherein said closure actuator comprises a proximal portion, a distal portion, and a link, wherein said link is rotatably connected to said proximal portion about a proximal link axis and to said distal portion about a distal link axis, and wherein said proximal link axis and said distal link axis define a link plane; and

an articulation joint, wherein said end effector is rotatably connected to said shaft about an articulation axis defined by said articulation joint, wherein said articulation axis is not movable relative to said end effector and said shaft, wherein said articulation axis is positioned proximal to said closure axis, wherein said end effector is articulable within an articulation plane between an unarticulated position and an articulated position, wherein said articulation axis is laterally offset from said longitudinal shaft axis, wherein said articulation axis and said longitudinal shaft axis do not intersect one another, and wherein said link plane is transverse oblique to said longitudinal shaft axis when said end effector is in either said unarticulated position or said articulated position.

US Pat. No. 11,058,426

STAPLE CARTRIDGE ASSEMBLY COMPRISING VARIOUS TISSUE COMPRESSION GAPS AND STAPLE FORMING GAPS

Cilag GmbH International,...


1. A staple cartridge assembly, comprising:a cartridge body, comprising:a deck;
a first longitudinal row of staple cavities;
a second longitudinal row of staple cavities;

a plurality of first staples, wherein each said first staple is removably stored in said first longitudinal row of staple cavities, and wherein each said first staple comprises a unitary structure including:a first metal base including a first metal drive surface, wherein said first metal base is not overmolded with an overmolding material; and
a first staple leg extending from said first metal base and including a first tip, wherein a first unformed distance is defined between said first metal drive surface and said first tip;

a plurality of second staples, wherein each said second staple is removably stored in said second longitudinal row of staple cavities, and wherein each said second staple comprises a unitary structure including:a second metal base including a second metal drive surface, wherein said second metal base is not overmolded with an overmolding material; and
a second staple leg extending from said second metal base and including a second tip, wherein a second unformed distance is defined between said second metal drive surface and said second tip which is different than said first unformed distance, wherein said plurality of first staples and said plurality of second staples are stamped from sheet metal, and wherein each said first metal base of said plurality of first staples and each said second metal base of said plurality of second staples comprise substantially planar surfaces; and

a firing member configured to directly engage said first staples and said second staples and drive said first staples and said second staples along a defined linear path toward said deck.

US Pat. No. 11,058,428

CIRCULAR STAPLING INSTRUMENT WITH ASYMMETRIC MOLDED SHROUD COMPONENTS

Cilag GmbH International,...


1. An apparatus, comprising:(a) an anvil defining an annular array of staple forming pockets;
(b) a closure assembly comprising a coupling shaft and a band portion extending proximally relative to the coupling shaft, wherein the coupling shaft is configured to selectively couple with the anvil and actuate the anvil between a distal position and a proximal position;
(c) a firing assembly comprising:(i) a staple driver, and
(ii) an annular array of staples, wherein the staple driver is operable to actuate between an unfired position and a fired position to drive the annular array of staples against the annular array of staple forming pockets when the anvil is in the proximal position; and

(d) a casing assembly slidably housing at least a portion of the closure assembly and the firing assembly, wherein the casing assembly comprises:(i) a first section comprising:(A) first handle portion,
(B) a first shaft portion extending distally from the first handle portion, wherein the first shaft portion comprises a first preformed bend, a first platform extending along the first preformed bend, and a first longitudinal array of lateral alignment ribs extending from the first platform, and
(C) a tubular casing extending distally from the first shaft portion, wherein the tubular casing slidably houses the staple driver,
wherein the first section defines a homogenous continuum of material along a first length of the first handle portion, the first shaft portion, and the tubular casing, and

(ii) a second section comprising:(A) a second handle portion laterally coupled with the first handle portion, and
(B) a second shaft portion extending distally from the second handle portion, wherein the second shaft portion is laterally coupled with the first shaft portion such that the band portion of the closure assembly is slidably housed within the first shaft portion and the second shaft portion, wherein the second shaft portion comprises a second preformed bend, a second platform extending along the second preformed bend, and a second longitudinal array of lateral alignment ribs extending from the second platform,
wherein the second section defines a homogenous continuum of material along a second length of the second handle portion and the second shaft portion,
wherein the first platform and the second platform are configured to slidably support the band portion of the closure assembly, wherein the first longitudinal array of lateral alignment ribs and the second longitudinal array of lateral alignment ribs are dimensioned to laterally align the band portion of the closure assembly within the casing assembly through direct contact between the band portion, the first longitudinal array of lateral alignment ribs, and the second longitudinal array of lateral alignment ribs.



US Pat. No. 11,058,447

TEMPERATURE CONTROLLED ULTRASONIC SURGICAL INSTRUMENTS

Cilag GmbH International,...


1. A surgical instrument, comprising:a transducer configured to produce vibrations at a predetermined frequency;
an ultrasonic end effector extending along a longitudinal axis coupled to the transducer, wherein the ultrasonic end effector comprises an ultrasonic blade and a clamping mechanism;
a controller configured to receive a feedback signal from an external surface of the ultrasonic end effector at a single position which is distal relative to the transducer, wherein the feedback signal is measured by the controller;
a pump, wherein the pump comprises a fluid and wherein the pump is controlled by the controller;
a lumen adapted to couple to the pump, wherein the controller is configured to control fluid flow through the lumen based on the feedback signal, and wherein the lumen is located within the ultrasonic end effector; and
a fluid temperature regulator, wherein the fluid temperature regulator is configured to adjust a temperature of the fluid within the pump, and wherein the fluid temperature regulator is controlled by the controller.

US Pat. No. 11,058,448

MODULAR BATTERY POWERED HANDHELD SURGICAL INSTRUMENT WITH MULTISTAGE GENERATOR CIRCUITS

Cilag GmbH International,...


1. A surgical instrument, comprising:a modular battery assembly, comprising a control circuit comprising a battery, a memory coupled to the battery, and a processor coupled to the memory and the battery, wherein the processor is configured to generate a digital waveform;
a modular handle assembly comprising a first stage circuit coupled to the processor, the first stage circuit comprising a digital-to-analog converter (DAC) and a first stage amplifier circuit, wherein the DAC is configured to receive the digital waveform and convert the digital waveform into an analog waveform, wherein the first stage amplifier circuit is configured to receive and amplify the analog waveform; and
a modular shaft assembly comprising a second stage circuit coupled to the first stage amplifier circuit configured to receive the analog waveform, amplify the analog waveform, and apply the analog waveform to a load;wherein:the modular battery assembly and the modular shaft assembly are configured to mechanically and electrically connect to, and mechanically and electrically disconnect from, the modular handle assembly, such that the second stage circuit is configured to connect to and detach from the first stage circuit; and
the first stage circuit is configured to detect what type of circuit is the second stage circuit and transmit said type to the control circuit.



US Pat. No. 11,058,472

COMBINATION ULTRASONIC AND ELECTROSURGICAL INSTRUMENT HAVING CLAMP ARM ELECTRODE

Cilag GmbH International,...


1. A surgical instrument comprising:(a) an ultrasonic transducer;
(b) a shaft extending distally relative to the ultrasonic transducer; and
(c) an end effector arranged at a distal end of the shaft, wherein the end effector comprises:(i) an ultrasonic blade configured to be driven by the ultrasonic transducer with ultrasonic energy, wherein the ultrasonic blade comprises:(A) an upper treatment side,
(B) a lower treatment side arranged opposite of the upper treatment side,
(C) a first lateral side, and
(D) a second lateral side arranged opposite of the first lateral side, and

(ii) a clamp arm movable relative to the ultrasonic blade in a transverse direction from an open position to a closed position, wherein the clamp arm includes a clamp pad having a clamp pad surface defining a pad plane and facing toward the ultrasonic blade for clamping tissue therebetween, wherein the clamp arm provides an RF electrode operable to seal tissue with RF energy, wherein the RF electrode comprises:(A) a first electrode side portion, wherein the first electrode side portion is spaced in a lateral direction transverse to the transverse direction and laterally outward from the first lateral side of the ultrasonic blade by a first lateral gap distance, wherein the first electrode side portion is spaced in the transverse direction away from the pad plane and the ultrasonic blade a first transverse gap distance, and
(B) a second electrode side portion spaced from the first electrode side portion, wherein the second electrode side portion is spaced in the lateral direction and laterally outward from the second lateral side of the ultrasonic blade by a second lateral gap distance, wherein the second electrode side portion is spaced in the transverse direction away from the pad plane and the ultrasonic blade a second transverse gap distance,
wherein the clamp pad protrudes in the transverse direction beyond the first and second electrode side portions toward the upper treatment side of the ultrasonic blade such that the first and second electrode side portions are respectively the first and second transverse gap distances from the upper treatment side of the ultrasonic blade with the clamp arm in the closed position against the ultrasonic blade.



US Pat. No. 11,058,475

METHOD AND APPARATUS FOR SELECTING OPERATIONS OF A SURGICAL INSTRUMENT BASED ON USER INTENTION

Cilag GmbH International,...


1. A method of a generator for operating a surgical instrument, the surgical instrument comprising a radio frequency (RF) energy output, an ultrasonic energy output, and a first jaw and a second jaw configured for pivotal movement between a closed position and an open position, the method comprising:receiving a first input indicating a user selection of one of a first option and a second option;
receiving a second input indicating whether the first jaw and the second jaw are in the closed position or in the open position;
receiving a third input indicating electrical impedance at the RF energy output; and
selecting, by the generator without additional user input other than from the first input, a mode of operation for treating a tissue from a plurality of at least eight modes of operation based at least in part on the first input, the second input and the third input, wherein the mode of operation is different than the first option and the second option, and wherein the plurality of at least eight modes of operation comprises:a first mode of performing a spot coagulate operation wherein the RF energy output applies RF energy to the tissue;
a second mode of performing a back cut or creating an otomy wherein the ultrasonic energy output applies a first level of ultrasonic energy to the tissue sufficient to perform the back cut or create the otomy; and
a third mode of assuming the tissue is stapled tissue and applying a second level of ultrasonic energy by the ultrasonic energy output sufficient to seal the stapled tissue.


US Pat. No. 11,058,477

SURGICAL CUTTING AND FASTENING INSTRUMENTS WITH DUAL POWER SOURCES

Cilag GmbH International,...


1. A control circuit for a surgical instrument, the control circuit comprising:a shaft control segment;
a first electrical conductor configured to conduct a first electrical signal between the shaft control segment and a releasable surgical instrument cartridge;
an electrosurgical energy control segment;
a second electrical conductor configured to conduct a second electrical signal between the electrosurgical energy control segment and the releasable surgical instrument cartridge; and
a connector electrically coupled to the electrosurgical energy control segment and configured to receive electrosurgical generator energy from an electrosurgical generator,
wherein the electrosurgical energy control segment is configured to:detect a connection of the electrosurgical generator to the connector; and
electrically isolate the shaft control segment from the electrosurgical generator energy when the electrosurgical energy control segment detects the connection of the electrosurgical generator to the connector.


US Pat. No. 11,058,479

ROBOTIC ELECTROSURGICAL DEVICE WITH DISPOSABLE SHAFT

Cilag GmbH International,...


1. An apparatus, the apparatus comprising:(a) an interface assembly, wherein the interface assembly comprises:(i) a base comprising a mounting plate configured to couple with a robotic arm,
(ii) a first drive assembly comprising a first drive shaft configured to rotate relative to the base about a first axis,
(iii) a second drive assembly comprising a second drive shaft configured to rotate relative to the base about a second axis, and
(iv) a third drive assembly comprising a third drive shaft configured to rotate relative to the base about a third axis; and

(b) a coupling assembly configured to selectively couple a shaft assembly with the interface assembly, wherein the coupling assembly comprises:(i) a first coupling body operatively coupled with the first drive assembly, wherein the first coupling body defines a first opening extending along a longitudinal axis, wherein the first coupling body further defines a first coupling feature, a first recess, and a second recess all located within the first opening, wherein the first opening is dimensioned to receive the shaft assembly and the first coupling feature is configured to selectively couple the first coupling body with a first complementary coupling feature of the shaft assembly, wherein the first recess and the second recess extend entirely through the first opening such that the first recess is dimensioned to receive a second complementary coupling feature of the shaft assembly and the second recess is configured to receive a third complementary coupling feature of the shaft assembly,
(ii) a second coupling body operatively coupled with the second drive assembly, wherein the second coupling body defines a second opening extending along the longitudinal axis, wherein the second coupling body further defines a second coupling feature located within the second opening, wherein the second opening is dimensioned to receive the shaft assembly and the second coupling feature is configured to selectively couple the second coupling body with the second complementary coupling feature of the shaft assembly; and
(iii) a third coupling body operatively coupled with the third drive assembly, wherein the third coupling body defines a third opening extending along the longitudinal axis, wherein the third coupling body further defines a third coupling feature located within the third opening, wherein the third opening is dimensioned to receive the shaft assembly and the third coupling feature is configured to selectively couple the third coupling body with the third complementary coupling feature of the shaft assembly.


US Pat. No. 11,058,498

COOPERATIVE SURGICAL ACTIONS FOR ROBOT-ASSISTED SURGICAL PLATFORMS

Cilag GmbH International,...


1. A robotic surgical system, comprising:a first robotic arm comprising a first force sensor;
a second robotic arm comprising a second force sensor; and
a control unit comprising a processor and a memory communicatively coupled to said processor, wherein said memory stores instructions executable by said processor to:receive a first input from said first force sensor;
receive a second input from said second force sensor;
effect cooperative movement of said first robotic arm and said second robotic arm based on the first input from said first force sensor and the second input from said second force sensor in a load control mode; and
switch from the load control mode to a position control mode upon movement of a surgical tool mounted to one of said robotic arms outside a defined boundary.


US Pat. No. 11,040,196

METHODS AND DEVICES FOR ACTIVATING BROWN ADIPOSE TISSUE USING ELECTRICAL ENERGY

Cilag GmbH International,...


1. A medical device, comprising:a stimulation device configured to be applied to a patient at a depot of brown adipose tissue, the stimulation device including:an electrode,
a signal generator configured to generate an electrical signal,
a sensor configured to sense an impedance of the patient's tissue, and
a controller configured to turn the signal generator on and thereby start continuous delivery of, via the electrode, the electrical signal to the patient having the stimulation device applied thereto for a period of time such that the depot of brown adipose tissue is activated and energy expenditure thereof increases, and the controller is configured to receive an electronic signal indicative of the sensed impedance, and the controller is configured to turn the signal generator off in response to the controller determining, based on the received electronic signal, a change in the patient's tissue impedance from a previous impedance of the tissue;

wherein the stimulation device is configured to be removed from the patient after the electrical signal has been applied to the patient for the period of time and then re-applied to the patient at a second, different depot of brown adipose tissue and to continuously deliver, via the electrode, a second electrical signal to the patient having the stimulation device applied thereto at the second, different depot of brown adipose tissue for a second period of time such that the second depot of brown adipose tissue is activated and energy expenditure thereof increases.

US Pat. No. 11,039,832

SURGICAL STAPLER BUTTRESS APPLICATOR WITH SPENT STAPLE CARTRIDGE LOCKOUT

Cilag GmbH International,...


1. A standalone buttress applicator, configured to apply a buttress material to an end effector of a surgical stapler comprising:(a) a housing defining a gap configured to receive a portion of an end effector of a surgical stapler;
(b) a platform, wherein a portion of the platform is exposed in the gap defined by the housing;
(c) a first buttress assembly positioned on the platform, wherein the first buttress assembly is exposed in the gap defined by the housing; and
(d) a lockout feature protruding outwardly relative to the platform, wherein the lockout feature is configured to enable an end effector with an unspent staple cartridge to clamp onto the platform and thereby engage the first buttress assembly, wherein the lockout feature is further configured to prevent an end effector with a spent staple cartridge from clamping onto the platform to thereby engage the first buttress assembly.

