US Pat. No. 11,026,743

DEVICES AND METHODS FOR FORMING A FISTULA

TVA Medical, Inc., Frank...

1. A system for forming a fistula between two vessels comprising:a first catheter comprising a housing and an electrode,
wherein the electrode comprises a proximal end, an upturned distal end, and an intermediate portion between the proximal end and the upturned distal end,
wherein the electrode varies in width along a length defined from the proximal end to the intermediate portion,
wherein the upturned distal end is upturned relative to a longitudinal axis of the electrode,
wherein the proximal end of the electrode is fixed relative to the housing and the upturned distal end of the electrode is freely longitudinally slidable within the housing toward a tip of the catheter away from the proximal end; and
wherein the electrode is positioned within a lumen of the housing, the lumen comprising a first diameter portion positioned proximal to an opening and a second diameter portion positioned proximal to the opening, wherein the second diameter portion comprises a smaller diameter than the first diameter portion, and the electrode is fixed to the housing at the second diameter portion.

US Pat. No. 11,026,742

VESSEL SEALING INSTRUMENT WITH SUCTION SYSTEM

Covidien LP, Mansfield, ...

1. A surgical forceps, comprising:an elongated shaft having a proximal portion and a distal portion;
an end effector coupled to the distal portion of the elongated shaft, the end effector including:
a first jaw member; and
a second jaw member, wherein at least one of the first jaw member or the second jaw member is movable relative to the other jaw member between a spaced-apart position and an approximated position for grasping tissue therebetween; and
a tube extending within or along the elongated shaft and movable relative to the end effector between a first position and a second position, the tube is configured to apply at least one of suction or irrigation proximately of the end effector.

US Pat. No. 11,026,741

ELECTROSURGICAL SEAL PLATES

COVIDIEN LP, Mansfield, ...

1. An end effector configured for use with an electrosurgical device, the end effector comprising:a first jaw member including a seal plate, the seal plate including a plurality of retention features configured to operably engage the seal plate to an overmolding material; and
a second jaw member operably coupled to the first jaw member such that at least one of the first jaw member or the second jaw member is movable relative to the other between an open condition and a closed condition, the second jaw member including a seal surface including a recess defined therein.

US Pat. No. 11,026,740

SYSTEMS AND METHODS FOR TWISTING AN EXPANSION ELEMENT OF A CRYOABLATION SYSTEM

Boston Scientific Scimed ...

1. A catheter assembly comprising:a catheter having a distal portion, a proximal portion, and a longitudinal length, the catheter configured and arranged for insertion into patient vasculature, the catheter comprising a body;
a rotatable guide tube disposed within the catheter, the guide tube having a proximal end and a distal end;
an expansion element defining an interior space and having a proximal end coupled to the body of the catheter and a distal end coupled to the rotatable guide tube, the expansion element having an inner layer and an outer layer;
a rotation system coupleable to, or coupled to, the proximal end of the guide tube, the rotation system including a linearly moveable actuator and a linear gear assembly mated with a rotational gear assembly, wherein the rotation system is configured and arranged to rotate the distal end of the expansion element relative to the proximal end of the expansion element by rotating the guide tube relative to the catheter, wherein the rotation system is configured and arranged such that linear movement of the actuator causes rotation of the guide tube.

US Pat. No. 11,026,739

THERMOCOUPLE-CONTROLLED CATHETER COOLING SYSTEM

Medronic CryoCath LP, To...

1. A medical system, the system comprising:a catheter having a length and defining an injection lumen, a chamber in fluid communication with the injection lumen, and an exhaust lumen in fluid communication with the chamber;
a thermally conductive reinforcement element disposed within the catheter and circumscribing a substantial portion of the exhaust lumen, the reinforcement element extending along a substantial length of the exhaust lumen;
a plurality of temperature sensors coupled to the reinforcement element;
a cryogenic fluid supply in fluid communication with the injection lumen, the reinforcement element being directly exposed to cryogenic fluid within the exhaust lumen and; and
a console in electrical communication with the plurality of temperature sensors, the console being programmed to:
receive temperature measurements from each of the plurality of temperature sensors;
determine temperature characteristics at a plurality of discrete locations along the length of the catheter;
calculate a pressure of the cryogenic fluid at each of the plurality of discrete locations along the length of the catheter; and
adjust a flow of the cryogenic fluid within the catheter based on the calculated pressure at each of the plurality of discrete locations along the length of the catheter.

US Pat. No. 11,026,738

DEVICES AND METHODS FOR TREATING A LATERAL SURFACE OF A NASAL CAVITY

Arrinex, Inc., Redwood C...

1. A method for treating a tissue region within a nasal cavity of a patient, the method comprising:inserting a distal end of a surgical probe into the nasal cavity of the patient through a nostril of the patient in a first configuration, wherein the surgical probe comprises an outer shaft, an inner shaft positioned within a lumen of the outer shaft and translatable relative to the outer shaft, and an end effector coupled to a distal end of the inner shaft, wherein, in the first configuration, the inner shaft is in a proximal-most position relative to the outer shaft, wherein the end effector is coupled to the distal end of the inner shaft at a non-zero angle relative to a longitudinal axis of the distal end of the inner shaft in the first configuration, and wherein a distal portion of the inner shaft in the first configuration is substantially aligned with a longitudinal axis of the outer shaft and the end effector is positioned a first distance from a distal end of the outer shaft such that an entirety of the end effector is positioned distal to the lumen of the outer shaft in the first configuration;
advancing the distal end of the surgical probe into the nasal cavity with the surgical probe in the first configuration;
translating the inner shaft relative to the outer shaft so that the surgical probe is deployed to a second configuration, wherein the end effector is translated longitudinally to a second distance greater than the first distance away from the distal end of the outer shaft and laterally away from the longitudinal axis of the outer shaft, wherein the end effector in the second configuration is positioned within proximity of the tissue region having at least one posterior nasal nerve; and
ablating the at least one posterior nasal nerve of the tissue region with the end effector.

US Pat. No. 11,026,737

CRYOGENIC SYSTEM AND METHODS

Endocare, Inc., Austin, ...

1. A cryogenic system for cooling an exterior surface of a cryoprobe shaft using nitrogen as a cryogen, the system comprising:a) a cryoprobe comprising:i) a cryoprobe shaft,
ii) a cryoprobe supply lumen,
iii) a cryoprobe return lumen, and
iv) a freeze zone in fluid communication with the cryoprobe supply lumen and the cryoprobe return lumen, the freeze zone having an interior surface in thermal communication with an external surface of the shaft;b) a dewar adapted to contain a liquid nitrogen bath, wherein the dewar comprisesi) a fill level that indicates full, and
ii) a refill level;c) at least one cryoengine that comprises a first tank, a second tank and a tank conduit connecting the first tank to the second tank, wherein the first tank is positioned at least partially in the dewar, the first tank comprises one or more heating elements, the second tank is disposed outside the dewar and exterior surfaces of the second tank are insulated and in direct contact with a heat source, and the cryoengine is:i) at least partially disposed within the dewar and positioned so no more than about 40% to about 50% of the external surface area of the cryoengine that comprises the first tank, the second tank and the tank conduit connecting the first tank to the second tank is submerged within the liquid nitrogen bath in the dewar when the dewar is full, wherein when the dewar contains liquid nitrogen up to the fill level, 80% or more of the first tank of the cryoengine is submerged in the liquid nitrogen in the dewar, and when the dewar contains liquid nitrogen at the refill level, at least 5-10% the first tank of the cryoengine is submerged in the liquid nitrogen in the dewar, and
ii) capable of generating sub-cooled, pressurized nitrogen at a pressure of 1000 psi or greater and a temperature of about ?160° C. or colder using one or more heat sources to pressurize the nitrogen, and heat exchange between the cryoengine and liquid nitrogen bath to sub-cool heat pressurized nitrogen in the cryoengine;andd) a supply line through which sub-cooled, pressurized nitrogen is capable offlowing from the cryoengine to the freeze zone of the cryoprobe,
wherein the system is adapted to provide continuous flow of sub-cooled, pressurized nitrogen from the cryoengine to the freeze zone of the cryoprobe at decreasing pressures starting at an initial pressure of about 1000 psi or greater, and a temperature of about ?160° C. or colder and continuing until the pressure of the sub-cooled, pressurized nitrogen flowing from the cryoengine to the freeze zone drops to about 400 psi or lower, the temperature of the sub-cooled, pressurized nitrogen at the freezing zone being no warmer than about ?158° C. throughout the continuous flow of sub-cooled, pressurized nitrogen from the initial pressure of about 1000 psi or greater to the final pressure of about 400 psi or lower.

US Pat. No. 11,026,736

SURGICAL INSTRUMENT AND METHOD

Warsaw Orthopedic, Inc., ...

1. A surgical system comprising:a bone fastener including a head and a shaft extending from the head in co-axial alignment and configured for penetrating tissue, the head having a drive interface surface including a plurality of elliptical edges spaced apart about the interface surface; and
a surgical instrument including an inner drive and an outer sleeve, the inner drive including a shank, a drive interface extending from the shank and spaced apart arms disposed about the drive interface, the shank defining a longitudinal axis, the outer sleeve comprising a flange extending perpendicular to the longitudinal axis, the arms defining a collet that is expandable to receive the head, the shank comprising a first thread that mates with a second thread of the outer sleeve such that rotation of the inner drive relative to the outer sleeve translates the inner drive relative to the outer sleeve to move the collet between a first orientation in which the arms are spaced apart by a first distance and a second orientation in which the arms are spaced apart by an increased second distance, the flange engaging surfaces of the arms that extend perpendicular to the longitudinal axis when the collet is in the first orientation to prevent translation of the inner drive relative to the outer sleeve along the longitudinal axis in one direction, the drive interface surface including a plurality of spaced apart lobes, each lobe having an elliptical edge engageable with one of the elliptical edges of the drive interface surface of the head.

US Pat. No. 11,026,735

BONE MARROW ASPIRATION ADAPTOR ASSEMBLY

Premia Spine Ltd., Ramat...

1. An assembly comprising:a surgical tool adaptor comprising a distal interface member and a proximal interface member, which extend in opposite directions from a body, wherein a lumen extends through said distal interface member and said proximal interface member, said proximal interface member comprising a fluid connector; and
a seal disposed in said distal interface member inside said lumen, and wherein said lumen has a proximal portion, which extends distally from a proximal end of said proximal interface member to a conical opening, a distal end of said conical opening being larger in diameter than said proximal portion of said lumen, and said lumen has a distal portion, which extends proximally from a distal end of said distal interface member to said distal end of said conical opening, said distal portion of said lumen being larger in diameter than said distal end of said conical opening so as to form a shoulder at a junction of said distal portion of said lumen and said distal end of said conical opening, and wherein said surgical tool adaptor is coupled to a surgical tool assembly that comprises a shaft that passes distally through said distal interface member and said shaft comprises a screw connecting member which is distal to said distal interface member.

US Pat. No. 11,026,734

BONE TREATMENT SYSTEMS AND METHODS

DFine, Inc., South Jorda...