US Pat. No. 11,039,834

SURGICAL STAPLER ANVILS WITH STAPLE DIRECTING PROTRUSIONS AND TISSUE STABILITY FEATURES

Cilag GmbH International,...


1. An anvil for a surgical stapler, wherein said anvil comprises:an elongate anvil body defining a longitudinal anvil axis, wherein said elongate anvil body comprises an undersurface comprising:at least one first line of first staple-forming pockets, wherein each said first staple-forming pocket comprises a first length and a first width, wherein said first length is greater than first width;
at least one second line of second staple-forming pockets adjacent to said first line of first staple-forming pockets, wherein each said second staple-forming pocket comprises a second length and a second width, wherein said second length is greater than said second width;
at least one third line of third staple-forming pockets adjacent to said second line of second staple-forming pockets, wherein each said third staple-forming pocket comprises a third length and a third width, wherein said third length is greater than said third width; and
a plurality of tissue stabilization cavities, wherein each said tissue stabilization cavity comprises an enclosed bottom cavity formed in said undersurface, wherein each said tissue stabilization cavity comprises a cavity width and a cavity length, wherein said cavity length is greater than said cavity width and defines an elongate cavity axis, and wherein at least some of said tissue stabilization cavities are positioned relative to said first staple-forming pockets, said second staple-forming pockets, and said third staple-forming pockets such that said elongate cavity axes thereof are transverse to said longitudinal anvil axis.


US Pat. No. 11,039,836

STAPLE CARTRIDGE FOR USE WITH A SURGICAL STAPLING INSTRUMENT

Cilag GmbH International,...


1. A staple cartridge for use with a surgical stapling instrument, comprising:a cartridge body, comprising:a proximal end;
a distal end;
a longitudinal slot extending from said proximal end toward said distal end;
a deck comprising a first deck portion and a second deck portion on opposite sides of said longitudinal slot;
a projection extending into a proximal portion of said longitudinal slot; and
staple cavities defined in said first deck portion and said second deck portion;

staples removably stored in said staple cavities;
staple drivers configured to eject said staples from said staple cavities; and
a sled, comprising:cam surfaces configured to lift said staple drivers toward said deck during a staple firing stroke;
a center body configured to be received within said longitudinal slot; and
a recess defined in said center body, wherein said sled is movable from a proximal position in which said projection extends along a plane with said recess to a distal position during said staple firing stroke.


US Pat. No. 11,039,837

FIRING SYSTEM LOCKOUT ARRANGEMENTS FOR SURGICAL INSTRUMENTS

Cilag GmbH International,...


1. A surgical end effector, comprising:an elongate channel;
a rotary drive shaft;
a firing member configured to pivot laterally between an inoperable position and an operable position, wherein a rotation of said rotary drive shaft is configured to move said firing member between a proximal position and a distal position when said firing member is in said operable position;
a first lockout notch on a first lateral side of the surgical end effector;
a second lockout notch on a second lateral side of the surgical end effector, wherein a first portion of said firing member is positioned in said first lockout notch and a second portion of said firing member is positioned in said second lockout notch when said firing member is in said inoperable position; and
a fastener cartridge, comprising:a cartridge body;
a plurality of fasteners ejectably positioned in said cartridge body; and
an alignment member comprising a fastener-ejecting surface, wherein said alignment member is configured to pivot said firing member laterally from said inoperable position to said operable position upon installation of said fastener cartridge in said elongate channel.


US Pat. No. 11,039,839

CIRCULAR STAPLING INSTRUMENT WITH UNITARY CLOSURE ROD

Cilag GmbH International,...


20. An apparatus, comprising:(a) a body assembly comprising:(i) a handle portion, and
(ii) a shaft portion extending distally from the handle portion, wherein the shaft portion comprises a preformed bend;

(b) an end effector comprising a staple driver, wherein the staple driver is operable to actuate relative to the shaft portion of the body assembly between an unfired position and a fired position;
(c) an anvil; and
(d) a closure assembly configured to actuate the anvil relative to the end effector, wherein the closure assembly comprises:(i) a knob rotatably disposed on the handle portion of the body assembly, and
(ii) a monolithic closure rod, wherein the monolithic closure rod is configured to actuate relative to the body assembly in response to rotation of the knob, wherein the monolithic closure rod comprises:(A) a proximal shank portion in communication with the knob,
(B) a distal trocar portion comprising a head configured to selectively couple with the anvil in order to actuate the anvil relative to the end effector,
(C) a band portion slidably disposed within the preformed bend of the shaft portion, wherein the band portion extends between the proximal shank portion and the distal trocar portion, wherein the band portion comprises a bent profile that is configured to flex in response to actuating within the preformed bend, and
(D) a first transition portion coupling the band portion with the proximal shank portion, wherein the first transition portion comprises a first pair of concave surfaces facing in a distal direction, wherein the first pair of concave surfaces is directly connected to both the band portion and the proximal shank portion,
wherein the monolithic closure rod consists of a single homogenous continuum of material extending along a length of the proximal shank portion, along a length of the band portion, and along a length of the distal trocar portion.



US Pat. No. 11,039,848

SURGICAL INSTRUMENT WITH SPOT COAGULATION CONTROL AND ALGORITHM

Cilag GmbH International,...


1. A surgical instrument, comprising:(a) an end effector, including:(i) an ultrasonic blade configured to activate to apply ultrasonic energy to tissue captured in the end effector,
(ii) a clamp arm configured to move relative to the ultrasonic blade from a first opened position through a second opened position less open than the first opened position and toward a closed position, wherein the ultrasonic blade and the clamp arm are configured to receive tissue at least in the first opened position, wherein the clamp arm is configured to clamp tissue against the ultrasonic blade in the closed position,
(iii) a first electrode operably connected with the clamp arm, and
(iv) a second electrode associated with the ultrasonic blade, wherein the first and second electrodes are configured to activate to apply bipolar radiofrequency (RF) energy to tissue captured in the end effector, wherein the ultrasonic blade activated and the first and second electrodes deactivated define a cutting and sealing mode, and wherein the first and second electrodes being activated at least partially defines a spot coagulation mode;

(b) a clamp arm actuator operatively connected to the clamp arm and configured to successively move from an opened actuator position, through a first actuator position, through a second actuator position, and toward a third actuator position to selectively direct the clamp arm respectively from the first opened position through the second opened position and toward the closed position such that the opened actuator position and the first actuator position respectively associate with the first and second opened positions of the clamp arm and the first actuator position is between the opened actuator position and the second actuator position;
(c) a first button operatively connected to the ultrasonic blade and configured to selectively actuate from a first unactuated position to a first actuated position and thereby direct the end effector to the cutting and sealing mode; and
(d) a second button operatively connected to the first and second electrodes and configured to selectively actuate from a second unactuated position to a second actuated position and thereby direct the end effector to the spot coagulation mode with the first button in the first unactuated position and the clamp arm actuator positioned in the first actuator position or between the first actuator position and the second actuator position,
wherein the spot coagulation mode is deactivated in the opened actuator position and between the opened and first actuator positions with the second button remaining in the second actuated position.

US Pat. No. 11,039,866

BONE SCREW WITH 3D PRINTED THREAD LOCKING FEATURE

Cilag GmbH International,...


1. A bone screw assembly, comprising:(a) a first body, wherein the first body comprises:(i) a proximal portion,
(ii) a distal portion, wherein the first body extends from the proximal portion toward the distal portion along a longitudinal axis, wherein the distal portion is configured to pierce bone in response to rotation of the first body about the longitudinal axis, and
(iii) a first threaded section, wherein the first threaded section is configured to engage bone;

(b) a second body, wherein the second body defines a through hole dimensioned to receive the distal portion of the first body; and
(c) a thread locking assembly configured to couple the first body with the second body, wherein the thread locking assembly comprises:(i) a first threaded locking section associated with the proximal portion of the first body,
(ii) a second threaded locking section associated with the through hole of the second body, wherein the second threaded locking section comprises a first portion and a second portion continuously connected with each other, wherein the first portion comprises a first thread angle, wherein the second portion comprises a second thread angle, wherein the second thread angle is different than the first thread angle, wherein the first threaded locking section is configured rotate relative to the second threaded locking section in order to mesh with the second thread locking section, wherein either the first threaded locking section or the second threaded locking section is configured to deform the other in response to rotation of the first threaded locking section relative to the second threaded locking section.


US Pat. No. 11,033,266

DECOUPLING MECHANISM FOR LINEAR SURGICAL STAPLER

Cilag GmbH International,...

1. A surgical stapler comprising:(a) a first elongate member having a distal portion that supports a plurality of staple forming pockets;
(b) a second elongate member having a distal portion configured to receive a staple cartridge;
(c) a clamp member operable to releasably clamp the first and second elongate members together;
(d) a retaining member provided on one of the first elongate member or the second elongate member, wherein the retaining member is configured to releasably couple proximal ends of the first and second elongate members together with a resilient bias such that the first and second elongate members are pivotable relative to one another at the proximal ends; and
(e) a decoupling mechanism, wherein the decoupling mechanism is configured to overcome the resilient bias of the retaining member and thereby decouple the proximal ends from one another in response to the first and second elongate members being pivoted away from one another.

US Pat. No. 11,033,316

COMBINATION ULTRASONIC AND ELECTROSURGICAL INSTRUMENT HAVING CURVED ULTRASONIC BLADE

Cilag GmbH International,...

1. A surgical instrument, comprising:(a) an ultrasonic transducer;
(b) a shaft extending distally relative to the ultrasonic transducer along a longitudinal axis; and
(c) an end effector arranged at a distal end of the shaft, wherein the end effector includes an ultrasonic blade, wherein the ultrasonic transducer is operable to drive the ultrasonic blade with ultrasonic energy, wherein the ultrasonic blade includes a tissue treatment portion configured to treat tissue with ultrasonic energy, wherein the tissue treatment portion includes:
(i) a linear blade region extending parallel to the longitudinal axis,
(ii) a curved blade region extending distally from the linear blade region along a curved path that deflects laterally from the longitudinal axis, wherein the curved blade region includes a proximal region portion, a medial region portion, and a distal region portion,
(iii) an upper treatment side,
(iv) a lower treatment side arranged opposite of the upper treatment side,
(v) a first lateral side, wherein the first lateral side includes a first sweeping side surface, and
(vi) a second lateral side arranged opposite of the first lateral side, wherein the second lateral side includes a second sweeping side surface,
wherein the first and second sweeping side surfaces extend along only the medial and distal region portions of the curved blade region and define respective first and second side edges of a transverse cross-section of the tissue treatment portion, wherein the first and second sweeping side surfaces are configured such that the first and second side edges are parallel to one another,
wherein at each longitudinal position along a region length of the curved blade region a continuous transverse distance between the upper and lower treatment sides defines a curved region blade height such that the curved region blade height is the same longitudinally along the curved blade region.

US Pat. No. 11,033,325

ELECTROSURGICAL INSTRUMENT WITH TELESCOPING SUCTION PORT AND DEBRIS CLEANER

Cilag GmbH International,...

1. An electrosurgical device comprising:a first electrode and a second electrode;
a housing configured to enclose a first portion of the first electrode and a first portion of the second electrode;
a shaft extending distally from the housing configured to enclose a second portion of the first electrode and a second portion of the second electrode;
an extendable mechanism in mechanical communication with the shaft; and
an end effector, the end effector comprising:
a third portion of the first electrode and a third portion of the second electrode, wherein the third portion of the first electrode has an exposed longitudinal extent from a proximal end to a distal end and the third portion of the second electrode has an exposed longitudinal extent from a proximal end to a distal end;
a diverter comprising a planar top surface, a planar bottom surface in opposition to the planar top surface, a first terminal lateral side in mechanical communication with an inner side of the exposed longitudinal extent of the third portion of the first electrode and a second terminal lateral side in mechanical communication with an inner side of the exposed longitudinal extent of the third portion of the second electrode;
a third electrode disposed on the planar top surface of the diverter between the inner side of the exposed longitudinal extent of the third portion of the first electrode and the inner side of the exposed longitudinal extent of the third portion of the second electrode; and
a movable electrode scraper having a plurality of features in mechanical communication with a surface of the exposed longitudinal extent of the third portion of the first electrode and a surface of the exposed longitudinal extent of the third portion of the second electrode and configured to move across the surface of the exposed longitudinal extent of the third portion of the first electrode and the surface of the exposed longitudinal extent of the third portion of the second electrode under mechanical control of the extendable mechanism.

US Pat. No. 11,033,344

IMPROVING SURGICAL TOOL PERFORMANCE VIA MEASUREMENT AND DISPLAY OF TISSUE TENSION

Cilag GmbH International

1. A method, comprising:advancing an end effector of a surgical tool to a surgical site, the surgical tool being pivotably mounted to a robotic arm at a tool driver, and the robotic arm having a plurality of linkages pivotably coupled at corresponding joints;
engaging tissue at the surgical site with the end effector;
obtaining and aggregating loading data from sensors in one or both of the tool driver and the corresponding joints and thereby calculating a magnitude and a direction of loading on the end effector through engagement with the tissue;
calculating a force vector assumed on the end effector based on the magnitude and the direction of the loading data;
optimizing the force vector to obtain an optimized force vector; and
actuating the end effector after applying the optimized force vector on the end effector.

US Pat. No. 11,026,751

DISPLAY OF ALIGNMENT OF STAPLE CARTRIDGE TO PRIOR LINEAR STAPLE LINE

Cilag GmbH International,...

1. A surgical hub, comprising:a processor; and
a memory coupled to the processor, the memory storing instructions executable by the processor to:
receive image data from an image sensor;
generate a first image based on the image data, wherein the first image comprises a target on a first side of a tissue;
display the first image on a surgical hub display coupled to the processor;
receive a signal from a non-contact sensor, the signal indicative of a position of a surgical device on a second side of the tissue, wherein the second side is opposite of the first side;
generate a second image based on the signal indicative of the position of the surgical device on the second side of the tissue; and
display a position of the second image relative to the first image on the surgical hub display coupled to the processor.

US Pat. No. 11,026,677

SURGICAL STAPLING ASSEMBLY

Cilag GmbH International,...

1. A surgical stapling assembly, comprising:a first closure member;
a second closure member;
a firing member, wherein said firing member is actuatable independently of said first closure member and said second closure member;
a shaft; and
an end effector extending from said shaft, wherein said end effector comprises:
a first jaw; and
a second jaw movable relative to said first jaw between:
an open position;
a fully-closed position defining a first gap height between said first jaw and said second jaw, wherein said first closure member is configured to be actuated longitudinally relative to said second iaw to contact said second iaw and move said second jaw into said fully-closed position; and
a collapsed position defining a second gap height between said first jaw and said second jaw, wherein said second closure member is configured to move said second jaw into said collapsed position,
wherein said firing member comprises:
a first flange configured to engage said first jaw; and
a second flange configured to engage said second jaw, wherein said first flange and said second flange are configured to control the distance between said first jaw and said second jaw during a firing stroke of said firing member.

US Pat. No. 11,026,681

SURGICAL INSTRUMENT WITH RECESSED CONTACTS AND ELECTRICALLY INSULATING BARRIERS

Cilag GmbH International,...

1. A surgical instrument, comprising:(a) a body assembly;
(b) a shaft assembly, wherein the shaft assembly is configured to releasably attach to and extend distally from the body assembly along a longitudinal axis;
(c) an end effector at a distal end of the shaft assembly, wherein the end effector is operable to treat tissue;
(d) a first electrical connector coupled to one of the body assembly or the shaft assembly, wherein the first electrical connector includes:
(i) a first connector body, and
(ii) a first electrical contact recessed within the first connector body; and
(e) a second electrical connector coupled to the other of the body assembly or the shaft assembly, wherein the second electrical connector includes:
(i) a second connector body, and
(ii) a second electrical contact supported by the second connector body,
wherein the first connector body is configured to receive the second electrical contact therein to enable the first and second electrical contacts to electrically couple together when the shaft assembly is attached to the body assembly,
wherein a proximal end of the shaft assembly is configured to slide into engagement with the body assembly along an installation axis that is transverse to the longitudinal axis of the shaft assembly,
wherein one of the first electrical contact or the second electrical contact is movable relative to the respective one of the first connector body or the second connector body to enable the first and second electrical contacts to electrically couple together.

US Pat. No. 11,026,682

SURGICAL INSTRUMENT BATTERY PACK WITH VOLTAGE POLLING

Cilag GmbH International,...

1. A power device configured to provide power to a medical device, comprising:(a) a housing, wherein the housing is removably attachable to a medical device;
(b) a battery supported by the housing;
(c) an electrical connection feature operable to electrically couple with a complementary connection feature of the medical device, wherein the electrical connection feature is operable to deliver an output signal from the battery to the medical device, wherein the electrical connection feature is further operable to receive a return signal from the medical device; and
(d) a processor, wherein the processor is operable to change a polarity of the electrical connection feature based at least in part on an electrical characteristic of at least one of the output signal or the return signal.

US Pat. No. 11,026,712

SURGICAL INSTRUMENTS COMPRISING A SHIFTING MECHANISM

Cilag GmbH International,...

1. A surgical instrument, comprising:a handle comprising a first electric motor and a second electric motor;
a shaft assembly attached to said handle, wherein said shaft assembly comprises:
a rotatable input shaft operably coupled to said first electric motor;
a rotatable shifting shaft operably coupled to said second electric motor;
a first rotatable drive shaft; and
a second rotatable drive shaft; and
an end effector extending from said shaft assembly, wherein said end effector is configured to perform a first end effector function in response to the rotation of said first rotatable drive shaft, wherein said end effector is configured to perform a second end effector function in response to the rotation of said second rotatable drive shaft, wherein said rotatable shifting shaft is rotatable between a first position and a second position, wherein said rotatable input shaft is operably coupled to said first rotatable drive shaft when said rotatable shifting shaft is in said first position, and wherein said rotatable input shaft is operably coupled to said second rotatable drive shaft when said rotatable shifting shaft is in said second position.

US Pat. No. 11,020,113

SURGICAL INSTRUMENT HAVING FORCE FEEDBACK CAPABILITIES

Cilag GmbH International,...

11. A surgical instrument, comprising:a handle comprising a force delivery system, wherein the force delivery system is configured to operably delivery a vibratory force to a user holding the handle;
a shaft;
an end effector extending from the shaft;
an articulation joint positioned intermediate the end effector and the shaft, wherein the articulation joint permits the end effector to rotate relative to the shaft about an articulation axis;
a moving element configured to move between a plurality of positions within the end effector to rotate the end effector about the articulation axis between an un-articulated position and articulated positions; and
a position sensor configured to detect the position of the moving element, wherein the sensor operably communicates with the force delivery system, and wherein the sensor signals the force delivery system to deliver the vibratory force based on the position of the moving element.

US Pat. No. 11,020,114

SURGICAL INSTRUMENTS WITH ARTICULATABLE END EFFECTOR WITH AXIALLY SHORTENED ARTICULATION JOINT CONFIGURATIONS

Cilag GmbH International,...

1. A surgical instrument, comprising:an elongate shaft assembly defining a shaft axis; and
an axially movable firing beam; and
a surgical end effector, comprising:
a firing member coupled to said axially movable firing beam, wherein said firing member is configured to move between a starting position and an ending position upon application of firing motions thereto by said axially movable firing beam;
a first end effector jaw, wherein said first end effector jaw is coupled to an articulation joint that is coupled to said elongate shaft assembly, wherein said articulation joint defines an articulation axis that is transverse to said shaft axis; and
a second end effector jaw, wherein one of said first end effector jaw and said second end effector jaw is configured to operably support therein a surgical fastener cartridge comprising a proximal most fastener location therein, wherein said second end effector jaw comprises a jaw trunnion arrangement that defines a jaw pivot axis that extends through said jaw trunnion arrangement, wherein said jaw pivot axis is transverse to said shaft axis, wherein said jaw trunnion arrangement is configured to pivot about said jaw pivot axis relative to said first end effector jaw while remaining axially stationary to facilitate pivotal travel of said second end effector jaw relative to said first end effector jaw between a fully open position and a fully closed position by an axially movable closure member comprising a closure member cam surface configured for camming contact with a jaw cam surface on said one of said first end effector jaw and said second end effector jaw, and wherein a first distance measured along a first axis that is parallel to said shaft axis and extends between said articulation axis and an area of camming contact between said closure member cam surface and said jaw cam surface divided by a second distance measured along a second axis that is parallel to said first axis and extends from said articulation axis to said proximal most fastener location is less than 0.5.

US Pat. No. 11,020,115

DELIVERABLE SURGICAL INSTRUMENT

Cilag GmbH International,...

1. An end effector and a shaft configured to staple patient tissue, wherein said end effector is configured to be introduced into a treatment area through an opening in the patient, and wherein said end effector comprises:a channel configured to receive a staple cartridge therein;
an anvil;
a first jaw;
a second jaw movable relative to said first jaw between an unclamped position and a clamped position, wherein said second jaw comprises:
a proximal pivot end rotatably coupled to said first jaw; and
a movable distal end;
a cutting member;
a closure system configured to engage said movable distal end of said second jaw and said proximal pivot end of said second jaw; and
a first drive system comprising a first input connector, wherein said first drive system is configured to operate said closure system and move said second jaw to said clamped position,
a second drive system comprising a second input connector, wherein said second drive system is configured to move said cutting member relative to said end effector;
wherein said shaft is configured to be inserted into the treatment area through another opening in the patient, and wherein said shaft comprises;
a first actuator configured to be coupled to said first input connector of said first drive system after said end effector and said shaft are introduced into the treatment area; and
a second actuator configured to be coupled to said second input connector of said second drive system after said end effector and said shaft are introduced into the treatment area, wherein said first drive system and said second drive system are operable independently of one another.

US Pat. No. 11,020,120

MOTOR DRIVEN ROTARY INPUT CIRCULAR STAPLER WITH MODULAR END EFFECTOR

Cilag GmbH International,...

1. An apparatus for stapling tissue, comprising:(a) a rotary drive shaft, wherein the rotary drive shaft is configured to operatively couple with a robotic surgical system operable to control rotation of the rotary drive shaft; and
(b) a stapling assembly operatively coupled with a distal end of the rotary drive shaft, wherein the stapling assembly comprises:
(i) a staple deck,
(ii) an anvil moveable relative to the staple deck to define a gap therebetween, wherein the anvil is configured to clamp tissue positioned within the gap,
(iii) a staple driver operable to drive staples through the staple deck and the clamped tissue, toward the anvil,
(iv) a first rotary drive member configured to operatively couple the rotary drive shaft with the anvil, and
(v) a second rotary drive member configured to operatively couple the rotary drive shaft with the staple driver, wherein the first and second rotary drive members are rotatable independently by the rotary drive shaft,
wherein the apparatus is configured to transition between a first mode in which the rotary drive shaft is configured to actuate the anvil relative to the staple deck by the first rotary drive member to thereby adjust a gap distance of the gap, and a second mode in which the rotary drive shaft is configured to actuate the staple driver relative to the staple deck by the second rotary drive member to thereby drive staples toward the anvil,
wherein the apparatus is configured to operate in the first mode when the gap distance is outside of a predetermined range of gap distances, wherein the apparatus is configured to operate in the second mode when the gap distance is within the predetermined range of gap distances.

US Pat. No. 11,020,121

CIRCULAR SURGICAL STAPLERS WITH ISOLATING SLEEVES STORED INSIDE ANVIL

Cilag GmbH International,...

1. A circular stapling instrument comprising:a) an anvil having a tissue facing end and an opposite distal end;
the anvil having a peripheral staple bending zone and a coaxial circular knife recess on said tissue facing end;
the anvil having a circumferential recess formed inside said anvil, with a circumferential entrance into said circumferential recess positioned on said tissue facing end coaxially between the staple bending zone and the circular knife recess;
b) a cylindrical stapling head mounted on a support shaft, said stapling head containing a concentric knife and a plurality of deployable staples in concentric arrays on a tissue facing side of said stapling head;
c) a moveable shaft connecting the anvil and stapling head; and
d) an elongated hollow anvil sleeve having a flange at a proximal end thereof,
said anvil sleeve open at a distal end thereof and at the proximal end thereof;
said flange positioned on the tissue facing end of the anvil against said staple bending zone; wherein said distal end of said anvil sleeve is releasably disposed in said circumferential recess,
said distal end of said anvil sleeve configured to be turned outside-in and inverted upon release from said circumferential recess after stapling,
wherein said anvil sleeve, said circumferential recess, and said circumferential entrance are configured to avoid any interference and any contact of the anvil sleeve with the concentric knife moving against and within circular knife recess.

US Pat. No. 11,020,140

ULTRASONIC SURGICAL BLADE FOR USE WITH ULTRASONIC SURGICAL INSTRUMENTS

Cilag GmbH International,...

1. A surgical instrument, comprising:an ultrasonic transducer;
an ultrasonic transmission waveguide extending from the ultrasonic transducer; and
an ultrasonic blade acoustically coupled to the ultrasonic transmission waveguide, wherein the ultrasonic blade comprises:
a base, wherein a longitudinal axis extends parallel through the base; and
a curved body extending distally from the base, wherein the curved body comprises:
a proximal end positioned at the base;
a distal end;
a tissue-treating surface extending on a first side of the curved body;
a curved edge extending on a second side of the curved body opposite the first side, the curved edge curving away from the longitudinal axis at a first point between the proximal end and the distal end, and then curving back toward the longitudinal axis at a second point between the first point and the distal end; and
a balancing feature positioned between the proximal end and a midway point to the distal end, the balancing feature comprising a contour line that creates an asymmetry in the curved body;
wherein the distal end is offset from the longitudinal axis in a first direction, wherein the distal end is offset from the longitudinal axis in a second direction, and wherein the first direction is perpendicular to the second direction.

US Pat. No. 11,020,169

METHOD AND APPARATUS FOR OPEN ELECTROSURGICAL SHEARS

Cilag GmbH International,...

1. A surgical instrument comprising:(a) an end effector, wherein the end effector comprises:
(i) a first jaw,
(ii) a second jaw pivotably coupled with the first jaw, wherein the second jaw is operable to pivot between an open position and a closed position,
(iii) a knife configured to actuate between a pre-fired position and a fired position,
(iv) an electrode configured to apply RF energy to tissue;
(b) a handle assembly, wherein the handle assembly comprises:
(i) a housing associated with the first jaw, and
(ii) an arm associated with the second jaw, wherein the arm is pivotably coupled with the housing, wherein the arm is configured to pivot the second jaw between the open position and the closed position
(iii) a lockout button configured generate a signal related to the end effector;
(c) a knife drive assembly, wherein the knife drive assembly comprises:
(i) a trigger slidably coupled with the housing,
(ii) an actuation assembly configured to convert proximal translation of the trigger into distal actuation of the knife, and
(iii) a return assembly configured to decouple the trigger with the actuation assembly to automatically actuate the knife from the fired position to the pre-fired position in response to the trigger reaching a predetermined proximal position; and
(d) a lockout assembly configured to transition between a locked configuration and an unlocked configuration, wherein the lockout assembly is configured to prevent distal actuation of the knife while in the locked configuration, wherein the lockout assembly is configured to activate the lockout button in the unlocked configuration.

US Pat. No. 11,020,170

KNIFE DRIVE ASSEMBLY FOR ELECTROSURGICAL SHEARS

Cilag GmbH International,...

1. A surgical instrument comprising:(a) an end effector, wherein the end effector comprises:
(i) a first jaw,
(ii) a second jaw pivotably coupled with the first jaw, wherein the second jaw is operable to pivot between an open position and a closed position,
(iii) a knife configured to actuate between a pre-fired position and a fired position, and
(iv) an electrode assembly configured to transfer RF energy to tissue when activated;
(b) a handle assembly, wherein the handle assembly comprises:
(i) a housing associated with the first jaw, and
(ii) an arm associated with the second jaw, wherein the arm is pivotably coupled with the housing, wherein the arm is configured to pivot the second jaw between the open position and the closed position; and
(c) a knife drive assembly comprising:
(i) an input assembly,
(ii) a rotary assembly comprising a compound gear assembly, wherein the compound gear assembly comprises an input pinion and an output pinion configured to rotate unitarily, wherein the input pinion and the output pinion are coupled with a rotary pin comprising an angular locking body, and
(iii) an output assembly, wherein the input assembly is configured to travel a first proximal distance in order to rotate the rotary assembly, wherein the rotary assembly is configured to rotate in response to travel of the input assembly along the first proximal distance to drive the output assembly a first distal distance to thereby actuate the knife from the pre-fired position toward the fired position, wherein the first distal distance is greater than the first proximal distance.

US Pat. No. 11,020,198

SLACK CABLE ELIMINATING CAPSTAN

Cilag GmbH International

1. A surgical tool, comprising:a drive housing having an elongate shaft extending therefrom;
an end effector operatively coupled to a distal end of the elongate shaft;
a drive input and input shaft rotatably mounted to the drive housing;
a drive assembly mounted to the input shaft and including an upper capstan rotatably mounted to the input shaft with a first one-way bearing, and a lower capstan rotatably mounted to the input shaft with a second one-way bearing; and
a first drive cable coupled to the upper capstan and extending to the end effector, and a second drive cable coupled to the lower capstan and extending to the end effector,
wherein rotating the input shaft in a first angular direction rotationally disengages the lower capstan from the input shaft and drives the upper capstan in the first angular direction to pull the first drive cable in a first linear direction, and
wherein rotating the input shaft in a second angular direction opposite the first angular direction rotationally disengages the upper capstan from the input shaft and drives the lower capstan in the second angular direction to pull the second drive cable in the first linear direction.

US Pat. No. 11,013,513

MOTOR DRIVEN ROTARY INPUT CIRCULAR STAPLER WITH MODULAR END EFFECTOR

Cilag GmbH International,...

1. An apparatus for stapling tissue, comprising:(a) a body, wherein the body houses a motor;
(b) a shaft assembly extending distally from the body, wherein the shaft assembly includes a rotary drive shaft configured to be rotated by the motor; and
(c) a stapling assembly coupled with the shaft assembly, wherein the stapling assembly comprises:
(i) a staple deck,
(ii) an anvil operable to clamp tissue against the staple deck,
(iii) a staple driver operable to drive staples through the staple deck and the clamped tissue toward the anvil,
(iv) a knife operable to cut the clamped tissue,
(v) a first rotary drive member configured to operatively couple the rotary drive shaft with the anvil, and
(vi) a second rotary drive member configured to operatively couple the rotary drive shaft with the staple driver and the knife, wherein the first and second rotary drive members are rotatable independently,
wherein the staple driver and the knife are operable to advance distally through the stapling assembly to thereby staple and cut the clamped tissue in response to rotation of the rotary drive shaft by the motor.

US Pat. No. 11,013,569

SURGICAL SYSTEMS WITH INTERCHANGEABLE MOTOR PACKS

Cilag GmbH International,...

1. A detachable motor pack for use with multiple electrical surgical instruments, the detachable motor pack comprising:a housing;
a plurality of motors retained within the housing;
a controller configured to control one or more operations of the plurality of motors;
a first interface portion, wherein the first interface portion is configured to releasably attach to a hand-held surgical instrument and to a robotic surgical instrument; and
a second interface portion, wherein the second interface portion is configured to releasably attach to a first surgical tool of the hand-held surgical instrument and to a second surgical tool of the robotic surgical instrument,
wherein the controller is configured to control a first set of operations of the plurality of motors when the detachable motor pack is releasably attached to the hand-held surgical instrument, and to control a second set of operations of the plurality of motors when the detachable motor pack is releasably attached to the robotic surgical instrument.