1. A system for treating bone, comprising:a bone cement injector having a flow channel extending therethrough for injecting bone cement into an interior of a bone, the bone cement injector comprising a metallic shaft having a polymeric layer disposed on an inner surface thereof, the polymeric layer terminating at an end of the metallic shaft, wherein the polymeric layer defines the flow channel and insulates the metallic shaft from the flow channel;
an energy emitter coupleable to an energy source and configured to deliver energy to the bone cement to controllably alter the viscosity of the bone cement within the system; and
a controller coupleable to the energy source, the controller comprising algorithms for adjusting power delivery applied by the energy source, wherein the controller includes algorithms for adjusting power delivery based on at least one of the following: impedance of the bone cement within the system, temperature of the bone cement within the system, volume of the bone cement within the system, or flow rate of the bone cement within the system.

US Pat. No. 11,026,733

SURGICAL SYSTEM AND METHOD

Warsaw Orthopedic, Inc., ...

1. A surgical instrument comprising:a first member defining a passageway, the first member comprising a first lock and a second lock;
a second member positioned in the passageway, the second member comprising a lumen and a spring tab;
a third member coupled to the second member; and
a fourth member positioned in the lumen of the second member, the fourth member being movable relative to the second member between a first orientation in which the fourth member prevents the spring tab from deflecting inwardly and a second orientation in which the spring tab is allowed to deflect inwardly,
wherein the second member is coupled to the third member and movable relative to the first member to move the third member between a first position in which the first lock is spaced a first distance apart from the second lock, and a second position in which the first lock is spaced a second distance apart from the second lock, the second distance being less than the first distance.

US Pat. No. 11,026,732

LIGAMENT FIXATION SYSTEM, IMPLANTS, AND DEVICES WITH A COMPRESSION CAP, AND METHODS OF USE

Paragon 28, Inc., Englew...

1. An implant, comprising:a cap member comprising an internally threaded opening extending from a first end thereof;
an anchor portion comprising external threads and a first end that defines a tip of the implant; and
a coupling portion extending between the cap member and the anchor portion, the coupling portion including an externally threaded portion threadably coupled within the internally threaded opening of the cap member,
wherein the cap member is longitudinally moveable along the coupling portion;
wherein the coupling portion comprises a breakaway portion with a circumferential groove;
wherein the coupling portion comprises outer planar surfaces circumferentially arranged about the coupling portion.

US Pat. No. 11,026,731

FASTENER

THE FEINSTEIN INSTITUTES ...

3. A method of installing a fastener into a receiving structure, the method comprising the steps of:providing a fastener, the fastener including:
an elongate fastener body, having longitudinally spaced fastener head and fastener tip ends, the fastener body defining a longitudinal axis, two elongate flat faces, each flat face extending substantially parallel to, and laterally spaced from, the longitudinal axis, the two flat faces being located laterally opposite one another on the fastener body, and
two elongate undulate faces, each undulate face having a plurality of longitudinally spaced teeth arranged thereupon, each undulate face extending substantially parallel to, and laterally spaced from, the longitudinal axis, the two undulate faces being located laterally opposite one another on the fastener body, and the two undulate faces being laterally separated from one another by interposed flat faces, wherein a fastener perimeter is defined in a lateral plane by the two flat faces and the two undulate faces, the fastener perimeter entirely laterally surrounding the longitudinal axis;
providing a longitudinally oriented receiving aperture in the receiving structure;inserting the fastener tip end into the receiving aperture;penetrating the receiving aperture with the fastener body to a predetermined depth;maintaining the fastener in the receiving aperture in a first alignment;rotating the fastener about the longitudinal axis within the receiving aperture into a second alignment;driving at least one tooth laterally into the receiving structure from the receiving aperture due to rotation of the fastener into the second alignment; and
with the at least one tooth driven laterally into the substrate, maintaining the fastener in the receiving aperture in the second alignment to resist longitudinal movement of the fastener with respect to the receiving aperture.

US Pat. No. 11,026,730

BONE ANCHORS WITH DRAG FEATURES AND RELATED METHODS

Medos International Sarl,...

1. A bone anchor, comprising:a receiver member that defines a cavity and a rod-receiving recess, the receiver member having proximal and distal ends and a central longitudinal axis;
a bushing disposed in the cavity;
a shank having a head portion retained within the bushing and a bone engaging portion that protrudes distally from the receiver member; and
a drag ring that applies a frictional force to the bushing, the drag ring being disposed in a groove formed in the receiver member,
wherein the bushing includes a split configured to allow for radial expansion and compression of the bushing, and
wherein a distal opening of the cavity of the receiver member has a diameter that is less than a maximum diameter of the bushing,
wherein, with the drag ring disposed in the groove, the drag ring is configured to contact the bushing at a point along an outer surface of the bushing at a maximum diameter of the bushing.

US Pat. No. 11,026,729

METHODS, DEVICES, AND SYSTEMS FOR BLOOD FLOW

MEDOS INTERNATIONAL SARL,...

1. A surgical device, comprising:a biocompatible tubular member configured to be implanted in a bone of a patient, the tubular member having a solid sidewall defining an inner lumen extending through the tubular member such that blood can flow into the inner lumen through a first open end of the inner lumen and out of the inner lumen through a second open end of the inner lumen, and the tubular member having an anti-coagulation agent on the solid sidewall;
wherein the inner lumen has a bioabsorbable material disposed therein that occludes the inner lumen such that the blood cannot flow out of the inner lumen through the second open end of the inner lumen until the bioabsorbable material has been at least partially absorbed by the patient's body.

US Pat. No. 11,026,728

TIBIAL PLATEAU LEVELING OSTEOTOMY PLATE

DEPUY SYNTHES PRODUCTS, I...

1. A bone plate for securing two tibial bone segments as part of a tibial leveling osteotomy procedure for an animal, the bone plate comprising:a distal portion comprising an elongated shaft having disposed therein a plurality of distal portion screw holes each designed to accept a screw; and
a proximal portion configured for attachment to a cut-away and repositioned portion of the tibia, the cut-away portion of the tibia comprising an articular surface at which the tibia interacts with a femur, the proximal portion having a bone-contacting surface configured and dimensioned to conform to the cut-away portion of the tibia when the distal portion is coupled to the shaft of the tibia in a desired orientation and when the cut-away portion of the tibia has been re-positioned as desired, the proximal portion comprising at least three proximal portion screw holes each designed to accept a screw, wherein a first proximal portion screw hole is a superior screw hole, a second proximal portion screw hole is a cranial screw hole located distally and cranially from the superior screw hole, and a third proximal portion screw hole is a caudal screw hole located distally and caudally from the superior screw hole, wherein screw hole paths for at least two of the three screw holes of the proximal portion are predetermined and angled to direct screws inserted therethrough, when the bone plate is positioned on the tibia in a desired position, into a central mass of the tibia, wherein the elongated shaft extends along a longitudinal shaft axis and the plate defines a base plane parallel to the shaft axis, the screw hole path of the superior screw hole being angled no more than 90 degrees relative to the base plane.

US Pat. No. 11,026,727

BONE PLATE WITH FORM-FITTING VARIABLE-ANGLE LOCKING HOLE

DePuy Synthes Products, I...

1. A system comprising:a bone plate including:
an inner surface configured to face the underlying bone, and an outer surface opposite the inner surface; and
an internal surface that extends from the outer surface to the inner surface so as to define a hole that is oriented along a central hole axis, wherein the internal surface includes 1) a plurality of threaded regions that define respective columns of thread segments, and 2) a plurality of recessed surfaces that are disposed between respective adjacent ones of the thread segments, the recessed surfaces being offset radially outward with respect to the columns of thread segments; and
a variable angle locking screw having a threaded head,
wherein the bone plate is configured to mate with the threaded head of the variable angle locking screw in the hole at an angle within a range of angles, such that the threaded head threadedly purchases with all of the columns of thread segments, and wherein the angle is oblique to the central hole axis, and
wherein the thread angle of the thread segments of the bone plate and the thread angle of the threaded head of the bone screw define a ratio between 1.1:1 and approximately 1.8:1.

US Pat. No. 11,026,726

MINIMAL-PROFILE ANTERIOR CERVICAL PLATE AND CAGE APPARATUS AND METHOD OF USING SAME

K2M, Inc., Leesburg, VA ...

1. A method of surgery comprising:preparing a space between adjacent vertebral bodies;
placing a body in the space, the body being made of PEEK; and
affixing a plate, which is separate from the body, to the adjacent vertebral bodies such that a posterior portion of the plate is disposed within the space, and an anterior portion of the plate engages anterior portions of the adjacent vertebral bodies, the plate being made of a metal material.

US Pat. No. 11,026,725

HYBRID SPINAL PLATES

DePuy Synthes Products, I...

1. A spinal plating system, comprising:a spinal plate having a thru-bore extending from a non-bone-contacting surface of the spinal plate to a bone-contacting surface without threading, the thru-bore including a spherical proximal portion and an oblong distal portion and being configured to interchangeably receive variable angle bone screws and limited angle bone screws, the oblong distal portion defining a major diameter and a minor diameter, with the major diameter being larger than the minor diameter, wherein the thru-bore defines a central axis, the spherical proximal portion is symmetric to the central axis, and the oblong distal portion defines a first portion extending away from the central axis in a first direction and a second portion extending away from the central axis in a second direction, the first portion being opposite to the second portion with respect to the central axis and the first and second portions defining the major diameter of the oblong distal portion;
a variable angle bone screw having a head with a spherical proximal portion and a cylindrical distal portion and a shank extending therefrom, the variable angle bone screw being polyaxially movable with respect to the spinal plate when the variable angle bone screw is seated in the thru-bore; and
a limited angle bone screw having a head with a spherical proximal portion and a cylindrical distal portion and a shank extending therefrom, the limited angle bone screw being movable only in a single plane with respect to the spinal plate when the limited angle bone screw is seated in the thru-bore,
wherein the cylindrical distal portion of the variable angle bone screw defines a first diameter that is greater than or equal to a maximum diameter of the shank of the variable angle bone screw, and
wherein the cylindrical distal portion of the limited angle bone screw defines a second diameter that is greater than the first diameter and less than or equal to the minor diameter.

US Pat. No. 11,026,724

FIXING ROD CONNECTING DEVICE

Kyoung Gee Ahn, Seoul (K...

1. A fixing rod connecting device comprising:a main body having an upper surface and a lower surface opposite to the upper surface, and having a pair of space portions formed on both sides of the main body between the upper surface and the lower surface to allow a pair of rods to be inserted thereinto; and
a pair of fixing screws configured to be fastened into the main body through a pair of holes formed on the upper surface of the main body in order to fix the pair of rods,
wherein a first area of the lower surface of the main body is formed to have a predetermined upward inclination angle with respect to an opposite side a second area of the lower surface of the main body, the first area of the lower surface being extended from a first edge of the lower surface and the second area of the lower surface being extended from a second edge of the lower surface, the first edge and the second edge of the lower surface being positioned opposite to each other,
wherein a first area of the upper surface of the main body is formed to have a predetermined upward inclination angle with respect to a second area of the upper surface of the main body, the first area of the upper surface being extended from a first edge of the upper surface and the second area of the upper surface being extended from a second edge of the upper surface, the first edge and the second edge of the upper surface being positioned opposite to each other, and
wherein, when the pair of fixing screws are fastened into the main body, axes passing through centers of the pair of fixing screws and extending from tips of the pair of fixing screws toward tops of the pair of fixing screws intersect to form an angle less than 90° therebetween.