US Pat. No. 11,090,049

STAPLE FORMING POCKET ARRANGEMENTS

Cilag GmbH International,...


14. An end effector, comprising:a staple cartridge comprising a staple comprising a first leg; and
an anvil comprising a planar surface, wherein a plurality of pockets are defined in said planar surface, wherein said plurality of pockets comprises a pocket comprising a first cup configured to form said first leg, wherein said first cup defines a boundary surface comprising a bottom, a first sidewall, and a second sidewall, wherein said bottom defines a depth relative to said planar surface, and wherein said depth varies longitudinally along a length of said bottom;
wherein the boundary surface comprises a first lateral radius of curvature corresponding to the first sidewall, a second lateral radius of curvature corresponding to the second sidewall, and a third lateral radius of curvature corresponding to the bottom;
wherein the third lateral radius of curvature differs from the first lateral radius of curvature and the second lateral radius of curvature;
wherein the boundary surface is an entirely-smooth surface having a defined slope at each point of the boundary surface;
wherein said boundary surface within a first portion of said first cup is different from said boundary surface within a second portion of said first cup; and
wherein said first portion and said second portion are different.

US Pat. No. 11,090,103

MEDICAL DEVICE

Cilag GmbH International,...


2. A method of cauterizing a vessel or tissue, the method comprising:gripping the vessel or tissue with an end effector of a medical device;
applying an RF signal to at least one electrode of the end effector that is in contact with the vessel or tissue; and
controlling a frequency of the RF signal to control at least one of a power, a current, and a voltage applied to the vessel or tissue to perform the cauterizing, wherein the power applied to the at least one electrode is controlled by varying the frequency of the RF signal toward and away from a resonant frequency of a resonant circuit coupled to the at least one electrode, wherein as the frequency is varied toward the resonant frequency the power applied to the at least one electrode is less attenuated and as the frequency is varied away from the resonant frequency the power applied to the at least one electrode is more attenuated.

US Pat. No. 11,083,452

STAPLE CARTRIDGE INCLUDING A TISSUE THICKNESS COMPENSATOR

Cilag GmbH International,...


1. A staple cartridge, comprising:a cartridge deck;
a firing member;
a longitudinal slot within said staple cartridge and configured to receive said firing member, wherein said firing member moves within said staple cartridge during a firing stroke;
staple cavities defined in said deck;
staples removably stored in said staple cavities;
staple drivers configured to support said staples within said staple cavities;
a firing drive comprising a plurality of ramps configured to engage said staple drivers and a cutting edge; and
a tissue thickness compensator configured on said cartridge deck, wherein said tissue thickness compensator comprises protrusions extending upwardly from said tissue thickness compensator in areas which overlay said staple cavities.

US Pat. No. 11,083,453

SURGICAL STAPLING SYSTEM INCLUDING A FLEXIBLE FIRING ACTUATOR AND LATERAL BUCKLING SUPPORTS

Cilag GmbH International,...


1. A surgical stapling system, comprising:a surgical robot; and
a surgical instrument releasably attachable to said surgical robot, comprising:a housing;
an elongate shaft extending from said housing and defining a longitudinal shaft axis, wherein said elongate shaft comprises:a proximal end;
a distal end;
a first articulation joint;
a second articulation joint positioned distally with respect to said first articulation joint;
a first pivot element comprising a first lateral buckling support, wherein said first pivot element is pivotable about a first pivot axis that is orthogonal to said longitudinal shaft axis; and
a second pivot element comprising a second lateral buckling support positioned distally with respect to said first lateral buckling support, wherein said second pivot element is pivotable about a second pivot axis that is orthogonal to said longitudinal shaft axis, and wherein said first pivot element and said second pivot element are pivotable relative to one another;

an end effector comprising a first jaw and a second jaw;
a firing member comprising a first cam member configured to engage said first jaw and a second cam member configured to engage said second jaw; and
a flexible firing actuator connected to said firing member, wherein said flexible firing actuator extends through said first articulation joint and said second articulation joint, and wherein said flexible firing actuator is supportable by said first lateral buckling support and said second lateral buckling support.


US Pat. No. 11,083,454

MECHANISMS FOR COMPENSATING FOR DRIVETRAIN FAILURE IN POWERED SURGICAL INSTRUMENTS

Cilag GmbH International,...


1. A surgical instrument, comprising:a jaw assembly, comprising:a staple cartridge including a plurality of staples; and
an anvil, wherein at least one of the staple cartridge and the anvil is movable relative to the other one of the staple cartridge and the anvil to capture tissue therebetween;

a drivetrain configured to transmit at least one motion to the jaw assembly, wherein the drivetrain is configured to translate between an unfired position and a fired position;
a housing, comprising:an electric motor operably coupled to the drivetrain, wherein the electric motor is configured to generate a mechanical output to motivate the drivetrain toward the fired position to transmit the at least one motion to the jaw assembly;
a power source; and
a motor control system electrically coupled to the power source and the electric motor, wherein the motor control system is configured to control a flow of energy from the power source to the electric motor;

a connector module configured to operably couple to the housing and the jaw assembly, wherein the connector module is configured to convert a rotary motion from the electric motor into an axial motion to move the drivetrain between the unfired position and fired position; and
a controller, comprising:a processor; and
a memory storing program instructions, which when executed by the processor, cause the processor to:implement a firing algorithm in response to a user input, wherein the drivetrain is configured to move toward the fired position based on implementation of the firing algorithm;
detect a current draw from the power source to the electric motor;
activate a safe mode in response to an acute failure of the drivetrain, wherein the safe mode comprises causing the motor control system to modulate a motor input voltage to the electric motor, and wherein the acute failure of the drivetrain comprises the detected current draw exceeding a threshold current draw; and
activate a bailout mode in response to a catastrophic failure of the drivetrain, wherein the bailout mode comprises implementing a motor retraction algorithm to retract the drivetrain toward the unfired position.



US Pat. No. 11,076,747

DRIVING LIGHT EMISSIONS ACCORDING TO A JITTER SPECIFICATION IN A LASER MAPPING IMAGING SYSTEM

Cilag GmbH International


1. A system comprising:an emitter for emitting pulses of electromagnetic radiation;
an image sensor comprising a pixel array for sensing reflected electromagnetic radiation, wherein pixel data is read out during a readout period of the image sensor;
a controller in electronic communication with the emitter and the image sensor; and
a driver for driving emissions by the emitter based at least in part on a jitter specification, wherein the jitter specification comprises unpredictable time variation experienced by a component of the system;
wherein at least a portion of the pulses of electromagnetic radiation emitted by the emitter comprises a laser mapping pattern;
wherein the jitter specification is less than or equal to one or more of:one microsecond;
fifty nanoseconds;
a duration of time required for the image sensor to read out one line of the pixel array;
a duration of time required for the image sensor to read out one pixel of the pixel array;
10% to 25% a duration of time required for the image sensor to read out all active pixels in the pixel array; or
10% to 25% a duration of the readout period of the image sensor.


US Pat. No. 11,076,853

SYSTEMS AND METHODS OF DISPLAYING A KNIFE POSITION DURING TRANSECTION FOR A SURGICAL INSTRUMENT

Cilag GmbH International,...


1. A surgical instrument comprising:a displacement member movable between a first position and a second position;
a sensor configured to detect a position of the displacement member and provide a signal indicative thereof;
a display; and
a control circuit coupled to the display and the sensor, the control circuit configured to:determine whether the displacement member is moving from the second position to the first position via the sensor;
upon the displacement member moving from the second position to the first position, determine whether the position of the displacement member is located greater than a threshold from the second position, wherein the threshold is offset from the first position and the second position;
upon the displacement member being located greater than the threshold from the second position, cause the display to display the position of the displacement member; and
upon the displacement member being located less than the threshold from the second position, cause the display to display an alternate indicia of the position of the displacement member, wherein the alternate indicia represents the displacement member in a fully retracted state.


US Pat. No. 11,076,854

SMART CARTRIDGE WAKE UP OPERATION AND DATA RETENTION

Cilag GmbH International,...


1. An electronic system for a surgical instrument, wherein the surgical instrument comprises a staple cartridge, and wherein the electronic system comprises:a main power supply circuit configured to supply electrical power to a primary circuit;
a supplementary power supply circuit configured to supply electrical power to a secondary circuit of the staple cartridge;
a short circuit protection circuit coupled between the main power supply circuit and the supplementary power supply circuit;
a sensor configured to measure tissue impedance;
an initiation circuit for initiating measurement of the tissue impedance by the sensor; and
a processor configured to determine a tissue property from the measured tissue impedance, wherein the surgical instrument is configured to adapt a control motion corresponding to the determined tissue property;
wherein the supplementary power supply circuit is configured to isolate itself from the main power supply circuit when the supplementary power supply circuit detects a short circuit condition at the secondary circuit; and
wherein the supplementary power supply circuit is configured to rejoin the main power supply circuit and supply power to the secondary circuit, when the short circuit condition is remedied.

US Pat. No. 11,076,921

ADAPTIVE CONTROL PROGRAM UPDATES FOR SURGICAL HUBS

Cilag GmbH International,...


1. An analytics system configured to communicably couple to a plurality of surgical hubs that are controlled by control programs, the analytics system comprising:a processor; and
a memory coupled to the processor, the memory storing instructions that, when executed by the processor, cause the analytics system to:receive perioperative data indicative of an operational behavior of the surgical hubs, wherein the perioperative data comprises data detected by the surgical hubs during a surgical procedure;
analyze the perioperative data to determine whether an update condition is satisfied;
generate a control program update according to whether the update condition is satisfied, the control program update configured to alter a manner in which the control programs operate the surgical hubs for the operational behavior; and
transmit the control program update to the surgical hubs;

wherein:
the perioperative data comprises procedural outcome data associated with the surgical procedure;
the operational behavior is a first operational behavior;
the perioperative data is further indicative of a second operational behavior; and
the update condition comprises whether the second operational behavior is more highly correlated to a positive procedural outcome than the first operational behavior.

US Pat. No. 11,076,929

IMPLANTABLE ADJUNCT SYSTEMS FOR DETERMINING ADJUNCT SKEW

Cilag GmbH International,...


1. A staple cartridge for stapling the tissue of a patient, comprising:a cartridge body, comprising:a proximal end;
a distal end;
a longitudinal slot configured to receive a cutting member;
a deck; and
staple cavities, comprising:a first row of staple cavities; and
a second row of staple cavities positioned adjacent said longitudinal slot;


staples removably stored in said staple cavities; and
an implantable adjunct aligned with said deck, wherein said implantable adjunct comprises:a bottom surface facing said deck;
a top surface configured to face the patient tissue;
a first marking associated with an aspect of said second row of staple cavities, wherein said first marking is defined on said top surface; and
a second marking associated with a different aspect of said second row of staple cavities positioned distally to said first marking, wherein said second marking is defined on said top surface.


US Pat. No. 11,045,189

ROBOTICALLY-CONTROLLED MOTORIZED SURGICAL INSTRUMENT WITH AN END EFFECTOR

Cilag GmbH International,...


1. A surgical tool for use with a robotic system that has a tool drive assembly that is operatively coupled to a control unit of the robotic system that is operable by inputs from an operator, said surgical tool comprising:an end effector comprising a first jaw and a second jaw, wherein the first jaw is rotatable relative to the second jaw;
a powered closure actuator coupled to a rotary actuation member located proximal to the end effector, wherein the powered closure actuator is actuatable to close the first jaw during a closed stroke at a first rate during a first portion of the closure stroke and a second rate during a second portion of the closure stroke;
an unspent staple cartridge including staples removably stored therein, wherein the unspent staple cartridge comprises a sled movable from a proximal end of the unspent staple cartridge toward a distal end of the unspent staple cartridge, and wherein the unspent staple cartridge is seatable in the end effector;
an elongate shaft;
an I-beam configured to couple the first jaw to the second jaw and deploy the staples from the staple cartridge, wherein the I-beam comprises:a first cam for interfacing with the first jaw;
a second cam for interfacing with the second jaw;
a distal solid portion connecting the first cam and the second cam; and
a flexible proximal portion;

a rotatable actuator in operable engagement with the I-beam, wherein an initial rotation of the rotatable actuator drives the I-beam from a first position into an intermediate position at a first rate, wherein a subsequent rotation of the rotatable actuator drives the I-beam from the intermediate position to a second position at a second rate, and wherein the first rate is greater than the second rate; and
a locking system which prevents the advancement of the I-beam to the second position by blocking the distal solid portion if the unspent staple cartridge is not correctly seated in said end effector.

US Pat. No. 11,045,191

METHOD FOR OPERATING A SURGICAL STAPLING SYSTEM

Cilag GmbH International,...


1. A surgical instrument system, comprising:a handle;
a closure drive comprising a closure actuator;
a firing drive driven by an electric motor, wherein said firing drive comprises a firing actuator;
a manually-operated bailout mechanism, wherein said manually-operated bailout mechanism is selectively engageable with said firing drive;
a shaft extending from said handle;
a staple cartridge assembly, comprising:a firing bar operably couplable with said firing drive; and
a distal end, wherein said electric motor is operable to advance said firing bar toward said distal end during a firing stroke, wherein said electric motor is operable to retract said firing bar away from said distal end during a retraction stroke, and wherein said bailout mechanism is operable to perform said retraction stroke in lieu of said electric motor;

a controller;
a power source configured to supply power to said electric motor; and
an electronic display in communication with said controller, wherein said controller is configured to display the progress of said retraction stroke on said electronic display when said firing bar is being manually retracted by said bailout mechanism.

US Pat. No. 11,045,192

FABRICATING TECHNIQUES FOR SURGICAL STAPLER ANVILS

Cilag GmbH International,...


1. A method of manufacturing an anvil for a surgical stapler, wherein said method comprises:providing anvil material;
establishing a tissue contacting surface in the anvil material; and
forming a staple-forming pocket into the anvil material through the tissue contacting surface, wherein said forming comprises:employing a first manufacturing process to establish the staple-forming pocket in the anvil material with a preliminary geometric shape, wherein the preliminary geometric shape comprises a bottom surface located a depth from the tissue contacting surface and at least two sloping walls extending from opposing sides of the bottom surface to the tissue contacting surface to form a pocket opening therein; and
employing a second manufacturing process to change the preliminary geometric shape of the staple-forming pocket to a desired final geometric shape that differs from the preliminary geometric shape, wherein the desired final geometric shape comprises a staple leg guiding groove in the bottom surface.


US Pat. No. 11,122,967

DRIVING LIGHT EMISSIONS ACCORDING TO A JITTER SPECIFICATION IN A FLUORESCENCE IMAGING SYSTEM

Cilag GmbH International


1. A system comprising:an emitter for emitting pulses of electromagnetic radiation;
an image sensor comprising a pixel array for sensing reflected electromagnetic radiation, wherein pixel data is read out during a readout period of the image sensor;
a controller in electronic communication with the emitter and the image sensor; and
a driver for driving emissions by the emitter based at least in part on a jitter specification, wherein the jitter specification comprises unpredictable time variation experienced by a component of the system;
wherein at least a portion of the pulses of electromagnetic radiation emitted by the emitter comprises electromagnetic radiation having a wavelength from about 795 nm to about 815 nm;
wherein the jitter specification comprises one or both of:a time delay between a control signal causing the emitter to emit a pulse of electromagnetic radiation; and
a time delay between a control signal turning off the emitter and ending a pulse of electromagnetic radiation;
wherein one or both of the time delays is less than or equal to 10% to 25% of a duration of the readout period of the image sensor.