US Pat. No. 11,026,723

PEDICLE SCREW ASSEMBLIES WITH 3D PRINTED COMPONENTS

WARSAW ORTHOPEDIC, INC., ...

1. A bone fastener assembly comprising:a bone screw including a head portion, a threaded shaft portion, and a central axis, the head portion including an exterior surface;
a receiver including a body portion having a first end, an opposite second end, and an interior surface defining a first cavity extending between the first end and the second end;
a crown including a first end, an opposite second end, an exterior surface, and an interior surface defining at least a first interior cavity portion extending from the first end of the crown to a position intermediate the first end and the second end of the crown; and
a retaining ring having an annular shape and including a generally cylindrical exterior surface, an upwardly-facing interior surface, a downwardly-facing interior surface, and a generally cylindrical interior surface between the upwardly-facing interior surface and the downwardly-facing interior surface; and
an expansion ring having an annular shape and including a generally cylindrical exterior surface and a generally cylindrical interior surface;
wherein, when the bone fastener assembly is assembled,
at least a portion of the crown is positioned within the first cavity of the receiver at a position at and adjacent the second end of the body portion,
the retaining ring is positioned within the first cavity of the receiver at a position between the crown and the first end of the body portion,
the expansion ring is positioned within the first cavity of the receiver at a position between the second end of the body portion and the retaining ring,
at least a portion of the head portion is receivable between the crown and the retaining ring,
the exterior surface the head portion contacts the upwardly-facing surface of the retaining ring,
wherein the retaining ring has a maximum outside diameter at the generally cylindrical exterior surface thereof and a minimum inside diameter at the generally cylindrical interior surface thereof, and the expansion ring has a maximum outside diameter at the generally cylindrical interior surface thereof and a minimum inside diameter at the generally cylindrical interior surface thereof, the maximum outside diameter of the retaining ring being smaller than the maximum outside diameter of the expansion ring, and the minimum inside diameter of the retaining ring being smaller than the minimum inside diameter of the expansion ring, and
wherein the retaining ring is manufactured using a first 3D printing process that provides for a Ra (Surface Finish) of at least the upwardly-facing surface of the retaining ring ranging from about 0.8 ?m (32 ?in) to about 3.2 ?m (125 ?in).

US Pat. No. 11,026,722

ORTHOPEDIC TETHERED IMPLANTS AND SYSTEM

OrthoPediatrics Corp., W...

1. A clamp assembly for orthopedic stabilization, the assembly comprising:a unitary clamp housing having a top surface, a recess, and a distal base having a bottom surface, the recess defining a longitudinal axis and extending through the housing from the top surface through the distal base and toward the bottom surface, the housing further comprising one or more through slots, wherein at least one through slot is disposed at the bottom surface of the housing and any other of the one or more through slots is disposed at a surface of the housing selected from the bottom surface of the housing and a side surface of the housing;
a securement assembly positionable within the recess in a co-axial relationship to a mating surface on the recess;
a compression assembly comprising a compression element positionable within the distal base below and in contact in a co-axial relationship with the securement assembly; and
a band sized for travel along a predetermined path defined in part by the at least one through slot in the housing,
wherein a first end of the band is fixed to the clamp housing by securement of a looping portion of the first end around a pin or bridge disposed within the at least one through slot that is disposed at the bottom surface of the housing, the band being attached to itself to form the looping portion, and
wherein the first end of the band is a starting point for travel of the band along the predetermined path and the band passes below the compression assembly and is compressible in the distal base when the securement assembly is positioned within the recess.

US Pat. No. 11,026,721

MEDICAL NEEDLE WITH PROTECTOR

KABUSHIKI KAISHA TOP, To...

1. A medical needle with a protector comprising:a cylindrical hub at a front end supporting a rear end of a needle tube;
a cylindrical protector that is capable of storing the needle tube inside;
a first lock unit that locks the hub to the protector in a manner capable of unlocking with the needle tube protruded from the protector; and
a second lock unit that locks the hub to the protector in a manner incapable of unlocking with the needle tube stored in the protector,
wherein
the hub comprises:
a small cylindrical portion into which a rear end of the needle tube is inserted on a front side;
a pair of first protrusion portions that is provided at a front end of the small cylindrical portion, and projects in a direction of a first axial line orthogonal to an axial line of the small cylindrical portion and is individually protruded in a direction away from an outer peripheral surface of the small cylindrical portion; and
a pair of second protrusion portions that is provided at a front end of the small cylindrical portion at a first predetermined space from the first protrusion portions to a rear end side of the small cylindrical portion, and projects in a direction of a second axial line that is orthogonal to the axial line of the small cylindrical portion and crosses the first axial line at a predetermined angle,
the protector comprises:
a large cylindrical portion to which the small cylindrical portion is capable of sliding inside;
a pair of protrusion pieces that is provided at a rear end of the large cylindrical portion on a third axial line orthogonal to an axial line of the large cylindrical portion, each protrusion piece extending from an inner peripheral surface of the large cylindrical portion toward the axial line of the large cylindrical portion while inclining toward a rear end side of the large cylindrical portion, and being elastically deformable in a direction away from the axial line of the large cylindrical portion; and
a pair of side wall portions that is provided on the inner peripheral surface of the large cylindrical portion with a second predetermined space equal to or smaller than the first predetermined space from the protrusion pieces of the large cylindrical portion to a front end side of the large cylindrical portion and is opposed to each other on a fourth axial line that is orthogonal to the axial line of the large cylindrical portion and crosses the third axial line at the predetermined angle,
the second lock unit is configured such that, front end sides of the side wall portions of the protector are locked to the first protrusion portions and rear end sides of the protrusion pieces are locked to the second protrusion portions, so as to lock the hub to the protector, and
a space between the pair of side wall portions is set to be;
equal to or larger than a maximum length in the direction of the second axial line of a portion of the small cylindrical portion that is provided with the first protrusions;
equal to or larger than a maximum length in the direction of the first axial line of a portion of the small cylindrical portion that is provided with the second protrusions;
smaller than a maximum length in the direction of the first axial line of a portion of the small cylindrical portion that is provided the first protrusions; and
smaller than maximum length in the direction of the second axial line of a portion of the small cylindrical portion that is provided the second protrusions.

US Pat. No. 11,026,720

MEDICAL DEVICE, METHOD AND SYSTEM THEREOF

1. A method of repairing a pelvic organ prolapse with a medical apparatus, comprising the steps of:providing an incision in a patient having the pelvic organ prolapse;
providing a medical apparatus comprising a flexible main member including a proximal end, a distal end and a main body region extending between the distal end to the proximal end, and a finger assembly coupled to a distal end portion of the flexible main member, wherein the finger assembly comprises a first finger slot configured to receive at least a portion of an operator's finger and a second finger slot configured to receive at least a portion of the operator's finger;
inserting the distal end of the medical apparatus through at least a portion of the incision to at least a portion of the pelvic organ prolapse or a region in close proximity to the pelvic organ prolapse; and
using the apparatus to assist in the repair of the pelvic organ prolapse.

US Pat. No. 11,026,719

RADIALLY EXPANDABLE INTRODUCER SHEATH

Boston Scientific Scimed,...

1. An introducer sheath, comprising:a tubular member comprising an inner layer and an outer layer coaxially disposed about a central longitudinal axis of the introducer sheath, the tubular member being configured to shift between an unexpanded configuration to an expanded configuration;
wherein the inner layer is circumferentially discontinuous along at least a portion of its length;
wherein at least a first portion of the inner layer is configured to slide circumferentially relative to the outer layer when shifting between the unexpanded and expanded configurations;
wherein the outer layer is circumferentially continuous along its entire length;
wherein the inner layer is formed from a substantially inelastic material.

US Pat. No. 11,026,718

DELIVERY SYSTEM FOR CARDIAC PACING

ATACOR MEDICAL, INC., Sa...

1. A method of delivering a lead comprising:advancing into a patient a lead for delivering electrical stimuli to a heart including an accelerometer configured to facilitate delivery of the lead to a desired location within a mediastinum of the patient, proximate the heart but not physically in contact with the heart or pericardium; and
determining a location of a distal end of the lead in the patient utilizing the accelerometer, wherein the location is not in the heart or pericardium.

US Pat. No. 11,026,717

SEPARABLE TWO-PART SINGLE LUMEN GAS SEALED ACCESS PORT FOR USE DURING ENDOSCOPIC SURGICAL PROCEDURES

Conmed Corporation, Utic...

1. A surgical access port for performing an endoscopic surgical procedure in a surgical cavity of a patient, comprising:a proximal housing portion and an elongated single lumen tubular body portion extending distally from the proximal housing portion and defining a central cannula, the proximal housing portion having an inlet path for communicating with a pressurized gas line of a tube set and an outlet path for communicating with a return gas line of the tube set, the proximal housing portion accommodating an annular jet assembly that includes an upper jet ring having a nozzle tube and a lower jet ring defining a nozzle seat for receiving the nozzle tube, wherein the annular jet assembly is configured for receiving pressurized gas from the inlet path and for generating a gaseous sealing zone within the central cannula of the associated tubular body portion to maintain a stable pressure within the surgical cavity of the patient, wherein the proximal housing portion is separable from the tubular body portion.

US Pat. No. 11,026,716

MEDICAL DEVICE SHAFT RESISTANT TO COMPRESSION AND/OR TENSION

Boston Scientific Scimed,...

1. A medical device with increased compression resistance, comprising:an elongate shaft having a proximal end region, a distal end region, a lumen extending therethrough, and a tension resistance member extending at least partially between the proximal end region and the distal end region of the elongate shaft;
an exoskeleton disposed along an outer surface of the elongate shaft, the exoskeleton including a plurality of discrete segments including first segments and second segments alternating with one another and engaged with one another along rounded surfaces forming arcs having a shared center; and
wherein at least one of the plurality of discrete segments is coupled to the tension resistance member,
wherein the tension resistance member extends within and through a central lumen of at least one discrete segment of the plurality of discrete segments.

US Pat. No. 11,026,715

CHEST CAVITY SUCTION MEDICAL APPARATUS AND METHOD

1. A medical suction apparatus comprising:a wand having a proximal end and a distal end;
a lumen defined within the wand, the lumen configured to couple to a suction source;
a mouth defined within a single integral wall of a single tube at the distal end of the wand and placing the lumen in communication with an exterior of the wand, wherein the mouth has an upper edge at the distal end of the wand and a lower edge closer to the proximal end than the distal end, wherein the upper edge includes a backward facing scraping edge to enable scraping of biological debris from a surface of soft biological tissue without harming the soft biological tissue when the wand is pulled in a backward direction, and wherein the lower edge includes a forward facing scraping edge to enable scraping of biological debris from a surface of soft biological tissue without harming the soft biological tissue when the wand is pushed in a forward direction.

US Pat. No. 11,026,714

ULTRASONIC PROBE

OLYMPUS CORPORATION, Tok...

1. An ultrasonic probe comprising:a probe main body section that extends along a longitudinal axis, ultrasonic vibration being transmitted from a proximal end of the probe main body section to a distal end of the probe main body section, the probe main body section including
a supported portion at which the probe main body is configured to be supported by a sheath, a most distally positioned vibration node among a plurality of vibration nodes of the ultrasonic vibration being positioned at the supported portion;
a curving section disposed on a distal side of the supported portion of the probe main body section, wherein:
the curving section curves relative to the probe main body section along an intersecting axis perpendicular to and intersecting the longitudinal axis, the curving section curving from a bending start position, which is located on a distal side of the supported portion in a first intersecting direction, the first intersecting direction being one direction along the intersecting axis, and
the curving section has a first bending surface that bends, relative to a peripheral surface of the probe main body section, toward the longitudinal axis as the first bending surface extends distally, the first bending surface being disposed on the distal side of the supported portion; and
a treating section disposed on a distal side of the curving section, wherein the treating section comprises:
a blade tip portion projecting in a second intersecting direction, the second intersecting direction being an other direction along the intersecting axis, the second intersecting direction being a direction that is opposite and reverse to the first intersecting direction,
wherein the blade tip portion is positioned on an extension line on which the first bending surface is extended on the distal side, or is positioned on a first intersecting direction side relative to the extension line of the first bending surface,
wherein a height of the blade tip portion in a direction perpendicular to a central axis of the curving section is shorter than a width of a linear part of the blade tip portion, the linear part of the blade tip portion extending along a width direction of the treating section, and
a concave portion interposed between the first bending surface and the blade tip portion in a direction of the longitudinal axis,
wherein the concave portion is disposed on a first intersecting direction side relative to the longitudinal axis, the concave portion including (a) a second bending surface that bends and extends, relative to the first bending surface, in the first intersecting direction as the second bending surface extends distally and (b) a third bending surface that bends and extends, relative to the second bending surface, in the second intersecting direction, as the third bending surface extends distally,
wherein the second bending surface and the third bending surface are each disposed on a second intersecting direction side relative to a central axis of the curving section, and
wherein the ultrasonic probe further comprises a most distal end portion, the most distal end portion being a convex portion, the treating section being disposed proximally to the most distal end portion.

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. 11,026,712

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. 11,026,711

SPECIMEN RETRIEVAL DEVICE INCLUDING AN INTEGRATED SLIDING GRASPER

Covidien LP, Mansfield, ...

1. A specimen retrieval device comprising:a handle portion;
an outer shaft extending from the handle portion;
an inner shaft having a proximal portion, a distal portion and an outer surface, the inner shaft extending from the handle portion within the outer shaft;
a pouch supported on the distal portion of the inner shaft, the pouch having an open proximal end and a closed distal end;
a tissue engaging device supported on the inner shaft, the tissue engaging device being movable along the outer surface of the inner shaft from a position outside of the pouch through the open proximal end of the pouch to a position located within the pouch; and
a rail disposed on the inner shaft, the tissue engaging device being movable along the rail and the inner shaft, the rail defining a channel that extends between the open and closed ends of the pouch, the tissue engaging device being movable along the channel of the rail, wherein the tissue engaging device is configured to engage tissue and move the tissue through the open proximal end of the pouch while the open proximal end of the pouch is positioned proximally of the closed distal end of the pouch.

US Pat. No. 11,026,710

SURGICAL INSTRUMENTS AND METHODS OF MANUFACTURING SURGICAL INSTRUMENTS FOR PERFORMING TONSILLECTOMY, ADENOIDECTOMY, AND OTHER SURGICAL PROCEDURES

Covidien LP, Mansfield, ...

1. A surgical instrument, comprising:a housing;
a movable handle operably coupled to the housing and movable relative thereto between an initial position and a compressed position;
a trigger operably coupled to the housing within a slot defined therein, the trigger movable relative to the housing and the movable handle between an un-actuated position and an actuated position; and
a flange disposed on the trigger and extending distally therefrom, the flange dimensioned to cover the slot when the trigger is moved between the un-actuated and actuated positions to avoid creating a potential pinch point between the trigger and the slot.

US Pat. No. 11,026,709

MECHANICAL THROMBECTOMY APPARATUSES AND METHODS

Stryker Corporation, Fre...

1. A mechanical thrombectomy apparatus for removing a clot from a vessel, the apparatus comprising:a catheter having a distal end, a distal end opening, and an inner diameter;
a knit tube extending through the catheter and doubling back over the distal end of the catheter, wherein the knit tube is configured to invert over the distal end opening when a first end of the knit tube is pulled proximally within the catheter,
wherein the knit tube is biased to have an outer diameter when inverted within the catheter that is greater than half the inner diameter of the catheter when the knit tube is pulled proximally from within the catheter so that an outer portion of the knit tube slides over an outside of the catheter to invert over the distal end opening,
further wherein the knit tube forms a distal-facing lip where the knit tube inverts over the distal end opening, the distal-facing lip having a larger outer diameter than an outer diameter of the outer portion of the knit tube proximal to the distal-facing lip; and
a puller extending within the catheter, the puller having a guidewire lumen configured to pass a guidewire, wherein the first end of the knitted tube is attached to the puller.

US Pat. No. 11,026,708

INTRAVASCULAR THROMBOEMBOLECTOMY DEVICE AND METHOD USING THE SAME

ThrombX Medical, Inc., H...

1. A device for use in a blood vessel to remove an occlusion present in the blood vessel, the device comprising:a proximal end;
a distal end;
a handle at the proximal end of the device;
a tubing compartment, which comprises a pusher tubing and a connecting tubing fixedly connected to each other;
a central wire comprising a proximal end and a distal end thereof; and
an engaging compartment at or near the distal end of the device, wherein the engaging compartment comprises:
a proximal engaging element comprising a plurality of wires or struts, said proximal engaging element being open at a distal end of the proximal engaging element, wherein the proximal engaging element comprises a concave bend causing the distal end of the proximal engaging element to bend towards a central axis of the proximal engaging element such that the distal end points towards the central axis and the distal end is closer to the central axis than a part of the proximal engaging element proximal to the distal end; and
a distal engaging element comprising a plurality of wires or struts forming a web or mesh, said distal engaging element being self-expandable, said distal engaging element being closed at a proximal end of the distal engaging element;
wherein the proximal end of the distal engaging element fits inside the distal end of the proximal engaging element with room for a portion of the occlusion to fit therein, such that said portion of the occlusion can be captured between the proximal end of the distal engaging element and the distal end of the proximal engaging element when the distance between the distal engaging element and the proximal engaging element is shortened,
wherein the proximal end of the distal engaging element is fixed at the distal end of the central wire, said central wire extending from the proximal end of the distal engaging element to the handle at the proximal end of the device, whereby the location of the distal engaging element in the blood vessel or its position with respect to the proximal engaging element is controlled by movement of the central wire and configured to be locked at the proximal end of the device once the occlusion is engaged; and
wherein the distal engaging element is configured to hold the occlusion in all of the following ways:
(a) engaging the occlusion with a lateral side of the distal engaging element,
(b) frictionally engaging the occlusion between the lateral side of the distal engaging element and the wall of the blood vessel, and
(c) grabbing the occlusion between the proximal structure and the distal structure, while the device moves the occlusion within the blood vessel.

US Pat. No. 11,026,707

SHOCK WAVE DEVICE WITH POLARITY SWITCHING

SHOCKWAVE MEDICAL, INC., ...

1. A shock wave device comprising: an axially extending elongate member configured to be advanced through a blood vessel to treat a calcified lesion; a first electrode assembly comprising a first electrode pair and a second electrode pair, wherein the first electrode assembly is carried by the elongate member and positioned within a conductive fluid; and a controller coupled to the first electrode assembly, wherein the controller is configured to deliver a series of individual voltage pulses to the first electrode assembly such that each of the voltage pulses creates a shock wave in the conductive fluid to treat the calcified lesion, wherein the controller includes a voltage source having a constant polarity followed by a voltage polarity switch for switching the polarity of the voltage source and causing current to flow through the first electrode assembly in a first direction for some of the pulses in the series and in a second direction opposite the first direction for the remaining pulses in the series and wherein the voltage polarity switch only operates between the delivery of individual voltage pulses so each voltage pulse delivered to the first electrode assembly has a single direction of current flow wherein a first electrode in each of the first and second electrode pairs is coupled to the voltage polarity switch and wherein the second electrode in the first electrode pair is coupled to the second electrode of the second electrode pair and wherein the first electrode in each of the first and second electrode pairs has a surface area smaller than a surface area of the associated second electrode in the first and second electrode pairs.

US Pat. No. 11,026,706

MODULATION OF TRANSDUCER AMPLITUDE AND PHASE DISTRIBUTIONS FOR CONTROLLED APPLICATION OF RADIATION FORCE TO AN OBJECT

University of Washington,...

1. A method for applying ultrasound energy to an object disposed in a patient, the method comprising applying ultrasound energy within a treatment comprising a plurality of therapy exposures, wherein the ultrasound energy is applied to the object using a segmented transducer having a plurality of elements excited by a plurality of phasing profiles;wherein, during a single therapy exposure comprising a series of ultrasound pulses over an exposure time, the plurality of phasing profiles is applied to the plurality of elements to generate a plurality of intensity profiles; and
wherein, during the single therapy exposure, the plurality of phasing profiles exciting the plurality of elements collectively generates an ultrasound beam having a time-averaged intensity profile that is generated over a larger area or more uniform than a comparative time-averaged intensity profile generated by the plurality of elements but without the plurality of phasing profiles.

US Pat. No. 11,026,705

FILTER DEVICE

Toray Industries, Inc., ...

1. A filter device comprising:a first tube having holes on a side surface thereof;
a second tube inserted through said first tube and protruding from a proximal end side of said first tube in a longitudinal direction thereof;
a filter arranged such that said filter has a closed end portion on the proximal end side in the longitudinal direction of said first tube, and such that a distal end side of said filter in said longitudinal direction forms an opening;
a ring fixed to said opening and having elasticity or a shape memory property;
first wires inserted between said first tube and said second tube, wherein proximal ends of said first wires are fixed to said second tube, and distal ends of said first wires protrude from the distal end side of said first tube in the longitudinal direction thereof and are fixed to portions of said ring; and
second wires inserted between said first tube and said second tube, wherein the proximal ends of said second wires are fixed to said second tube, and the distal ends of said second wires protrude from said holes and are fixed to portions of said ring;
wherein said opening can be opened and closed in the form of a bag when the proximal end side of said filter in the longitudinal direction is defined as a bottom, and said opening can be closed by pulling said second tube towards the proximal end side in the longitudinal direction.