US Pat. No. 11,122,968

OPTICAL FIBER WAVEGUIDE IN AN ENDOSCOPIC SYSTEM FOR HYPERSPECTRAL IMAGING

Cilag GmbH International


1. A system comprising:an emitter for emitting pulses of electromagnetic radiation;
an endoscope comprising an image sensor, wherein the image sensor comprises a pixel array for sensing reflected electromagnetic radiation;
a waveguide for communicating the pulses of electromagnetic radiation from the emitter to the endoscope; and
a controller in electronic communication with the emitter and the image sensor;
wherein at least a portion of the pulses of electromagnetic radiation emitted by the emitter comprises one or more of:electromagnetic radiation having a wavelength from 513 nm to 545 nm;
electromagnetic radiation having a wavelength from 565 nm to 585 nm; or
electromagnetic radiation having a wavelength from 900 nm to 1000 nm.


US Pat. No. 11,123,492

INJECTION DEVICE

Cilag GmbH International,...


1. An injection device comprising:a housing comprising an indicator aperture, the housing defining a longitudinal axis;
a trigger movable between a first position and a second position to commence an injection, wherein commencement of an injection sequence is prevented when the trigger is in the first position;
a locking mechanism comprising a sliding component having a skin-engaging surface, the sliding component slidable along the longitudinal axis with respect to the housing between a locked position in which the locking mechanism prevents the trigger from being moved from the first position to the second position and an unlocked position in which the trigger is movable from the first position to the second position to commence the injection;
an indicator movable with the locking mechanism along the longitudinal axis with respect to the housing, wherein the indicator is housed internally to the injection device and viewable through the indicator aperture to provide a visual indication of whether the locking mechanism is in the locked position or in the unlocked position;
a drive mechanism, wherein the trigger comprises a locking surface which inhibits the drive mechanism when the trigger is in the first position and which does not inhibit the drive mechanism when the trigger is in the second position; and
a syringe which is moveable by the drive mechanism upon movement of the trigger to the second position, from a position in which the syringe is wholly contained within a body of the injection device to an extended position in which a needle of the syringe extends from the housing via an injection opening, wherein the drive mechanism is adapted to expel contents of the syringe via the needle when the syringe is in the extended position.

US Pat. No. 11,123,065

SURGICAL CUTTING AND STAPLING INSTRUMENTS WITH INDEPENDENT JAW CONTROL FEATURES

Cilag GmbH International,...


1. A surgical instrument, comprising:a handle;
a motor configured to output a rotary motion;
a shaft extending from said handle;
an end effector extending from said shaft, wherein said end effector is configured to transition between an insertion diameter and an operating diameter, wherein said operating diameter is greater than said insertion diameter, and wherein said end effector comprises:a first jaw movable between an unclamped position and a clamped position;
a second jaw;
an elongate channel configured to operably support a staple cartridge therein; and
an anvil; and

a firing member configured to perform a firing stroke in response to said rotary motion, wherein said firing member comprises:a body portion comprising a hook portion;
a flexible extension arm extending from said body portion, wherein said flexible extension arm comprises:a cutting portion;
a first laterally extending portion configured to cammingly engage said first jaw; and
a catch portion; and

a second laterally extending portion extending from said body portion and configured to cammingly engage said second jaw, wherein said flexible extension arm is configured to move relative to said body portion between a compressed state and an uncompressed state, wherein said catch portion abuts said hook portion when said flexible extension arm is in said uncompressed state, wherein said flexible extension arm is in said uncompressed state when said end effector is in said operating diameter, and wherein said flexible extension arm is in said compressed state when said end effector is in said insertion diameter.


US Pat. No. 11,123,069

SURGICAL STAPLER WITH PLURALITY OF CUTTING ELEMENTS

Cilag GmbH International,...


1. An apparatus comprising:(a) a shaft assembly, wherein the shaft assembly defines a longitudinal axis, wherein the shaft assembly has a distal end;
(b) an end effector positioned at the distal end of the shaft assembly, wherein the end effector comprises a jaw, a pivotable anvil, and a translating cutter;
(c) a cartridge, wherein the cartridge is insertable into the jaw, wherein the cartridge includes a deck surface and a plurality of staples disposed below the deck surface; and
(d) a staple driver actuator disposed within the cartridge, wherein the staple driver actuator comprises a secondary cutting element, wherein the translating cutter of the end effector and the secondary cutting element are operable to translate simultaneously with each other along a translation path parallel to the longitudinal axis, and wherein the secondary cutting element extends above the deck surface while translating along the translation path.

US Pat. No. 11,123,070

CLIP APPLIER COMPRISING A ROTATABLE CLIP MAGAZINE

Cilag GmbH International,...


1. A surgical device for clipping tissue, comprising:a housing;
a shaft extending from said housing, wherein said shaft comprises a loading chamber, and wherein said shaft defines a shaft axis;
an end effector extending from said shaft, wherein said end effector comprises a receiver;
a feeder drive configured to translate relative to said shaft through a plurality of feeding strokes;
a clip magazine attachable to said shaft, wherein said clip magazine comprises a plurality of clips stored therein, wherein said clip magazine is configured to rotate about said shaft axis between a plurality of positions, and wherein said plurality of positions comprises:a plurality of loading positions, wherein a said clip is biased from said clip magazine into said loading chamber when said clip magazine is in a said loading position; and
a plurality of neutral positions, wherein none of said plurality of clips can be biased from said clip magazine into said loading chamber when said clip magazine is in a said neutral position, wherein a said clip positioned in said loading chamber can be advanced into said receiver of said end effector by said feeder drive during a said feeding stroke, and wherein a said feeding stroke can only be performed when said clip magazine is in a said neutral position.


US Pat. No. 11,123,071

STAPLE CARTRIDGE FOR US WITH A SURGICAL INSTRUMENT

Cilag GmbH International,...


1. A staple cartridge for use with a surgical instrument, comprising:a cartridge body, comprising:a proximal end;
a distal end;
a deck;
a longitudinal knife slot comprising a proximal stop at said proximal end and a distal stop at said distal end; and
staple cavities arranged in longitudinal rows in said deck, wherein said staple cavities comprise a distal-most staple cavity, and wherein at least a portion of said distal-most staple cavity is distal to said distal stop;

staples removably stored in said staple cavities;
staple drivers configured to drive said staples from said staple cavities; and
a firing member movable between an unfired position and a fired position during a staple firing stroke, wherein said proximal stop is configured to prevent the proximal movement of said firing member, and wherein said firing member comprises:at least one ramp configured to sequentially engage said staple drivers during said staple firing stroke; and
a tissue cutting knife configured to extend above said deck and travel within said longitudinal knife slot during said staple firing stroke.


US Pat. No. 11,123,074

METHOD FOR CONTROLLING CUTTING MEMBER ACTUATION FOR POWERED SURGICAL STAPLER

Cilag GmbH International,...


1. A method of operating a powered surgical stapler having a motor unit, a controller in communication with the motor unit, and a stapling assembly operatively coupled with the motor unit and having a closure member, a staple driver member, and a knife member, wherein the stapling assembly is actuatable between an open state for receiving tissue and a closed state for clamping tissue, the method comprising:(a) receiving with the controller a user input that indicates a tissue gap to be defined by the stapling assembly in the closed state;
(b) based on the user input, controlling the motor unit to actuate the closure member to transition the stapling assembly to the closed state to define the tissue gap and clamp tissue therein;
(c) with the stapling assembly in the closed state, controlling the motor unit to actuate the staple driver member to drive staples into the clamped tissue;
(d) after initiating actuation of the staple driver member, determining with the controller that the staple driver member has reached a predetermined longitudinal position; and
(e) in response to the determination, controlling the motor unit to initiate actuation of the knife member to cut the clamped tissue.

US Pat. No. 11,123,075

CIRCULAR SURGICAL STAPLER

Cilag GmbH International,...


16. An apparatus comprising:(a) a body comprising:(i) a bracket that is configured to move along a longitudinal axis between first and second positions when selectively activated by a user, wherein the bracket includes proximal and distal portions, wherein the proximal portion includes a flared-out portion disposed along the longitudinal axis and an upright member disposed perpendicular to the flared-out portion,
(ii) a coupling,
(iii) a coil spring disposed between the upright member of the bracket and the coupling, and
(iv) a chassis comprising:(A) a first rib that extends generally perpendicular to the longitudinal axis, and
(B) a second rib that extends generally parallel to the longitudinal axis and abuts the first rib, wherein the second rib is configured to prevent the bracket from contacting the first rib;


(b) a shaft extending distally from the body; and
(c) a stapling head assembly positioned at a distal end of the shaft.

US Pat. No. 11,123,095

BLADE GROUNDING MECHANISMS AND ALTERNATIVE PIN DESIGNS

Cilag GmbH International,...


17. A surgical instrument, comprising:(a) a body including a rotational drive channel;
(b) an end effector, including:(i) an ultrasonic blade, and
(ii) a clamp arm; and

(c) a shaft assembly extending between the body and the end effector defining a longitudinal axis and configured to rotatably couple with the body, wherein the clamp arm is movably coupled with the shaft assembly and distally extending therefrom, the shaft assembly including:(i) an elongated tube,
(ii) an acoustic waveguide positioned within the elongated tube and including a bore, and
(iii) a guide pin positioned within the bore and configured to be received within the rotational drive channel, wherein the guide pin is configured to rotatably lock the elongated tube to the acoustic waveguide and longitudinally lock the acoustic waveguide to the body for rotating the shaft assembly relative to the body about the longitudinal axis;
wherein the guide pin includes a base layer and a first insulating layer configured to insulate the base layer, wherein the base layer has a metal material forming a core, and wherein the first insulating layer has a silicone material.


US Pat. No. 11,123,104

TROCAR SEAL WITH RETRACTION INDUCED IMAGE

Cilag GmbH International,...


1. A trocar for surgical instruments, comprising:a) a cannula; and
b) a housing having an alignment channel, the alignment channel having an outside diameter; and
c) an instrument seal, the instrument seal comprising a bending portion and a base portion, the base portion having a diameter greater than the outside diameter of the alignment channel, the bending portion and base portion being spaced relative the alignment channel such that when a surgical instrument is retracted the bending portion inverts and does not enter the alignment channel, and the alignment channel being nested in the instrument seal.

US Pat. No. 11,123,129

DUAL STAGE ENERGY ACTIVATION FOR ELECTROSURGICAL SHEARS

Cilag GmbH International,...


1. A surgical instrument comprising:(a) an end effector, wherein the end effector comprises:(i) a first jaw,
(ii) a second jaw pivotably coupled with the first jaw, wherein the second jaw is operable to move between an open position and a closed position,
(iii) a knife configured to actuate between a pre-fired position and a fired position,
(iv) an electrode assembly configured to apply RF energy to tissue;

(b) a handle assembly, wherein the handle assembly comprises:(i) a housing associated with the first jaw, and
(ii) an arm associated with the second jaw, wherein the arm is configured to pivot the second jaw between the open position and the closed position, wherein the arm is configured to pivot relative to the housing between a first position, a second position, and a third position; and

(c) an electrode activation assembly comprising:(i) an activation button associated with the handle assembly, wherein the activation button is configured to activate the electrode assembly in response to the arm pivoting to the third position,
(ii) a resilient body comprising a first cam feature, and
(iii) a detent associated with either the housing or the arm, wherein the detent is configured to engage the first cam feature as the arm pivots between the first position and the second position.


US Pat. No. 11,116,502

SURGICAL STAPLING INSTRUMENT INCORPORATING A TWO-PIECE FIRING MECHANISM

Cilag GmbH International,...


1. A surgical instrument, comprising:an end effector, comprising:an anvil jaw; and
a cartridge jaw comprising a channel, wherein said channel comprises a lockout recess defined therein;

a staple cartridge replaceably seated in said channel, wherein said staple cartridge comprises:a proximal end;
a distal end;
a longitudinal slot extending from said proximal end toward said distal end;
a first longitudinal row of staple cavities defined alongside said longitudinal slot;
a second longitudinal row of staple cavities defined alongside said first longitudinal row of staple cavities;
a third longitudinal row of staple cavities defined alongside said second longitudinal row of staple cavities;
staples removably stored in said staple cavities;
a double staple driver configured to support one said staple from said first longitudinal row of staple cavities and one said staple from said second longitudinal row of staple cavities; and
a single staple driver configured to support one said staple from said third longitudinal row of staple cavities;

a sled, comprising:a first camming surface configured to contact said double staple driver as said sled is moved from a proximal position toward a distal position during a staple firing stroke, wherein said first camming surface comprises a first width;
a second camming surface configured to contact said single staple driver as said sled is moved from said proximal position toward said distal position, wherein said second camming surface comprises a second width;
a central portion movable through said longitudinal slot during said staple firing stroke, wherein said central portion comprises a third width, and wherein said third width is greater than said first width; and

a firing member configured to push said sled distally during said staple firing stroke, wherein said firing member comprises a nose configured to rest upon said central portion of said sled, wherein said firing member translates into said lockout recess when said sled is not in said proximal position prior to performing said staple firing stroke.

US Pat. No. 11,116,505

APPLICATOR FOR SURGICAL STAPLER BUTTRESS

Cilag GmbH International,...


1. A buttress applier cartridge assembly, comprising:(a) a first buttress assembly, including:(i) a first buttress configured to be received against tissue and support a staple formed therein, and
(ii) a first adhesive layer on the first buttress configured to releasably adhere the first buttress against a first portion of an end effector of a surgical stapler upon engaging the first adhesive layer against the end effector with at least a predetermined minimum force; and

(b) a buttress applier cartridge, including:(i) a housing defining a first gap extending in a longitudinal direction therealong such that the first gap is configured to receive the first portion of the end effector, and
(ii) a platform extending longitudinally from a proximal platform portion to a distal platform portion and operatively connected to the housing, wherein the platform is exposed in a transverse direction adjacent to the first gap and the proximal and distal platform portions respectively have a proximal stiffness and a different, distal stiffness in the transverse direction,
wherein the proximal and distal platform portions support the first buttress assembly thereon and are configured to deform with the proximal and distal stiffnesses thereby providing reactionary forces of at least the predetermined minimum force while receiving the end effector for accommodating various camber orientations of the end effector,
wherein the platform includes a plurality of reliefs in the form of a plurality of channels extending longitudinally along at least one of the proximal or distal platform portions, wherein the channels are configured to generate the differing proximal and distal stiffnesses in the platform, wherein at least one of the channels has a proximal channel depth and a distal channel depth,
wherein the proximal channel depth is different than the distal channel depth.


US Pat. No. 11,116,508

ELECTRICAL POTENTIAL SHIFTING CIRCUIT FOR POWERED SURGICAL STAPLER

Cilag GmbH International,...


1. An apparatus, comprising:(a) a body including a firing switch, wherein the firing switch is configured to generate a motor drive signal including at least one of:(i) a motor activation signal portion, or
(ii) a motor deactivation signal portion;

(b) a motor having a first power terminal and a second power terminal, wherein the first power terminal and the second power terminal are configured to define an electrical potential energy differential therebetween, wherein the first power terminal is operatively coupled to a power supply, wherein the motor is configured to selectively activate and deactivate in response to the electrical potential energy differential;
(c) a shaft extending distally from the body;
(d) a stapling assembly disposed at a distal end of the shaft and configured to selectively move from an open position to a closed position to clamp tissue, wherein the stapling assembly is operable to drive a plurality of staples into the clamped tissue in response to activation of the motor; and
(e) an electrical potential shifting device operatively coupled to the second power terminal of the motor and configured to receive the motor drive signal, wherein the electrical potential shifting device is configured to increase the electrical potential energy differential defined between the first power terminal and the second power terminal of the motor in response to detecting the motor activation signal portion, wherein the electrical potential shifting device is configured to decrease the electrical potential energy differential defined between the first power terminal and the second power terminal of the motor in response to detecting the motor deactivation signal portion.