US Pat. No. 11,026,704

VASCULAR ACCESS ASSEMBLY DECLOTTING SYSTEMS AND METHODS

Merit Medical Systems, In...

1. A method of declotting a vascular access assembly within a patient, the method comprising:inserting a central end portion of a catheter into the patient such that the central end portion of the catheter is disposed within the vasculature of the patient;
coupling the central end portion of the catheter to a central end portion of a vascular access assembly disposed within the vasculature of the patient,
wherein the vascular access assembly is completely disposed within the patient, and
wherein the coupling occurs within the vasculature of the patient; and
evacuating a clot from within a portion of the vascular access assembly via the catheter.

US Pat. No. 11,026,703

METHOD FOR THE PRODUCTION OF A REAMER

1. A method for producing a reamer, such as a milling cutter intended to mill the acetabular cavity of a patient, the milling cutter comprising a substantially hemispherical hollow cutter body with a perforated wall, said method comprising the steps of:a) providing a press comprising a stamp and an anvil;
b) providing a flat metal blank designed to constitute the perforated wall;
c) stamping a hole in the metal blank;
d) forming at least one tooth by stamping the metal blank by means of a punch, and plastically deforming a portion of the metal blank extending radially from and away from the hole previously stamped in the wall;
wherein:
steps c) and d) are distinct, and wherein step d) is performed after step c);
during step d), a zone of the deformed portion of the metal blank, adjacent to the hole, is plastically deformed, thinned, and pressed by the punch against the anvil to form a cutting edge.

US Pat. No. 11,026,702

ARTHRODESIS SURGICAL APPARATUS AND METHOD

5. A method for facilitating bone joint fusion, comprising:inserting a K-wire diagonally through a joint to be fused to stabilize the joint;
inserting an elongated guide pin in a joint at the location of the fusing;
inserting an elongated, cannulated plunger over the guide pin;
inserting an elongated core saw device over the plunger, a core saw device having a first core saw head of a first diameter and a second core saw head of a second, larger diameter;
rotating the first core saw head of the core saw device to remove bone and cartilage material to form a cylindrical hole in the joint to be fused;
removing thus cored out material;
removing the core saw device, guide pin, and plunger from the joint to be fused;
harvesting an autograft bone core from the patient; and
inserting the autograft bone core into the cored out hole created by removing the bone and cartilage material.

US Pat. No. 11,026,701

SYSTEM AND METHOD FOR FORMING A CAVITY IN SOFT TISSUE AND BONE

Dartmouth-Hitchcock Clini...

1. A powered drill for creating a cavity of desired dimensions comprising:a drill shaft assembly; and
a drill motor assembly including a plurality of sensors and a controller unit providing guidance as to rotational speed, motion and depth, wherein the drill shaft assembly includes a drill shaft with an articulating tip that can pivot in a radial arc from a first position that is oriented to a longitudinal axis that is drawn along the shaft to a second position oriented to a perpendicular axis that is perpendicular to the longitudinal axis and a position sensor positioned at a place along the drill shaft.

US Pat. No. 11,026,700

JIG FOR GUIDING PLACEMENT OF FEMORAL COMPONENT OF THE IMPLANT IN KNEE REPLACEMENT SURGERY

1. A jig for guiding placement of femoral component of the implant in a knee replacement surgery (J) mainly comprises of:Posterior paddles (PP),
Posterior slots for bushings (in Posterior paddles) (PPS),
Posterior Bushing (PBU),
Distal block (DB),
Distal slots for bushings (in Distal block) (DBS),
Distal bushing (DBU),
Anterior probe with adjustable height (AP),
Probe (PB),
Measuring cylinder (MC),
Locking bolt (LB),
Anterior cutting block (for cutting distal femur) (AB),
Slot for saw blade (SL),
Holes (HO);
Said Jig (J) has a pair of Posterior paddles (PP) made preferably of metal and having posterior slots (PPS) to accept posterior bushings (PBU); said pair of Posterior paddles (PP) touches the posterior medial (P4) and posterior lateral (P3) femoral condyle while placing present jig (J) on distal femur wherein present jig (J) rotated posteriorly from the point of contact (posterior condylar axis) on either the lateral or medial posterior femur (P3 and P4) with the help of a bushing (PBU) of 1 mm increment to achieve precise rotation;
said Distal block (DB) is provided with a pair of Distal slots for bushings (DBS) for accepting Distal bushing (DBU) wherein said Distal block (DB) is a continuous metal sheet at right angles to the Posterior paddles (PP); said Distal block (DB) touches distal medial (P2) and distal lateral femur (P1) while it be Jig (J) is placed on the distal femur wherein the present jig (J) is rotated medially or laterally from the point of contact on either the lateral or medial distal femoral condyle with the help of a bushing (DBU) of 1 mm increment to achieve precision;
said anterior probe with adjustable height (AP) having a sliding adjustable probe (PB) is provided wherein said probe (PB) is of variable height off the distal block (DB); it has a Measuring cylinder (MC) which is attached to said distal block (DB) through Locking bolt (LB); wherein the femoral component is placed in flexion by decreasing the antero-posterior distance; similarly, the femoral component is placed in extension by increasing the antero-posterior distance;
an anterior cutting block (for cutting distal femur) (AB) is also provided with Slot for saw blade (SL) for taking femur cuts; this is a detachable block (AB) made preferably of metal attached to the distal block (DB); said anterior cutting block (AB) has holes (HO) to increase the depth of the distal femoral cut by 1, 2, or 3 mm.

US Pat. No. 11,026,699

TIBIAL TUBERCULE OSTEOTOMY

Biomet Manufacturing, LLC...

1. A method for performing a tibial tubercle osteotomy on a patient's tibia, comprising:positioning a patient-specific guide on the patient's tibia, wherein the guide comprises a guide body defining a bone-engaging portion with a bone-engaging surface configured during a pre-operative planning stage of a tibial osteotomy to conform as a negative surface to a corresponding surface of the patient's tibia at, around or near the tubercle of the patient's tibia, and a plurality of apertures;
resecting the tibia in three intersecting planes with a saw to generate a tubercle flap, wherein the patient-specific guide provides visual indicia for resecting; and
repositioning the tubercle flap in an anterior direction or in both anterior and medial-lateral directions to form a gap between the tubercle flap and the resected surface of the tibia.

US Pat. No. 11,026,698

OSTEOTOMY SYSTEM AND METHOD OF USE

Skeletal Dynamics, Inc., ...

1. A bone cutting system comprising:a substantially rigid bone plate comprising
an elongated body having a proximal end and a distal end and defining a longitudinal body axis;
the bone plate comprising a bone contacting side, and opposing side, a left sidewall and a right sidewall, all of which extend between the proximal end of the bone plate and the distal end of the bone plate and all of which are substantially aligned with the longitudinal body axis;
a proximal elongated slot extending through the bone plate between the opposing side and the bone contacting side located adjacent to the proximal end of the bone plate, the proximal elongated slot adapted to receive a bone screw;
a distal elongated slot extending through the bone plate between the opposing side and the bone contacting side and adjacent to the proximal elongated slot but located distally on the bone plate relative to the proximal elongated slot, the distal elongated slot adapted to receive a bone screw;
one or more bone screw holes extending through the bone plate between the opposing side and the bone contacting side and located distally on the bone plate relative to the distal elongated slot, the one or more screw holes adapted to receive a bone screw;
a recess on the opposing side of the bone plate;
a left track recessed into the left sidewall, the left track extending longitudinally between a track limit point and the proximal end of the bone plate, the left track being bound by an upper bounding wall, and a lower bounding wall, the lower bounding wall extending for the entire length of the left track while the upper bounding wall extends partially from a distal end of the left track to a location distal to the proximal end of the left track; and
a right track recessed into the right sidewall, the right track extending longitudinally between a track limit point and the proximal end of the bone plate, the right track being bound by an upper bounding wall, and a lower bounding wall, the lower bounding wall extending for the entire length of the right track while the upper bounding wall extends partially from a distal end of the right track to a location distal to the proximal end of the right track;
wherein portions of the left track and the right track that are bound only by a lower bounding wall provide an overhead entry to the left track and right track accessible from the opposing side of the bone plate;
a bone cutting guide adapted to cooperate slidingly with the bone plate, the bone cutting guide comprising
a handling feature;
left and right guide walls extending downwardly from the handling feature and terminating respectively in left and right horizontal guide blades, the left and right horizontal blades adapted to mate with the left and right tracks of the bone plate respectively;
an arm extending downward from one of the handling feature, the right guide wall, and the left guide wall, and comprising a flange;
a cutting slot disposed on the flange;
wherein when the left and right horizontal blades are engaged with the left and right tracks of the bone plate respectively; the cutting guide slides in a proximal-distal direction relative to the bone plate.

US Pat. No. 11,026,697

DEVICES AND TECHNIQUES FOR VASCULAR COMPRESSION

1. A kit for use in diverting emboli from a cerebral circulation of a patient, comprising: a compression device configured for placement around a neck of a patient, the compression device having insertion slots;compression members, wherein at least a first of the compression members has a different cross-sectional shape than a second of the compression members, and wherein each of the first and second compression members are configured for insertion into one of the insertion slots; and
a sizing template with a size and curvature, wherein the sizing template is configured to provide measurement between arteries of the neck of the patient.

US Pat. No. 11,026,696

ENDOSCOPIC CLIP APPLIER

COVIDIEN LP, Mansfield, ...

1. An endoscopic surgical clip applier for application of surgical clips to body tissue, the surgical clip applier comprising:a handle assembly including a trigger actuatable to actuate the surgical clip applier;
an endoscopic portion supported by and extending from the handle assembly, the endoscopic portion including:
an outer tube;
a pair of jaws supported at a distal end of the outer tube, wherein the pair of jaws are movable between a fully opened condition and at least one approximated condition;
a wedge plate slidably disposed within the endoscopic portion, the wedge plate defining a nose at a distal end thereof, wherein the wedge plate is movable between:
a distal-most position wherein the nose is interposed between the pair of jaws to maintain the pair of jaws in the fully opened condition; and
at least one proximal position wherein the nose of the wedge plate is at least partially withdrawn from between the pair of jaws to permit the pair of jaws to be placed in the at least one approximated condition; and
a release mechanism connected to the wedge plate, the release mechanism slidably disposed within the outer tube and selectively directly actuatable from an exterior of the handle assembly, the release mechanism including a distal end coupled to the wedge plate and a proximal end projecting from within the handle assembly, wherein an actuation of the release mechanism withdraws the nose of the wedge plate at least partially from between the pair of jaws; and
wherein an actuation of the trigger withdraws the nose of the wedge plate at least partially from between the pair of jaws.

US Pat. No. 11,026,695

DEVICES AND METHODS FOR EXCLUDING THE LEFT ATRIAL APPENDAGE

CONFORMAL MEDICAL, INC., ...

1. A left atrial appendage occlusion device, comprising:a conformable, tubular foam body, having a closed proximal end and a distal end;
the body including a compressible side wall extending between the proximal end and the distal end, and defining a central cavity;
an expandable support coupled with the body, configured to compress the side wall against a wall of a left atrial appendage; and
anchors having tips configured to extend radially outwardly and incline proximally through the side wall to penetrate tissue of the left atrial appendage.

US Pat. No. 11,026,694

LEFT ATRIAL APPENDAGE OCCLUDER

HANGZHOU NUOMAO MEDTECH C...

1. A left atrial appendage (LAA) occluder, comprising a sealing disc and an anchoring device, both of which are mutually connected;wherein the sealing disc comprises a disc surface provided with a first fixed end for connecting a transport device and a waist part extending from the disc surface, wherein the waist part is provided with:
a second fixed end;
a diffusion section radiated and diffused outwards from the second fixed end; and
a body section extending between an outer periphery of the disc surface and an outer periphery of the diffusion section, wherein the body section has a top edge extending radially outward to directly connect with the outer periphery of the disc surface, and a bottom edge connected with the outer periphery of the diffusion section; wherein the disc surface, the body section, and the diffusion section cooperate to define a cylindrical cavity within the waist part;
wherein at least two layers of flow blocking membrane are arranged in the sealing disc, wherein one of the at least two layers of flow blocking membrane is sutured in the disc surface, and the other one of the at least two layer flow blocking membrane is sutured in the waist part and received in the cavity;
wherein the anchoring device comprises a first end portion, a second end portion, and a body between the first end portion and the second end portion, wherein the first end portion is gathered together and welded to form a center end, the body extends outwards from the first end portion to form a conical net, and then gradually reverses outwards and extends towards the first end portion to form an anchoring net surrounding the conical net, wherein the anchoring net defines a first opening at the second end portion, and the center end extends out of the first opening to connect with the second fixed end of the sealing disc;
wherein the anchoring device is capable of being released in an LAA, and the anchoring net is capable of cooperating with an inner wall of the LAA, and the anchoring net is of a backboneless structure;
wherein the disc surface is capable of being positioned at an opening of the LAA and completely occluding, through the flow blocking membrane sutured in the disc surface, the opening of the LAA to prevent blood from flowing into the LAA; and
wherein the waist part is capable of being received in a passage portion of the LAA communicating with the opening, to contact an inner wall of the passage portion, wherein the waist part is capable of occluding, through the flow blocking membrane sutured within the cavity of the waist part, the passage portion of the LAA to further prevent blood from flowing into the LAA.

US Pat. No. 11,026,693

ENDOVASCULAR OCCLUSIVE DEVICE AND ASSOCIATED SURGICAL METHODOLOGY

1. A medical assembly comprising:a body member including a superstructure expandable from a collapsed insertion configuration to an expanded deployment or use configuration, said insertion configuration being sufficiently small to enable percutaneous introduction into a patient, said expanded deployment or use configuration being sufficiently large to extend across a target blood vessel, cavity, or conduit in the patient and engage an endothelial surface of such blood vessel, cavity, or conduit, said superstructure having a channel or passageway;
a catheter extending through said channel or passageway; and
means attached to or integral with said superstructure for closing said channel or passageway upon a withdrawal or removal of said catheter from said superstructure, said means for closing including a trailing tubular tail section with at least one elongate pre-stressed or shape-memory member connected to said trailing tail section and configured to form said trailing tail section into a curled configuration.

US Pat. No. 11,026,692

DEVICE AND SYSTEM FOR RESTRICTING FLUID FLOW IN PHYSIOLOGICAL VESSELS

Elbe Valley Medical Ltd.,...

1. A device for restricting fluid flow in physiological vessels of humans or animals, the device being configurable in a first mode to be propellable within a physiological vessel and in a second mode to at least partially occlude a physiological vessel, the device having a first cross-sectional size in the first mode and a second cross-sectional size in the second mode, wherein the second cross-sectional size is greater than the first cross-sectional size, wherein the device is configurable in the first mode to be passively propellable by fluid flow within a physiological vessel and in the second mode to at least partially occlude a capillary and to have the second cross-sectional size in a range of about 7.7 ?m to about 14.3 ?m, said device comprising:a main body; and
one or more extending elements that extend from the main body to increase the cross-sectional size of the device when activated.

US Pat. No. 11,026,691

OCCULUDER

LIFETECH SCIENTIFIC (SHEN...

1. An occluder, comprising a first occluder disc, a second occluder disc, and a waist portion connecting the first occluder disc with the second occluder disc, wherein the occluder further comprises a plurality of loosened lamelliform filament bundle structures distributed around the waist portion; each lamelliform filament bundle structure is wound by eight or more filaments with a diameter of 0.01 to 0.2 mm;wherein at least one end of the each lamelliform filament bundle structure is impending freely; wherein the each lamelliform filament bundle structure is disposed on at least one of two opposite disc surfaces of the first occluder disc and the second occluder disc, and is proximate to the waist portion.

US Pat. No. 11,026,690

TISSUE LIGATION DEVICES AND TENSIONING DEVICES THEREFOR

SentreHEART LLC, Redwood...

1. A method of closing a target tissue comprising:advancing a closure device to a target tissue, wherein the closure device comprises a snare loop, and a suture loop releasably coupled to the snare loop, and wherein a tail of the suture loop is coupled directly to a distal end of a tensioning device, wherein the tensioning device comprises a spring and a handle;
advancing the snare loop and suture loop around the target tissue;
pulling the tensioning device proximally relative to the closure device until a first predetermined force is applied to the suture loop, wherein the distal end of the tensioning device moves distally relative to the tensioning device handle during pulling; and
pulling the tensioning device proximally relative to the closure device until a second predetermined force is applied to the suture loop.

US Pat. No. 11,026,689

SURGICAL ANVIL ASSEMBLIES FOR SURGICAL STAPLING INSTRUMENTS

COVIDIEN LP, Mansfield, ...

1. A surgical anvil assembly for use with a circular stapling instrument, comprising:an anvil center rod having a distal portion, and a proximal portion defining a pair of slots therein;
an anvil head pivotally coupled to the distal portion of the anvil center rod and movable between a first, operative condition and a second, tilted condition; and
a pair of legs received within the pair of slots, each of the pair of legs including a distal end portion fixedly coupled to the proximal body portion, and a proximal end portion free to pivot within the respective slot, the pair of legs cooperatively defining a cavity therebetween dimensioned for receipt of an anvil retainer, each of the pair of legs having an inner surface configured to engage the anvil retainer, wherein the pair of legs cover an entire length of the pair of slots such that an interior of the anvil center rod is inaccessible from an external environment of the anvil center rod via the pair of slots.

US Pat. No. 11,026,688

FOLDED BUTTRESS FOR USE WITH A SURGICAL APPARATUS

COVIDIEN LP, Mansfield, ...

1. An end effector assembly comprising:a staple cartridge assembly including a tissue contacting surface;
an anvil assembly including a tissue contacting surface; and
a surgical buttress having a top surface, a bottom surface, first and second longitudinal side portions, and proximal and distal end portions, the surgical buttress including first and second folded portions in opposed regions of the surgical buttress, the first and second folded portions disposed between the bottom surface of the surgical buttress and the tissue contacting surface of the staple cartridge assembly or the anvil assembly, the surgical buttress including first and second pairs of opposed notches, each notch of the first and second pairs of opposed notches defined in the first or second folded portion of the surgical buttress.

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. 11,026,686

STRUCTURE FOR ATTACHING BUTTRESS TO ANVIL AND/OR CARTRIDGE OF SURGICAL STAPLING INSTRUMENT

Covidien LP, Mansfield, ...

1. An end effector of a surgical stapler, comprising:first and second jaw members, the first jaw member movable relative to the second jaw member, the first jaw member including a first projection and a second projection distal of the first projection; and
a buttress including a buttress material and first and second bands configured to engage the first and second projections, respectively, the buttress material and at least one of the first or second bands formed of separate components such that portions of the separate components are axially spaced apart to define an axial gap therebetween, the at least one of the first or second bands having opposing end portions extending axially along a length of the buttress material in a superposed relation with the buttress material, wherein at least one of the first or second bands is formed of an elastic material such that the at least one of the first or second bands is in tension along a longitudinal axis of the buttress when the first and second bands engage the respective first and second projections.

US Pat. No. 11,026,685

ADAPTER ASSEMBLIES FOR INTERCONNECTING SURGICAL LOADING UNITS AND HANDLE ASSEMBLIES

Covidien LP, Mansfield, ...

1. A surgical instrument, comprising:a handle assembly including a processor configured to control a motor;
a surgical loading unit having an end effector disposed at a distal end thereof, the surgical loading unit including a memory configured to store at least one parameter relating to the surgical loading unit, the memory having a first electrical contact; and
an adapter assembly including:
an elongated body including a proximal portion configured to couple to the handle assembly and a distal portion configured to couple to a proximal end of the surgical loading unit;
a switch configured to couple the memory to the processor in response to the surgical loading unit being coupled to the distal portion; and
an annular member disposed within the distal portion and electrically connected to the switch, the annular member including a second electrical contact configured to engage the first electrical contact upon insertion of the surgical loading unit into the adapter assembly, wherein the annular member is rotatable by the surgical loading unit.

US Pat. No. 11,026,684

SURGICAL INSTRUMENT WITH MULTIPLE PROGRAM RESPONSES DURING A FIRING MOTION

Ethicon LLC, Guaynabo, P...

7. A surgical instrument, comprising:a housing;
an elongate shaft extending from said housing;
a stapling attachment releasably attachable to said elongate shaft, wherein said stapling attachment comprises:
a first jaw;
a second jaw movable relative to said first jaw from an open position toward a closed position to capture patient tissue therebetween in response to a closure motion; and
a staple cartridge comprising staples removably stored therein;
a motor-driven system comprising a drive member movable relative to said stapling attachment and configured to eject said staples from said staple cartridge during a firing stroke, wherein said drive member comprises a first portion configured to engage said first jaw and a second portion configured to engage said second jaw during said firing stroke; and
a control system configured to:
prevent said drive member from performing said firing stroke when a thickness of tissue captured between said first jaw and said second jaw exceeds a threshold thickness; and
prevent said drive member from performing said firing stroke when a current draw of said motor-driven system exceeds a threshold value.

US Pat. No. 11,026,683

ADAPTER ASSEMBLIES FOR INTERCONNECTING SURGICAL LOADING UNITS AND HANDLE ASSEMBLIES

Covidien LP, Mansfield, ...

1. A method of assembling a surgical instrument, comprising:inserting a surgical loading unit into a distal portion of an elongated body of the surgical instrument;
rotating the surgical loading unit and the elongated body relative to one another, thereby inducing a relative rotation between an annular member that is rotatably supported in the elongated body of the surgical instrument and the elongated body itself to adjust a rotational orientation of the annular member from a first orientation representative of an unlocked state between the surgical loading unit and the elongated body, and a second orientation representative of a locked state between the surgical loading unit and the elongated body.

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. 11,026,681

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. 11,026,680

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. 11,026,679

SURGICAL INSTRUMENT WITH LOCKOUT MECHANISM

Covidien LP, Mansfield, ...