US Pat. No. 11,116,531

SURGICAL INSTRUMENT WITH REMOVABLE CLAMP ARM ASSEMBLY

Cilag GmbH International,...


1. A surgical instrument, comprising:(a) a first modular assembly comprising:(i) a body,
(ii) an ultrasonic waveguide configured to couple with an ultrasonic transducer,
(iii) an ultrasonic blade connected to a distal end of the ultrasonic waveguide, and
(iv) a coupling member configured to movably couple with the body; and

(b) a second modular assembly comprising:(i) a clamp arm assembly comprising a first pivot coupling,
(ii) a clamp pad assembly comprising an arm having a second pivot coupling positioned thereon, and
(iii) a distal outer sheath extending in a longitudinal direction and configured to selectively couple to the body of the first modular assembly via the coupling member, wherein the distal outer sheath comprises an interior surface defining a pathway configured to house a portion of the ultrasonic waveguide, wherein the pathway of the distal outer sheath is configured to at least partially receive the arm of the clamp pad assembly and house the first pivot coupling and the second pivot coupling inward of the interior surface, wherein each of the first and second pivot couplings are positioned transversely above the ultrasonic waveguide with the distal outer sheath housing the portion of the ultrasonic waveguide therein.


US Pat. No. 11,116,532

SURGICAL INSTRUMENT WITH SELECTIVELY ACTUATED GAP-SETTING FEATURES FOR END EFFECTOR

Cilag GmbH International,...


1. A surgical instrument, comprising:(a) an end effector, including:(i) an ultrasonic blade, and
(ii) a clamp arm configured to move relative to the ultrasonic blade from an opened position toward an intermediate position and a closed position, wherein the ultrasonic blade and the clamp arm are configured to receive tissue in the opened position, wherein the clamp arm is configured to clamp tissue against the ultrasonic blade in the closed position, and wherein the clamp arm is offset from the ultrasonic blade to define a predetermined gap in the intermediate position between the opened position and the closed position;

(b) a shaft assembly projecting proximally from the end effector and including an acoustic waveguide operatively connected to the ultrasonic blade, wherein the acoustic waveguide is configured to connect to an ultrasonic transducer;
(c) a body projecting proximally from the shaft assembly;
(d) a clamp arm actuator operatively connected to the clamp arm and configured to selectively move relative to the body from an opened configuration to a closed configuration to thereby direct the clamp arm respectively from the opened position toward the intermediate position and the closed position; and
(e) a spacer operatively connected to the clamp arm and configured to move from an unactuated position to an actuated position, wherein the clamp arm is configured to move from the opened position to the closed position without interruption from the spacer when the spacer is in the unactuated position, and wherein the spacer is further configured inhibit movement of the clamp arm from the intermediate position toward the closed position for maintaining at least the predetermined gap between the clamp arm and the ultrasonic blade when the spacer is in the actuated position.

US Pat. No. 11,121,757

REUSABLE CIRCULAR STAPLER HANDLE WITH OPEN ASSEMBLY ARCHITECTURE

Cilag GmbH International,...


5. A circular stapling instrument comprising:a handle forming a cavity;
a reciprocating drive shaft detachably secured within the cavity of the handle;
a carrier cover covering a portion of the reciprocating drive shaft within the cavity of the handle;
a shaft assembly detachably coupled with the handle; and
a stapling reload assembly detachably coupled to the shaft assembly, the reload assembly comprising:a casing,
a staple holder attached to the casing,
a staple driver comprising a driver alignment surface, the staple driver receivable within the casing and configured to move within the casing from a pre-fired position to a fired position, and
an anvil assembly comprising an anvil base surface, an anvil alignment surface, and a staple forming surface, the anvil base surface configured to move from an open position away from the casing to a closed position adjacent the casing, wherein the anvil alignment surface is configured to mate with the driver alignment surface, to rotationally align the staple forming surface with the staple holder, when the anvil base surface is in the closed position.


US Pat. No. 11,116,879

SURGICAL TOOL WITH FLUID CONTROL PATHWAYS

Cilag GmbH International,...


14. A surgical device, comprising:a handle having a first chamber, a second chamber, and an opening therebetween, the handle having a suction flow path configured to provide suction therethrough and an irrigation flow path configured to provide irrigation therethrough, the suction flow path and the irrigation flow path sharing a common path through the first chamber, the opening, and the second chamber thereof, the handle having a second opening at a proximal end of the second chamber, a suction chamber proximal to the second opening, and a suction opening proximal to the suction chamber, the suction opening configured to accommodate a suction valve, the second opening being narrower than the second chamber, the suction chamber being wider than the second opening, and a length of the suction flow path distinct from the irrigation flow path passing through the second opening and the suction chamber; and
an elongate shaft extending distally from the handle, the shaft having an inner lumen extending therethrough, the inner lumen being in communication with the suction flow path such that the inner lumen is configured to provide suction therethrough to allow matter to enter an open distal end of the shaft, and the inner lumen being in communication with the irrigation flow path such that the inner lumen is configured to provide irrigation therethrough to allow fluid to exit the open distal end of the shaft.

US Pat. No. 11,116,485

SURGICAL INSTRUMENT WITH MODULAR POWER SOURCES

Cilag GmbH International,...


1. A surgical instrument, comprising:a housing comprising a cylindrical portion;
an electric motor disposed within the housing, wherein the electric motor comprises a motor output that extends from a distal end of the housing;
a first battery port formed on a proximal end of the housing, wherein the first battery port is configured to have a battery coupled thereto that extends along a longitudinal axis of the motor;
a second battery port formed in a lateral side of the cylindrical portion, wherein the second battery port is configured to have a battery coupled thereto that extends along a second axis that is substantially transverse to the longitudinal axis of the motor; and
a first battery configured to be selectively coupled with the second battery port, wherein the first battery forms a pistol grip of the surgical instrument, wherein the first battery is configured to be decoupled from the second battery port to remove an entirety of the pistol grip of the surgical instrument.

US Pat. No. 11,114,195

SURGICAL INSTRUMENT WITH A TISSUE MARKING ASSEMBLY

Cilag GmbH International,...


1. A surgical instrument, comprising:an end effector, comprising:a first jaw;
a second jaw movable relative to the first jaw to grasp tissue therebetween; and
a tissue-treatment mechanism configured to apply a tissue treatment to tissue grasped between the first jaw and the second jaw; and

a marking assembly comprising individually manipulatable markers configured to apply a predetermined distinct marking to the tissue unique to each tissue treatment application, wherein the predetermined distinct marking distinguishes the tissue treatment application from other tissue treatment applications.

US Pat. No. 11,109,858

SURGICAL INSTRUMENT INCLUDING A DISPLAY WHICH DISPLAYS THE POSITION OF A FIRING ELEMENT

Cilag GmbH International,...


1. A surgical instrument for stapling patient tissue, wherein said surgical instrument comprises:an end effector, comprising:a first jaw;
a second jaw movable relative to said first jaw between an open position and a closed position during a closure stroke;
a staple cartridge; and
a plurality of staples;

a closure system configured to move said second jaw between said open position and said closed position;
a firing element configured to move through said end effector between a proximal position and a distal position during a staple firing stroke, wherein said firing element is further configured to eject said plurality of staples from said staple cartridge during said staple firing stroke, and wherein said firing element and said closure system are operable independently of one another;
an elongate shaft, wherein said end effector extends from said elongate shaft;
a handle, wherein said elongate shaft extends from said handle;
an electric motor configured to output a rotary motion, wherein said firing element is operably responsive to said rotary motion to perform said staple firing stroke when said second jaw is in said closed position, and wherein said firing element cannot be advanced through said staple firing stroke when said second jaw is in said open position; and
an electronic display positioned on said handle, wherein the electronic display is configured to display:a current position of said firing element during said staple firing stroke; and
a current position of said second jaw during said closure stroke.


US Pat. No. 11,109,859

SURGICAL INSTRUMENT COMPRISING A LOCKABLE BATTERY HOUSING

Cilag GmbH International,...


1. A surgical instrument assembly, comprising:a handle, comprising:a battery cavity; and
electrical contacts;

a staple firing drive comprising an electric motor operable to perform a staple firing stroke;
a battery removably positionable in said battery cavity, wherein said battery is configured to engage said electrical contacts when said battery is in an operably seated position in said battery cavity;
diagnostic means for assessing whether said handle is suitable for operation; and
a battery lockout configured to:prevent said battery from being operably seated in said battery cavity if said diagnostic means determines that said handle is not suitable for operation; and
inhibit said battery from being removed from said battery cavity during said staple firing stroke.


US Pat. No. 11,109,864

SURGICAL STAPLER WITH PLURALITY OF CUTTING ELEMENTS

Cilag GmbH International,...


19. A surgical stapling instrument comprising:(a) an end effector comprising a cutting member operable to cut clamped tissue; and
(b) a cartridge comprising:(i) a cartridge body extending along a longitudinal axis, wherein the cartridge body has a deck surface;
(ii) a plurality of staples housed within the cartridge body below the deck surface;
(iii) a staple actuator slidably coupled with the cartridge body, wherein the staple actuator is translatable distally through the cartridge body along the longitudinal axis to drive the staples into tissue captured by the surgical stapling instrument; and
(iv) a cutting element coupled to the staple actuator and configured to translate distally with the staple actuator along a translation path parallel to the longitudinal axis, wherein the cutting element extends above the deck surface while translating distally along the translation path, and wherein the cutting element is translatable relative to the staple actuator between a retracted position and an extended position.


US Pat. No. 11,109,866

METHOD FOR CIRCULAR STAPLER CONTROL ALGORITHM ADJUSTMENT BASED ON SITUATIONAL AWARENESS

Cilag GmbH International,...


1. A method of adjusting a staple parameter of a surgical stapling instrument, the method comprising:determining, by a control circuit of the surgical stapling instrument, a first stroke length for a first staple driver of the surgical stapling instrument to drive a first row of staples of a circular stapling head assembly of the surgical stapling instrument;
detecting, by the control circuit, a malformed staple in the first row of staples;
adjusting, by the control circuit, the staple parameter, based on the detection of the malformed staple; and
determining, by the control circuit, a second stroke length for a second staple driver of the surgical stapling instrument to drive a second row of staples of the circular stapling head assembly.

US Pat. No. 11,109,878

SURGICAL CLIP APPLIER COMPRISING AN AUTOMATIC CLIP FEEDING SYSTEM

Cilag GmbH International,...


1. A surgical device for clipping tissue, comprising:a housing comprising a motor configured to output rotary motions;
a shaft extending from said housing;
an end effector extending from said shaft, comprising:a first jaw rotatably coupled to said shaft;
a second jaw rotatably coupled to said shaft; and
a receiving chamber;

a crimping drive configured to move said first jaw and said second jaw toward each other during a crimping stroke, and wherein said crimping drive is operably responsive to said rotary motions;
a clip magazine comprising a plurality of clips, wherein said plurality of clips are in a storage configuration when in said clip magazine;
a reciprocating firing drive configured to move a clip from said plurality of clips from said clip magazine to a forming position in said end effector during a clip feed stroke in response to said rotary motions, wherein said clip in said forming position is in a forming configuration, and wherein said forming configuration is the same as said storage configuration; and
a motor controller configured to control said reciprocating firing drive independent of said crimping drive, wherein said motor controller is configured to actuate said motor to perform said clip feed stroke after said surgical device has been inserted into a treatment area.

US Pat. No. 11,103,241

MOTOR-DRIVEN SURGICAL CUTTING INSTRUMENT

Cilag GmbH International,...


1. A surgical cutting and fastening device, comprising:an end effector, comprising:a first jaw; and
a second jaw rotatable relative to said first jaw between an open position and a closed position;

a cutting member movable within said end effector between a starting position and an ending position during a cutting stroke;
a handle assembly, comprising:a motor configured to drive said cutting member; and
a firing trigger;

a power supply; and
a control circuit operably coupling said power supply and said motor, wherein said control circuit comprises:a firing switch movable between an activated condition and a deactivated condition, wherein said firing switch is transitioned into said activated condition when said firing trigger is actuated, and wherein said firing switch allows said power supply to provide power to said motor in a first energizing direction when said firing switch is in said activated condition;
a forward control circuit configured to control current flow from said power supply to said motor when said firing switch is in said activated condition, wherein said forward control circuit comprises:a first flow path comprising a resistor; and
a second flow path comprising a power control switch, wherein said power control switch prevents current from flowing through said second flow path and places said resistor in series between said power supply and said motor when said cutting member is advanced from its starting position to a predetermined position, and wherein said power control switch allows current to flow through said first flow path and said second flow path during said cutting stroke; and

a reverse flow path configured to allow said power supply to provide power to said motor in a second energizing direction, wherein current flowing through said reverse flow path does not pass through said resistor.


US Pat. No. 11,103,243

CURVED TIP SURGICAL STAPLER BUTTRESS ASSEMBLY APPLICATOR WITH COMPRESSION LAYER POCKET FEATURE

Cilag GmbH International,...


1. A buttress applier cartridge configured to retain one or more buttress assemblies, wherein the buttress applier cartridge is further configured for use with an end effector of a surgical stapler to apply the one or more buttress assemblies to a select one or more of a first jaw and a second jaw of the end effector, wherein the first jaw of the end effector comprises an anvil and the second jaw of the end effector comprises a staple cartridge, wherein the buttress applier cartridge comprises:(a) a housing assembly having a proximal end and a distal end, wherein the housing assembly defines a channel extending longitudinally and configured to receive the end effector;
(b) a platform, directly or indirectly connectable with the housing assembly, wherein the platform extends longitudinally within an area defined by the channel, wherein the platform is configured to support the one or more buttress assemblies thereon; and
(c) a pocket formed in the platform, wherein the pocket is located distal to where the platform is configured to support the one or more buttress assemblies, wherein the pocket is configured to receive a curved tip of the end effector when clamping the end effector on the platform.

US Pat. No. 11,103,244

SURGICAL STAPLING END EFFECTOR JAW WITH TIP DEFLECTING TOWARD OTHER JAW

Cilag GmbH International,...


1. An apparatus, comprising:(a) a body;
(b) a shaft extending from the body, wherein the shaft defines a first longitudinal axis; and
(c) an end effector in communication with the shaft, wherein the end effector is operable to compress, staple, and cut tissue, wherein the end effector comprises:(i) a first jaw,
(ii) a second jaw opposing the first jaw, wherein at least one of the jaws is movable relative to the other jaw between an open position and a closed position, wherein the first jaw has a greater thickness than the second jaw, wherein the first jaw defines a second longitudinal axis, and
(iii) a placement tip comprised of a resilient material, wherein the placement tip comprises a lower lip attached with an angled distal surface of the first jaw, and an upper lip extending in a direction towards the second jaw, wherein the upper lip extends from and connects with a proximal portion of the lower lip with a distal portion of the upper lip disconnected from the lower lip, wherein the upper lip and the lower lip define a space therebetween.


US Pat. No. 11,103,245

KNIFE FOR SURGICAL STAPLER AND ASSOCIATED METHOD OF MANUFACTURE WITH MIM AND HIP

Cilag GmbH International,...


1. A method of manufacturing a knife of an end effector of a surgical instrument, the method comprising:(a) metal injection molding a body of the knife to include first and second pins that extend laterally from the body of the knife, wherein the first and second pins each have a molded shape;
(b) machining at least a portion of each of the first and second pins of the knife to have a machined shape without machining the entire knife after metal injection molding the knife; and
(c) incorporating the knife into the end effector of the surgical instrument so that the first pin is movable within a longitudinally extending recess of an anvil of the end effector and the second pin is movable within a longitudinally extending recess of a jaw of the end effector.