1. A method of adjusting a minimum gap between a cartridge assembly and an anvil assembly of a surgical instrument, the method comprising:rotating a handle assembly of the surgical instrument relative to an elongated portion of the surgical instrument such that the cartridge assembly moves along a longitudinal axis of the surgical instrument relative to the handle assembly, wherein a tissue contacting surface of the cartridge assembly and a tissue contacting surface of the anvil assembly define a tissue gap therebetween that varies in response to rotation of the handle assembly of the surgical instrument relative to the elongated portion of the instrument;
affixing the handle assembly to the elongated portion to prevent future movement therebetween during an entirety of use of the surgical instrument;
rotating an approximation knob of the surgical instrument to cause longitudinal movement of a drive member of the surgical instrument and the anvil assembly relative to the cartridge assembly; and
rotating a stopper relative to the approximation knob until a blocking portion of the stopper contacts a proximal face of the drive member.

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. 11,026,677

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. 11,026,676

SURGICAL WOUND CLOSURE APPARATUS

Covidien LP, Mansfield, ...

1. A surgical closure apparatus for facilitating closure of a wound, comprising:an outer member dimensioned for positioning within a wound opening and defining a central longitudinal axis, the outer member having a first longitudinal passage and a second longitudinal passage;
a needle assembly including a needle drive at least partially disposed within the first longitudinal passage of the outer member and a suture needle fixedly mounted to the needle drive, the needle drive defining a longitudinal axis, the suture needle adapted for rotational movement about the longitudinal axis of the needle drive relative to the central longitudinal axis between an unarmed condition and an armed condition through manipulation of the needle drive, the suture needle positioned for passage through the tissue adjacent the wound opening when in the armed condition; and
a suture configured for at least partially closing the wound opening within the tissue, the suture coupled to the suture needle and at least partially extending through the second longitudinal passage of the outer member.

US Pat. No. 11,026,675

DEVICE FOR CARDIAC SURGERY AND METHODS THEREOF

LSI SOLUTIONS, INC., Vic...

1. A device for cardiac surgery, comprising:a frame;
a plurality of pairs of suture guides spaced about the frame;
a plurality of suture tubes, with one suture tube corresponding to each pair of suture guides;
a plurality of snares, each corresponding to and passed through one of the plurality of suture tubes so that a handle at one end of the snare protrudes from a proximal end of the corresponding suture tube and a snare loop at another end of the snare protrudes through a distal end of the corresponding suture tube, and wherein the snare loop further protrudes through one of the suture guides in the corresponding pair of suture guides; and
a plurality of sutures, each corresponding to one of the pairs of suture guides and coupled to the suture guide in the corresponding pair of suture guides which does not have the snare loop passing through it.

US Pat. No. 11,026,674

ANCHORING SYSTEM AND METHOD FOR SECURING A SUTURE TO A PRE-DRILLED HOLE

Biomet Manufacturing, LLC...

1. An anchoring system, comprising:an implant delivery device, including:
a handle, including:
an implant actuator handle portion including a grip, a driving portion, a ratchet portion, and a tip, wherein an actuating ratchet including a plurality of grooves is positioned within the ratchet portion; and
a wire actuator handle portion including an inner surface defining a bore and a plurality of flexible arms extending from the inner surface toward a longitudinal axis of the wire actuator handle portion,
wherein a number of the flexible arms are configured to engage the grooves of the ratchet portion as the implant actuator handle portion is rotated, the number of flexible arms is less than a total number of the plurality of flexible arms.

US Pat. No. 11,026,673

CORKSCREW TISSUE ANCHOR

Edwards Lifesciences Corp...

1. A tissue anchor comprising:a driver head associated with a proximal portion of the tissue anchor;
a pointed tip portion associated with a distal portion of the tissue anchor;
a tissue-engagement portion disposed between the driver head and the pointed tip portion; and
a cover cinched to a neck portion of the tissue anchor between the driver head and the tissue-engagement portion and configured to cover the pointed tip portion and the tissue-engagement portion.

US Pat. No. 11,026,672

METHOD AND APPARATUS FOR CARDIAC PROCEDURES

Harpoon Medical, Inc., B...

1. A method for twisting sutures together to approximate anchor implants attached to targeted tissue, the method comprising:attaching two or more cords to targeted tissue, each of the two or more cords including a distal anchor implant and a suture extending proximally from the distal anchor implant;
securing proximal end portions of the sutures of the two or more cords to a twister device;
operating the twister device to cause the sutures of the two or more cords to intertwine;
releasing the proximal end portions of the sutures of the two or more cords from the twister device; and
anchoring the proximal end portions of the sutures of the two or more cords to prevent unwinding of the sutures of the two or more cords.

US Pat. No. 11,026,671

RETRACTOR FOR VAGINAL REPAIR

MODERN SURGICAL SOLUTIONS...

1. A retractor for use in performing a repair of a vaginal laceration, the retractor comprising:a) a foldable frame defining a central aperture and including an upper support, a lower support, a right lateral support, a left lateral support, a right upper anterior stability post, a left upper anterior stability post, a right lower anterior stability post, and a left lower anterior stability post; and
b) a compliant panel spanning the central aperture,
wherein the frame is biased to assume an open position, can be folded by a user into a closed position for insertion into the vaginal canal, and can then return to the open position after release by the user, and wherein when the frame is in the open position the supports are oriented substantially in a single plane and each of the anterior stability posts extend substantially perpendicularly from the plane of the open frame.

US Pat. No. 11,026,670

SYSTEM FOR ABSORBING SWEAT FROM WITHIN A SKINFOLD OF A PATIENT

Stetrix, Inc., Bartlett,...

1. A system for absorbing sweat from within a skinfold of a patient, comprising:an elongate frame having an exterior surface and a central hollow core extending therethrough, a non-secured slit extending through said exterior surface and into and communicating with said central hollow core, said slit extending at least for an axial length along said elongate frame, said slit being accessible and configured for receipt of an edge of a sheet of sweat absorbent material disposed within the skinfold of said patient and for maintaining said elongate frame and said sheet in place.

US Pat. No. 11,026,669

COLLAPSIBLE DILATOR

Medtronic Vascular, Inc.,...

1. A device comprising:an outer elongated member defining a lumen and a first sloping wall; and
a dilator configured to be received within the lumen of the outer elongated member, the dilator comprising:
a distal section;
a proximal section;
an intermediate section integrally formed with the distal section and the proximal section between the distal section and the proximal section, the intermediate section defining a second sloping wall; wherein, in an assembled configuration of the outer elongated member and the dilator, the second sloping wall is seated against the first sloping wall; and
a guidewire lumen extending from the proximal section to the distal section, through the proximal, intermediate and distal sections;
wherein the intermediate section defines a through-opening that configures the intermediate section to be collapsible from an expanded configuration to a collapsed configuration; wherein, the dilator is configured such that as the intermediate section transitions from the collapsed configuration to the expanded configuration, only the intermediate section of the dilator expands in diameter; further wherein the guidewire lumen is bifurcated by the through-opening.

US Pat. No. 11,026,668

AMNIO OPENING OCCLUSION DEVICE WITH REMOVAL ELEMENT

1. A method for performing minimally invasive fetal surgical procedures in a patient, the method comprising:a) providing a collapsible medical device comprising:
a tubular woven metal fabric comprised of a plurality of braided metal strands, said woven metal fabric having an expanded preset configuration comprising an hourglass-shaped element and a waist at a midpoint of the hourglass-shaped element;
wherein each end of the hourglass-shaped element has a diameter of about 5 mm;
wherein the waist has a diameter that is less than a diameter of each end of the hourglass-shaped element;
said expanded preset configuration of said woven metal fabric further comprising a bulbous element coupled to one end of the hourglass-shaped element via a shaft;
wherein the woven metal fabric is deformable to a lesser cross-sectional dimension for delivery through a channel in the patient's body to said opening used for fetoscopic surgery; and
the woven metal fabric having a memory property whereby the medical device returns to said expanded preset configuration when unconstrained;
b) inserting a delivery tube into an opening used for fetoscopic surgery in the patient's body;
c) moving the medical device in a retracted state through the delivery tube and into the opening;
d) inserting the medical device in a deployed state into the opening, thereby occluding said opening;
e) removing the delivery tube from the patient's body; and
f) using the bulbous element to remove the medical device from the opening and the patient.

US Pat. No. 11,026,667

DEVICES AND METHODS FOR TREATING FISTULAE AND OTHER BODILY OPENINGS AND PASSAGEWAYS

Cook Biotech Incorporated...

1. A medical implant, comprising:an elongate implant body including a plurality of sheet segments, each sheet segment of the plurality of sheet segments having a top surface, a bottom surface and at least one side edge, the plurality of sheet segments being stacked with the top surface of a first sheet segment facing the bottom surface of an adjacent sheet segment;
wherein sheet segments of the plurality of sheet segments comprise a first plurality of sheet segments formed from a first sheet material and a second plurality of sheet segments formed from a second sheet material having a different material of construction than the first sheet material;
wherein the plurality of sheet segments includes successive sheet segments connected to one another;
wherein said successive sheet segments are provided by a unitary sheet structure folded back and forth upon itself in the elongate implant body;
wherein the elongate implant body is within sterile medical packaging with the plurality of sheet segments; and
wherein said successive sheet segments are connected to one another by at least one connecting portion having a maximum cross-sectional dimension that is less than a maximum cross-sectional dimension of said successive sheet segments.

US Pat. No. 11,026,666

ARTICULATED TOOL POSITIONER AND SYSTEM EMPLOYING SAME

Titan Medical Inc., Toro...

1. A surgical tool apparatus comprising:a tool holder defining a bore therethrough and a pair of radially oriented openings configured to support threaded fasteners projecting radially inward into the bore;
an articulated tool positioner having a central opening extending along a length thereof, wherein the tool positioner extends through the bore of the tool holder;
a coupler connected to the tool positioner, the coupler including first and second axially spaced apart cylinders sized to receive and to hold in the bore of the tool holder, whereby the coupler is held in the tool holder by the threaded fasteners projecting radially inward from the tool holder;
an end effector coupled to a distal end of the tool positioner;
a conduit received within the opening of the tool positioner and including a distal end coupled to the end effector; and
a control link extending through the conduit and the first and second axially spaced apart cylinders of the coupler, the control link having a distal end coupled to the end effector, the conduit and the control link each having a flexible portion at their respective distal ends to permit the tool positioner to move to position the end effector during a surgical operation, the control link being operable to actuate at least a first movement of the end effector, the conduit being operable to actuate a second movement of the end effector.

US Pat. No. 11,026,665

HANDHELD TISSUE SAMPLE EXTRACTION DEVICE

TeesuVac ApS, Kgs. Lyngb...