US Pat. No. 11,103,248

SURGICAL STAPLES FOR MINIMIZING STAPLE ROLL

Cilag GmbH International,...


1. A surgical staple cartridge for use with a surgical stapling instrument, said surgical staple cartridge comprising:a cartridge body;
a plurality of staple cavities; and
a plurality of staples removably stored in said staple cavities, wherein each said staple is deployable against an anvil to plastically deform each said staple into a fired configuration from an unfired configuration wherein each said staple comprises:a staple base portion which defines a first plane, wherein said staple base portion is configured to be driven by a staple driver to drive said staple base portion toward the anvil;
a center of mass located within said staple base portion;
a first staple leg extending from said staple base portion, wherein said first staple leg is configured be deformed against a corresponding first forming pocket of the anvil; and
a second staple leg extending from said staple base portion, wherein said first staple leg and said second staple leg define a second plane which is offset and at least substantially parallel to said first plane, wherein said second staple leg is configured to be deformed against a corresponding second forming pocket of the anvil, wherein, in said unfired configuration, said first staple leg and said second staple leg comprise a neutral open state, and wherein, in said fired configuration, said first staple leg and said second staple leg comprise a plastically deformed closed state,

wherein said staple base portion, said first staple leg, and said second staple leg are stamped from a unitary material.

US Pat. No. 11,103,268

SURGICAL CLIP APPLIER COMPRISING ADAPTIVE FIRING CONTROL

Cilag GmbH International,...


1. A surgical device for clipping tissue, comprising:a housing comprising a motor configured to output rotary motions;
a power source configured to supply power to said motor;
a current meter configured to measure a current draw of said motor;
a shaft extending from said housing;
an end effector extending from said shaft, comprising:a first jaw rotatably coupled to said shaft;
a second jaw rotatably coupled to said shaft; and
a receiver;

a crimping drive, wherein said crimping drive is configured to move said first jaw and said second jaw towards each other during a crimping stroke, and wherein said crimping drive is operably responsive to said rotary motions;
a clip magazine comprising a plurality of clips;
a reciprocating firing drive configured to advance a clip from said plurality of clips from said clip magazine into said receiver of said end effector during a firing stroke, wherein said reciprocating firing drive is operably responsive to said rotary motions; and
a motor controller connected to said current meter, wherein said motor controller is configured to adjust a speed of said firing stroke when the current draw of said motor reaches a threshold value.

US Pat. No. 11,103,269

MOTOR-DRIVEN SURGICAL CUTTING AND FASTENING INSTRUMENT WITH TACTILE POSITION FEEDBACK

Cilag GmbH International,...


1. A surgical instrument, comprising:an end effector, comprising:a first jaw comprising a proximal end and a distal end;
a second jaw rotatable relative to said first jaw between an open position and a closed position;
a staple cartridge including staples removably stored therein; and
a cutting member movable toward said distal end during a staple firing stroke;

a firing drive, comprising:a drive shaft operable to move said cutting member through said staple firing stroke;
a gear drive train operably coupled to said drive shaft;
an electric motor configured to actuate said gear drive train; and
a firing trigger actuatable to actuate said electric motor; and

a mechanical closure system, comprising:a closure member movable distally to close said second jaw during a closure stroke; and
a closure trigger rotatable between an unactuated position and an actuated position to advance said closure member through said closure stroke, wherein said firing trigger pivots from a recessed position to an exposed user-accessible position when said closure trigger is placed in said actuated position.


US Pat. No. 11,103,270

HANDPIECE AND BLADE CONFIGURATIONS FOR ULTRASONIC SURGICAL INSTRUMENT

Cilag GmbH International,...


1. A surgical instrument for operating on tissue, comprising:(a) a shaft assembly including an acoustic waveguide configured to connect to an ultrasonic transducer and communicate an ultrasonic vibration therealong, wherein the shaft assembly longitudinally extends along a central axis; and
(b) an end effector extending distally from the shaft assembly and including:(i) a clamp arm configured to pivot in a pivot plane, and
(ii) an ultrasonic blade operatively connected to the acoustic waveguide and extending along the pivot plane such that the clamp arm is configured to pivot toward the ultrasonic blade, wherein the ultrasonic blade includes:(A) a blade body projecting distally from the shaft assembly and longitudinally extending along a blade axis, wherein the blade body includes:(I) a proximal blade portion,
(II) a distal blade portion, and
(III) an intermediate blade portion positioned between the proximal and distal blade portions, wherein the blade body extends distally downward in a downward direction away from the clamp arm and below the central axis along the pivot plane from the proximal blade portion to the intermediate blade portion,



(B) a compression surface extending distally along the blade body and facing toward the clamp arm such that the compression surface at least partially surrounds the blade axis,
(C) a scoring surface extending distally along the blade body and facing away from the clamp arm such that the scoring surface at least partially surrounds the blade axis,
(D) a first scallop extending distally through the blade body along the scoring surface to define a first scoring edge that distally extends along the blade body opposite from the compression surface, wherein the first scoring edge is configured to cut tissue, and
(E) a second scallop extending distally through the blade body along the scoring surface to define a second scoring edge that distally extends along the blade body opposite from the compression surface, wherein the second scoring edge is configured to cut tissue,
wherein the compression surface is convex about the blade axis laterally between the first and second scallops,
wherein the scoring surface is convex about the blade axis laterally between the first and second scallops, and
wherein at least a portion of the compression surface is below the central axis in the downward direction.

US Pat. No. 11,103,301

SURGICAL SYSTEM COUPLEABLE WITH STAPLE CARTRIDGE AND RADIO FREQUENCY CARTRIDGE, AND HAVING A PLURALITY OF RADIO-FREQUENCY ENERGY RETURN PATHS

Cilag GmbH International,...


1. An interchangeable tool assembly configured to be releasably coupleable to a handle assembly comprising a drive system, the interchangeable tool assembly comprising:a first jaw configured to support a staple cartridge during a first time period and a radio-frequency cartridge during a second time period, wherein the first jaw defines an elongate channel defining a recess and configured to accommodate the staple cartridge and the radio-frequency cartridge, wherein the elongate channel comprises a flexible channel circuit positioned within the recess and configured to power the radio-frequency cartridge when the radio-frequency cartridge is installed in the elongate channel, wherein the flexible channel circuit comprises an exposed contact that extends out of the recess and is folded over and directly attached to an upper edge of the elongate channel;
a second jaw coupled to the first jaw, wherein the second jaw comprises an outer tissue contacting surface and a plurality of staple forming pockets configured to form staples driven from the staple cartridge, wherein each staple forming pocket of the plurality of staple forming pockets comprises an inner staple forming surface;
a first electrically insulative material covering segments of the outer tissue contacting surface of the second jaw outside the staple forming pockets, wherein the inner staple forming surface of at least one of the staple forming pockets is electrically conductive and defines a return path for radio-frequency energy delivered by the radio-frequency cartridge;
a shaft member configured to be moved axially within the interchangeable tool assembly, the shaft member comprising an attachment portion, the attachment portion configured to engage the drive system of the handle assembly; and
a second electrically insulative material covering the attachment portion, the second electrically insulative material configured to electrically insulate the interchangeable tool assembly from the handle assembly.

US Pat. No. 11,096,688

ROTARY DRIVEN FIRING MEMBERS WITH DIFFERENT ANVIL AND CHANNEL ENGAGEMENT FEATURES

Cilag GmbH International,...


1. A surgical end effector, comprising:a channel configured to operably support a surgical staple cartridge therein;
an anvil movably supported on said channel for movement between an open position and a closed position relative thereto; and
a rotary driven firing member configured to move axially in said surgical end effector between a starting position and an ending position upon application of a rotary firing motion thereto, wherein said rotary driven firing member comprises:a vertically extending firing member body;
at least one anvil engagement member protruding laterally from an upper portion of said vertically extending firing member body and configured to engage said anvil when said rotary driven firing member is driven from said starting position to said ending position, wherein each said anvil engagement member comprises an overall top axial length; and
at least one channel engagement member protruding laterally from a lower portion of said vertically extending firing member body and configured to engage said channel when said rotary driven firing member is driven from said starting position to said ending position, wherein each said channel engagement member comprises an overall bottom axial length, and wherein said overall bottom axial length is greater than said overall top axial length, wherein each said channel engagement member comprises a non-resilient central portion that is proximal to a distal end portion, wherein said central portion comprises a central thickness, and wherein said distal end portion comprises a distal thickness that is less than said central thickness.


US Pat. No. 11,096,689

SHAFT ASSEMBLY COMPRISING A LOCKOUT

Cilag GmbH International,...


1. An assembly for use with a surgical system, said assembly comprising:a drive member configured to releasably engage and advance a firing member distally during a staple firing stroke;
a lock mounted to said drive member, wherein said lock is movable relative to said drive member between an unlocked position, in which distal advancement of said drive member is permitted, and a locked position, in which distal advancement of said drive member is inhibited; and
a spring, wherein said lock is movable from the unlocked position to the locked position by said spring.

US Pat. No. 11,096,693

ADJUSTMENT OF STAPLE HEIGHT OF AT LEAST ONE ROW OF STAPLES BASED ON THE SENSED TISSUE THICKNESS OR FORCE IN CLOSING

Cilag GmbH International,...


1. A surgical stapling instrument comprising:an anvil configured to clamp a tissue;
a circular stapling head assembly comprising a first row of staples and a second row of staples;
a first staple driver configured to drive the first row of staples;
a second staple driver configured to drive the second row of staples;
a motor coupled to the anvil, the motor configured to move the anvil between a first position and a second position; and
a control circuit coupled to the motor, the control circuit configured to:set a staple height of the first and second rows of staples to a first height;
detect a malformed staple in the first row of staples; and
set a staple height for the second row of staples to a second height.


US Pat. No. 11,096,694

FIRING ASSEMBLY FOR CIRCULAR STAPLER

Cilag GmbH International,...


1. A method of firing a surgical instrument with a motor by driving translation of an actuator along a first axis, wherein the actuator is operable to actuate a staple driver to drive an annularly arranged array of staples into tissue in response to translation of the actuator along the first axis in a first linear direction, the method comprising:(a) rotating a first rotary member about a second axis through a first range of motion in a first angular direction such that the first rotary member drives translation of the actuator along the first axis in the first linear direction, wherein the first rotary member comprises a cam member coupled to the motor, wherein rotating the first rotary member through the first range of motion further comprises driving a cam follower with the cam member to rotate the cam follower about a third axis in a second angular direction; and
(b) rotating the first rotary member through a second range of motion in the first angular direction subsequent to rotating through the first range of motion in the first angular direction, wherein rotating through the second range of motion comprises driving rotation of the first rotary member about the second axis such that the first rotary member drives translation of the actuator along the first axis in a second linear direction, wherein the second linear direction is opposite relative to the first linear direction.

US Pat. No. 11,102,400

PULSED ILLUMINATION IN A FLUORESCENCE IMAGING SYSTEM

Cilag GmbH International


1. A system for providing visualization in a light deficient environment, the system comprising:an endoscope;
a waveguide attached to the endoscope;
an emitter for emitting pulses of electromagnetic radiation, wherein the emitter comprises a plurality of electromagnetic sources, and wherein the plurality of electromagnetic sources comprises a fluorescence source for emitting a fluorescence excitation pulse comprising electromagnetic radiation having a wavelength from 770 nm to 790 nm;
an image sensor comprising a pixel array for sensing reflected electromagnetic radiation;
a controller in electronic communication with the image sensor and the emitter configured to synchronize timing of the emitter and the image sensor to generate a plurality of exposure frames comprising a luminance exposure frame, a red chrominance exposure frame, a blue chrominance exposure frame, and a fluorescence exposure frame, and wherein the controller is further configured to control one or more of:a blanking period of the image sensor or one or more of a pulse length or intensity of the pulses of electromagnetic radiation emitted by the emitter based on a carrying capacity of the waveguide;

wherein the luminance exposure frame, the red chrominance exposure frame, the blue chrominance exposure frame, and the fluorescence exposure frame are used to form a color image frame with fluorescence image data.

US Pat. No. 11,096,739

FLEXIBLE NECK FOR SURGICAL INSTRUMENTS

Cilag GmbH International,...


1. A surgical device, comprising:an elongate shaft having a longitudinal axis and a flexible portion extending along a length thereof, the flexible portion comprising a substantially cylindrical monolithic outer shell having an inner lumen extending therethrough along the longitudinal axis, the flexible portion having first and second flexible dividers separate from the outer shell and disposed within and extending through the inner lumen of the outer shell such that the first and second dividers separate the inner lumen into at least first and second elongate channels, the first and second dividers being freely longitudinally slidable relative to the outer shell while being constrained from moving away from the longitudinal axis, each of the first and second dividers including a plurality of brackets formed on an external surface;
a first articulation member extending through the first elongate channel in the inner lumen of the outer shell;
a second articulation member extending through the second elongate channel in the inner lumen of the outer shell; and
an end effector coupled to a distal end of the elongate shaft and coupled to the first and second articulation members such that axial translation of the articulation members within the first and second elongate channels is effective to cause the flexible neck to bend such that the end effector can be oriented to extend transverse to the longitudinal axis of the elongate shaft.

US Pat. No. 11,096,752

CLOSED FEEDBACK CONTROL FOR ELECTROSURGICAL DEVICE

Cilag GmbH International,...


1. A surgical system, comprising:an end effector, comprising:a first jaw comprising a first electrode;
a second jaw comprising a second electrode; and
a blade translatable within the first jaw and the second jaw;

a motor configured to translate the blade; and
a control circuit, configured to:provide a control signal to the motor;
receive a feedback signal indicative of a characteristic of tissue positioned between the first jaw and the second jaw;
determine a rate of change based on the feedback signal; and
modulate the control signal to adjust a speed of the blade during treatment of the tissue to maintain the rate of change at a predetermined rate or within a predetermined range.


US Pat. No. 11,100,631

USE OF LASER LIGHT AND RED-GREEN-BLUE COLORATION TO DETERMINE PROPERTIES OF BACK SCATTERED LIGHT

Cilag GmbH International,...


1. A surgical image acquisition system comprising:a plurality of illumination sources wherein each illumination source is configured to emit light having a specified central wavelength;
a light sensor configured to receive a portion of the light reflected from a tissue sample when illuminated by one or more of the plurality of illumination sources; and
a computing system, wherein the computing system is configured to:receive data from the light sensor when the tissue sample is illuminated by each of the plurality of illumination sources;
determine a depth location of a structure within the tissue sample based on the data received by the light sensor when the tissue sample is illuminated by each of the plurality of illumination sources, wherein the depth location of the structure is below and not visible from a top surface of the tissue sample; and
calculate visualization data regarding the structure and the depth location of the structure,
wherein the visualization data have a data format configured to be used by a display system,
wherein the data format comprises a visual representation of the structure and is configured to be displayed by the display system as an overlay on an image of the top surface of the tissue sample, and
wherein the structure comprises one or more vascular tissues.


US Pat. No. 11,096,565

DRIVING LIGHT EMISSIONS ACCORDING TO A JITTER SPECIFICATION IN A HYPERSPECTRAL, FLUORESCENCE, AND LASER MAPPING IMAGING SYSTEM

Cilag GmbH International


1. A system comprising:an emitter for emitting pulses of electromagnetic radiation;
an image sensor comprising a pixel array for sensing reflected electromagnetic radiation, wherein pixel data is read out during a readout period of the image sensor;
a controller in electronic communication with the emitter and the image sensor; and
a driver for driving emissions by the emitter based at least in part on a jitter specification, wherein the jitter specification comprises unpredictable time variation experienced by a component of the system;
wherein at least a portion of the pulses of electromagnetic radiation emitted by the emitter comprises one or more of:electromagnetic radiation having a wavelength from about 513 nm to about 545 nm;
electromagnetic radiation having a wavelength from about 565 nm to about 585 nm;
electromagnetic radiation having a wavelength from about 900 nm to about 1000 nm;
a fluorescence excitation wavelength of electromagnetic radiation that causes a reagent to fluoresce; or
a laser mapping pattern,

wherein the jitter specification is less than or equal to one or more of:one microsecond;
fifty nanoseconds;
a duration of time required for the image sensor to read out one line of the pixel array;
a duration of time required for the image sensor to read out one pixel of the pixel array;
10% to 25% a duration of time required for the image sensor to read out all active pixels in the pixel array; or
10% to 25% a duration of the readout period of the image sensor.


US Pat. No. 11,090,045

STAPLE CARTRIDGES FOR FORMING STAPLES HAVING DIFFERING FORMED STAPLE HEIGHTS

Cilag GmbH International,...


1. A surgical staple cartridge, comprising:a cartridge body;
a slot in said cartridge body configured to receive a cutting member, wherein said slot divides said cartridge body into a first cartridge body portion and a second cartridge body portion;
a row of first staple drivers in each said first and second cartridge body portions, wherein each said first staple driver operably supports one first surgical staple thereon, and wherein each said first surgical staple comprises a first unformed height;
a row of second staple drivers in each said first and second cartridge body portions, wherein each said row of second staple drivers in said first and second cartridge body portions is adjacent said slot, wherein each said second staple driver operably supports two second surgical staples thereon, wherein each said second surgical staple comprises a second unformed height; and
a camming sled movably stored within said cartridge body and configured to cammingly actuate said first staple drivers and said second staple drivers in each of said first and second cartridge body portions such that, when said surgical staple cartridge is supported relative to a closed anvil of a surgical stapler, said first and second surgical staples are driven into forming contact with corresponding portions of a staple-forming undersurface of the anvil to form each said first surgical staple with a first formed height and each said second surgical staple with a second formed height, wherein a first ratio between said first unformed height and said first formed height differs from a second ratio between said second unformed height and said second formed height, wherein each said first staple driver is driven a first driver distance by said camming sled, wherein each said second staple driver is driven a second driver distance by said camminq sled, and wherein said first driver distance and said second driver distance are different.

US Pat. No. 11,090,048

METHOD FOR RESETTING A FUSE OF A SURGICAL INSTRUMENT SHAFT

Cilag GmbH International,...


1. A method for operating a surgical instrument comprising a firing assembly including a fuse, wherein the method comprises the steps of:advancing the firing assembly to perform a staple firing stroke and apply a firing load to a staple cartridge assembly;
stopping the firing assembly if the fuse in the firing assembly fails from an excessive firing load; and
retracting the firing assembly to reset the fuse.

US Pat. No. 11,090,052

SURGICAL CLIP APPLIER WITH PASSIVE JAW CLOSURE

Cilag GmbH International


1. An end effector for a surgical clip applier, comprising:a housing;
opposed first and second jaw members extending past a distal end of the housing, each jaw member having opposing first and second free ends and comprising separate and independent structures movable relative to the other;
a first cam track provided on the first jaw member and a second cam track provided on the second jaw member;
a cam providing first and second cam surfaces slidably engageable with the first and second cam tracks, respectively, wherein the first and second cam surfaces and the first and second cam tracks are angled such that distal movement of the cam closes the jaw members; and
a biasing device continuously urging the cam distally to bias the first and second jaw members toward a closed position.

US Pat. No. 11,090,075

ARTICULATION FEATURES FOR SURGICAL END EFFECTOR

Cilag GmbH International,...


1. A surgical instrument, comprising:an articulation joint;
an end effector extending distally from the articulation joint, wherein the end effector comprises a drive pin movable between a first position and a second position;
a shaft extending proximally from the articulation joint;
an articulation driver configured to move the drive pin from the first position to the second position to transition the end effector from an unarticulated configuration to an articulated configuration, wherein the articulation driver comprises a longitudinal axis; and
a pin slot extending from the articulation driver, wherein the pin slot is configured to movably accommodate the drive pin in the unarticulated configuration, wherein the pin slot is configured to tightly accommodate the drive pin in the articulated configuration, wherein a first clearance is defined between the drive pin and the pin slot in the unarticulated configuration, wherein the first clearance is defined longitudinally, wherein a second clearance is defined between the drive pin and the pin slot in the articulated configuration, wherein the second clearance is defined longitudinally, and wherein the first clearance and the second clearance are different.

US Pat. No. 11,090,110

MODULAR BATTERY POWERED HANDHELD SURGICAL INSTRUMENT WITH SELECTIVE APPLICATION OF ENERGY BASED ON BUTTON DISPLACEMENT, INTENSITY, OR LOCAL TISSUE CHARACTERIZATION

Cilag GmbH International,...


1. A surgical instrument comprising:a shaft assembly comprising a shaft and an end effector coupled to a distal end of the shaft, the end effector comprising a first jaw and a second jaw configured for pivotal movement between a closed position and an open position;
a handle assembly coupled to a proximal end of the shaft, the handle assembly comprising a button configured to be displaced when pressed by a user;
a battery assembly coupled to the handle assembly;
a sensor configured to measure a displacement or intensity of the button;
a radio frequency (RF) energy output powered by the battery assembly and configured to apply RF energy to a tissue;
an ultrasonic energy output powered by the battery assembly and configured to apply ultrasonic energy to the tissue; and
a controller configured to:control the RF energy output to apply RF energy or control the ultrasonic energy output to apply ultrasonic energy when the displacement or intensity measured by the sensor is above a first threshold but below a second threshold higher than the first threshold, and
control the RF energy output to apply RF energy and control the ultrasonic energy output to apply ultrasonic energy when the displacement or intensity measured by the sensor is above the second threshold.


US Pat. No. 11,083,366

DRIVING LIGHT EMISSIONS ACCORDING TO A JITTER SPECIFICATION IN A FLUORESCENCE IMAGING SYSTEM

Cilag GmbH International


1. A system comprising:an emitter for emitting pulses of electromagnetic radiation;
an image sensor comprising a pixel array for sensing reflected electromagnetic radiation, wherein pixel data is read out during a readout period of the image sensor;
a controller in electronic communication with the emitter and the image sensor; and
a driver for driving emissions by the emitter based at least in part on a jitter specification, wherein the jitter specification comprises unpredictable time variation experienced by a component of the system;
wherein at least a portion of the pulses of electromagnetic radiation emitted by the emitter comprises electromagnetic radiation having a wavelength from about 770 nm to about 790 nm;
wherein the jitter specification is less than or equal to one or more of:one microsecond;
fifty nanoseconds;
a duration of time required for the image sensor to read out one line of the pixel array;
a duration of time required for the image sensor to read out one pixel of the pixel array;
10% to 25% a duration of time required for the image sensor to read out all active pixels in the pixel array; or
10% to 25% a duration of the readout period of the image sensor.


US Pat. No. 11,083,455

SURGICAL INSTRUMENT COMPRISING AN ARTICULATION SYSTEM RATIO

Cilag GmbH International,...


1. A surgical instrument, comprising:a shaft, comprising:a proximal end;
a distal end;
a longitudinal axis extending between the proximal end and the distal end; and
an outer housing comprising a shaft radius defined with respect to the longitudinal axis;

an end effector comprising an end effector frame rotatably coupled to the shaft about an articulation pivot, wherein the articulation pivot defines a fixed articulation axis, and wherein the fixed articulation axis is positioned laterally offset with respect to the longitudinal axis; and
an articulation driver coupled to the end effector frame at an attachment location, wherein the articulation driver is movable proximally to rotate the end effector in a first direction, wherein the articulation driver is movable distally to rotate the end effector in a second direction which is opposite the first direction, wherein a lateral moment arm is defined between the attachment location and the fixed articulation axis, wherein the lateral moment arm is orthogonal to the longitudinal axis, wherein the lateral moment arm increases to a maximum length when the end effector is fully rotated in the second direction and decreases to a minimum length when the end effector is fully rotated in the first direction, and wherein a ratio of the shaft radius to the lateral moment arm is less than 1.4,
wherein the end effector is rotatable from an unarticulated position through a first range in the first direction and from the unarticulated position through a second range in the second direction, wherein the first range and the second range are not equal.

US Pat. No. 11,083,456

ARTICULATING SURGICAL INSTRUMENT INCORPORATING A TWO-PIECE FIRING MECHANISM

Cilag GmbH International,...


1. A surgical instrument, comprising:a housing, wherein a firing motion is transmittable through said housing;
an elongate shaft extending from said housing;
a stapling assembly extending from said elongate shaft, wherein said stapling assembly comprises:a first jaw;
a second jaw, wherein one of said first jaw and said second jaw is movable relative to the other of said first jaw and said second jaw between an open position and a closed position;
an elongate channel; and
a staple cartridge configured to be received in said elongate channel, wherein said staple cartridge comprises:a plurality of staple cavities;
a plurality of staples removably stored in said staple cavities;
a plurality of staple drivers; and
a sled configured to move said staple drivers to eject said staples from said staple cavities, wherein said sled is movable from a proximal unfired position to a distal fired position;


a firing member configured to move through said stapling assembly during a firing stroke, wherein said firing member comprises:a cutting edge;
a first camming member configured to engage said first jaw during said firing stroke;
a second camming member configured to engage said second jaw during said firing stroke; and
a proximal alignment feature;

a firing bar comprising a connection surface configured to be abutted against said proximal alignment feature of said firing member to attach said firing bar to said firing member, wherein said firing bar is configured to move said firing member through said firing stroke in response to said firing motion from said housing;
an articulation joint, wherein said firing bar extends through said articulation joint; and
a lockout configured to prevent said firing member from performing said firing stroke when said sled of said staple cartridge is not in said proximal unfired position, wherein said sled abuts said firing member to permit said firing member to perform said firing stroke when said staple cartridge is received in said elongate channel and said sled is in said proximal unfired position.

US Pat. No. 11,083,457

SURGICAL INSTRUMENT SYSTEM INCLUDING REPLACEABLE END EFFECTORS

Cilag GmbH International,...


1. A surgical stapling system, comprising:an end effector, comprising:a first jaw; and
a second jaw rotatable relative to said first jaw between an open position and a closed position;

a coupling member movable within said end effector between a starting position and an ending position, wherein said coupling member is configured to couple said first jaw to said second jaw as said coupling member moves toward said ending position, wherein said coupling member comprises a non-threaded coupling member body, a first threaded interface coupled to said non-threaded coupling member body and a second threaded interface coupled to said non-threaded coupling member body, wherein said non-threaded coupling member body comprises an entirely non-threaded lumen portion, wherein said first threaded interface, said second threaded interface, and said entirely non-threaded lumen portion define a lumen extending through said coupling member, wherein said non-threaded coupling member body is intermediate said first threaded interface and said second threaded interface, wherein said first threaded interface comprises a first non-threaded surface configured to interface with a first non-threaded surface of said non-threaded coupling member body, and wherein said second threaded interface comprises a second non-threaded surface configured to interface with a second non-threaded surface of said non-threaded coupling member body;
an elongate shaft extending proximally from said end effector; and
an articulation joint, wherein said end effector is rotatable relative to said elongate shaft about said articulation joint, wherein said end effector is rotatable about said articulation joint in a first plane and a second plane, and wherein said second plane is different than said first plane.

US Pat. No. 11,083,458

POWERED SURGICAL INSTRUMENTS WITH CLUTCHING ARRANGEMENTS TO CONVERT LINEAR DRIVE MOTIONS TO ROTARY DRIVE MOTIONS

Cilag GmbH International,...


1. A surgical instrument, comprising:a surgical end effector;
an elongated shaft assembly operably interfacing with said surgical end effector and comprising:
a first shaft actuator operably interfacing with a corresponding portion of said surgical end effector; and
a second shaft actuator operably interfacing with another corresponding portion of said surgical end effector and wherein said surgical instrument further comprises:
a first drive system configured to selectively apply axial actuation motions to said first shaft actuator; and
a clutch assembly comprising a first portion that is transversely and non-rotatably movable between an engaged position wherein said clutch assembly converts said axial actuation motions of said first drive system to rotary actuation motions that are applied to said second shaft actuator and a disengaged position wherein said axial actuation motions of said first drive system are not applied to said second shaft actuator.

US Pat. No. 11,051,931

ACTIVE SPHINCTER IMPLANT TO RE-ROUTE FLOW THROUGH GASTROINTESTINAL TRACT

Cilag GmbH International,...


1. A method of rerouting flow through the small intestine of a patient with an implanted artificial sphincter that encircles a portion of the small intestine, wherein the small intestine includes a duodenum, a jejunum extending from the duodenum, and an ileum extending from the jejunum, the method comprising:(a) providing the artificial sphincter in an open state to thereby permit intestinal flow through the encircled portion of the small intestine such that the intestinal flow passes through the duodenum, the jejunum, and the ileum; and
(b) in response to a first user-activated electrical input, transitioning the artificial sphincter to a closed state to constrict the encircled portion of the small intestine and thereby redirect intestinal flow from a first portion of the small intestine to a second portion of the small intestine such that the intestinal flow bypasses at least a portion of the jejunum,
wherein the artificial sphincter comprises an actuator and a constricting member coupled with the actuator, wherein transitioning the artificial sphincter to the closed state comprises actuating the constricting member with the actuator to constrict the encircled portion of the small intestine.

US Pat. No. 11,051,806

METHOD OF APPLYING A BUTTRESS TO A SURGICAL STAPLER END EFFECTOR

Cilag GmbH International,...


1. A method of securing a buttress to an end effector, wherein the end effector comprises an upper jaw member and a lower jaw member, the method comprising:(a) positioning a platform of a buttress applier cartridge between the upper and lower jaw members while the jaw members are in an open configuration such that the buttress applier cartridge is removably received by the end effector, wherein the buttress applier cartridge includes a buttress disposed on the platform and a retainer member that releasably retains the buttress on the platform;
(b) moving one or both of the upper or lower jaw members toward the platform to thereby engage the buttress with the end effector, wherein the retainer member moves away from the buttress and thereby releases the buttress from the platform in response to the act of moving one or both of the jaw members toward the platform;
(c) moving one or both of the upper or lower jaw members away from the platform to thereby remove the buttress from the platform; and
(d) removing the platform from between the upper and lower jaw members such that the buttress remains secured to the end effector.

US Pat. No. 11,051,807

PACKAGING ASSEMBLY INCLUDING A PARTICULATE TRAP

Cilag GmbH International,...


1. A sterile packaging assembly configured to receive a surgical instrument, wherein the sterile packaging assembly comprises:a vacuum-molded tray, comprising:an instrument cavity configured to receive the surgical instrument; and
a trap cavity; and

a particulate trap positioned in said trap cavity, wherein said particulate trap comprises a housing including a funnel shaped sidewall terminating in an opening, wherein said opening is in communication with a chamber defined in said particulate trap, wherein said funnel shaped sidewall defines a concave surface on an outside portion of said housing, and wherein said funnel shape sidewall defines a convex surface within said chamber.

US Pat. No. 11,051,809

CARTRIDGE RECEIVING JAW FOR SURGICAL STAPLER AND ASSOCIATED METHOD OF MANUFACTURE WITH MIM

Cilag GmbH International,...


1. A method of manufacturing an end effector of a surgical instrument, wherein the end effector includes first and second opposing jaws, wherein the first jaw includes a body and an elongate cap, the method comprising:(a) providing the elongate cap and the body of the first jaw of the end effector, wherein the body includes an elongate channel and at least one alignment feature;
(b) aligning the elongate cap with the elongate channel that extends completely through the body using the at least one alignment feature of the body that is disposed adjacent the elongate channel; and
(c) welding the elongate cap onto the body to at least partially enclose the elongate channel.