1. A handheld device (1) for extraction of tissue samples (27), comprising a needle arrangement (25) and control arrangement (2),said needle arrangement (25) comprising a cutting needle (4) and a sample extraction needle (3),
said needle arrangement (25) having a first end (28) for inserting into tissue (30), said cutting needle (4) comprising a cutting edge (23) for cutting said tissue sample (27) from said tissue (30),
said sample extraction needle (3) comprising a side opening (5) for receiving said tissue (30),
wherein said cutting needle (4) and said sample extraction needle (3) are adapted for moving relative to each other in a direction along a longitudinal axis (29) of the needle arrangement (25) from a first relative position to a second relative position,
wherein at least a part of said side opening (5) is exposed in said first relative position,
wherein said side opening (5) of said sample extraction needle (3) is covered in said second relative position, and
wherein said movement from said first relative position to said second relative position comprises an oscillatory rotation of said cutting needle (4) relative to said sample extraction needle (3) about the longitudinal axis (29) of the needle arrangement (25), where said oscillatory rotation comprises at least a first relative rotation and a second relative rotation in opposite rotational directions during said relative movement of the cutting needle (4) and sample extraction needle (3) along the longitudinal axis (29) of the needle arrangement; and
an oscillation control arrangement (11),
wherein the oscillation control arrangement (11) comprises a protruding ridge (20) that extends overall in a direction of the longitudinal axis (29) but also rotates around the longitudinal axis (29) back and forth along the direction of the longitudinal axis (29), and
wherein the oscillation control arrangement is configured such that when the oscillation control arrangement (11) moves in a direction along the longitudinal axis (29), the protruding ridge (20) moves through a slit formed by a first protrusion (21) and a second protrusion (22), such that, during this movement, the first and second protrusions (21), (22) force the oscillation control arrangement (11) to rotate about the longitudinal axis (29), thereby facilitating the oscillatory rotation of the cutting needle (4), when the oscillation control arrangement (11) moves in a direction along the longitudinal axis (29) of the needle arrangement (25) due to the cutting needle (4) being connected and fixated to the oscillation control arrangement (11).

US Pat. No. 11,026,664

ELECTROCHEMICAL DEVICE FOR VIRUS DETECTION AND TREATMENT

1. An apparatus comprising:a mount configured to fit in the mouth or nose of a person;
a potentiostat having two electrodes, a working electrode and a counter electrode;
a battery;
said working electrode having a first insulating layer; and
said counter electrode having a second insulating layer.

US Pat. No. 11,026,663

ULTRASOUND IMAGING APPARATUS AND METHODS

IMV IMAGING (UK) LTD, Be...

1. Ultrasound imaging apparatus comprising an ultrasound scanner and a separate ultrasound data processor:the ultrasound scanner comprising:
one or more ultrasound sources and receivers,
transmit circuitry configured to apply electrical signals to the ultrasound sources to transmit ultrasound pulses into a scan region,
receive circuitry configured to measure ultrasound echoes received at the ultrasound receivers from the scan region,
a beam processor configured to process the measured ultrasound echoes and output ultrasound frame data, the ultrasound frame data comprising measurements of ultrasound echoes from each of a series of scan positions in the scan region,
a data compressor configured to process ultrasound frame data output by the beam processor to generate compressed ultrasound frame data, and
a wireless transmitter configured to wirelessly transmit the compressed ultrasound frame data;
the ultrasound data processor comprising:
a wireless receiver configured to receive the compressed ultrasound frame data transmitted by the wireless transmitter,
a data decompressor configured to decompress compressed ultrasound frame data received by the wireless transmitter,
an image processor configured to process decompressed data output by the data decompressor to form ultrasound images of the scan region, and
a display interface wherein
the ultrasound frame data comprises ultrasound line data portions which specify the measured strength of ultrasound echoes received by one or more ultrasound receivers from a series of spaced apart positions along a line and the data compressor is configured to output compressed ultrasound frame data in which each individual ultrasound line is compressed separately.

US Pat. No. 11,026,662

ULTRASOUND TRANSMIT/RECEIVE FOR PULSE INVERSION

Siemens Medical Solutions...

1. A transmit and receive system for ultrasound pulse inversion, the transmit and receive circuit comprising:an ultrasound transducer element;
a unipolar transmitter connected with the ultrasound transducer element, the unipolar transmitter configured to generate transmit waveforms ending in a relatively high or low state;
a receiver connected with the ultrasound transducer element by first and second separate signal paths from the ultrasound transducer element; and
a controller configured to select between the first and second separate signal paths based on the unipolar transmitter ending in the relatively high or low state.

US Pat. No. 11,026,661

IMAGING APPARATUS FOR DIAGNOSIS AND PROGRAM

TERUMO KABUSHIKI KAISHA, ...

1. An imaging apparatus for diagnosis generating a first tomographic image and a second tomographic image inside a lumen of a measurement subject body, the apparatus comprising:a transmitter and receiver comprising a first transmitter and receiver and a second transmitter and receiver, the first transmitter and receiver configured to perform transmission and reception of an ultrasound signal when rotating in the lumen of the measurement subject body, and the second transmitter and receiver configured to perform transmission and reception of an optical signal when rotating in the lumen of the measurement body; and
a processor configured to:
receive an input by a user to generate both the first tomographic image and the second tomographic image or to generate only the first tomographic image, the first tomographic image generated using the ultrasound signal and the second tomographic image generated using the optical signal; and
execute a gain correction for changing a gain with respect to an ultrasound line data generated based on the ultrasound signal received by the first transmitter and receiver at a time of generating the first tomographic image based on the ultrasound line data, in accordance with the input by the user to generate both the first tomographic image and the second tomographic image or to generate only the first tomographic image.

US Pat. No. 11,026,660

DISPLACEMENT MEASUREMENT METHOD AND APPARATUS, AND ULTRASONIC DIAGNOSTIC APPARATUS

1. A displacement measurement apparatus comprising:at least one ultrasound sensor configured to transmit ultrasounds to an object in accordance with at least one drive signal, and detect ultrasound echo signals generated in the object to output echo signals;
a driving and processing unit configured to supply the at least one drive signal to the sensor, and process the echo signals outputted from the sensor to obtain ultrasound echo data;
a controller configured to control at least said driving and processing unit to yield an ultrasound echo data frame at each of plural different temporal phases based on the ultrasound echo data obtained by scanning the object using at least one ultrasound beam steered electrically and/or mechanically with at least one of (i) a single constant steering angle of 0°, (ii) a single constant non-zero steering angle, and (iii) a variable steering angle, over a three-dimensional or two-dimensional orthogonal coordinate system involving orthogonal axes in at least two of axial, lateral, and elevational directions, said ultrasound echo data frame representing a plurality of the ultrasound echo data at plural positions, said ultrasound echo data having at least one of axial, lateral, and elevational carrier frequencies and a phase generated by at least one of axial, lateral, and elevational modulations yielded based on the at least one ultrasound beam, said ultrasound echo data having one of local single octant spectra, local single quadrant spectra, and local single half-band-sided spectra in a frequency domain, and said ultrasound echo data being obtained by performing same beamforming, including at least partial spectra or corresponding complex signals, obtained by dividing or windowing one of single octant type spectra, single quadrant type spectra, and single half-band-sided type spectra in the frequency domain, and calculated with respect to the ultrasound echo data frame or at each position; and
a data processing unit configured to calculate a displacement at each position or distribution thereof in at least one of the axial, lateral, and elevational directions by implementing a predetermined displacement measurement method on the ultrasound echo data yielded at the plural different temporal phases with respect to the at least one of the axial, lateral, and elevational carrier frequencies and the phase, or the one of the local single octant spectra, the local single quadrant spectra, and the local single half-band-sided spectra.

US Pat. No. 11,026,659

ULTRASOUND DIAGNOSIS APPARATUS

CANON MEDICAL SYSTEMS COR...

1. An ultrasound diagnosis apparatus comprising:processing circuitry configured to:
perform a beam-forming processing to output an ultrasound received signal to be used to generate ultrasound image data;
obtain in accordance with a change in a spatial frequency of the ultrasound image data subject to an imaging processing, an upper limit frequency of the ultrasound received signal, a lower limit frequency of the ultrasound received signal, and a peak frequency of the ultrasound received signal, wherein the peak frequency has n-th highest intensity for n-th harmonic frequency, as a group of parameters, the group of parameters being related to a frequency characteristic of an imaging received signal that is output as the ultrasound received signal;
change a frequency of a reference signal to be used in a quadrature demodulation processing performed on the imaging received signal and a bandwidth of a passband, on a basis of the upper limit frequency, the lower limit frequency, and the peak frequency, and
perform, on a basis of the changed frequency and the changed bandwidth, the quadrature demodulation processing and a decimation processing, wherein the processing circuitry is further configured to:
judge, when a center of the passband matches the peak frequency, whether the upper end of the passband is higher than the upper limit frequency, or whether the lower end of the passband is lower than the lower limit frequency;
in a case the upper end of the passband is higher than the upper limit frequency or the lower end of the passband is lower than the lower limit frequency, change the bandwidth of the passband so as not to exceed the upper limit frequency or the lower limit frequency;
determine a center frequency of the passband having the bandwidth changed, as the changed frequency of the reference signal, and;
perform, on a basis of the changed frequency and the changed bandwidth, the quadrature demodulation processing.

US Pat. No. 11,026,658

DEVICE FOR POSITIONING A MARKER IN A 3D ULTRASONIC IMAGE VOLUME

KONINKLIJKE PHILIPS N.V.,...

1. A device for positioning a marker in a 3D ultrasonic image volume, comprising:a processor: and
a display unit,
wherein the processor is configured to provide a 3D ultrasonic image volume showing an object,
wherein the processor is configured to position a marker in the 3D ultrasonic image volume,
wherein the display unit is configured to display the 3D ultrasonic image volume and the marker in a first 3D imaging view in a first imaging plane and in a second 3D imaging view in a second, different imaging plane,
wherein the positioning of the marker is limited to be on a projection line,
wherein the first and the second 3D imaging views are rotated relative to each other, so that the projection line has a first angle relative to the first imaging plane and a second, different angle relative to the second imaging plane, and
wherein the processor is configured to crop a volume of the second 3D imaging view to cut out an element covering the projection line.

US Pat. No. 11,026,657

ULTRASOUND DIAGNOSIS APPARATUS AND METHOD OF OPERATING THE SAME

SAMSUNG MEDISON CO., LTD....

1. An ultrasound diagnosis apparatus comprising:at least one wired ultrasound probe connected via wire to the ultrasound diagnosis apparatus;
at least one wireless ultrasound probe connected to the ultrasound diagnosis apparatus by using wireless communication;
a wireless communicator configured to receive a pairing reception signal from the at least one wireless ultrasound probe to thereby be connected with the at least one wireless ultrasound probe by using a wireless communication method;
a probe switching assembly configured to select a wired ultrasound probe from among the at least one wired ultrasound probe by connecting a signal transmission line to the wired ultrasound probe; and
a controller configured to:
control the wireless communicator to transmit and receive a beamforming control signal and ultrasound image data to and from each of the at least one wireless ultrasound probe,
detect an ultrasound probe being selected by a user to examine an object, from among the at least one wired ultrasound probe and the at least one wireless ultrasound probe, and
activate the detected ultrasound probe,
wherein the controller is further configured to control the probe switching assembly to select a wired ultrasound probe from among the at least one wired ultrasound probe, and activate the selected wired ultrasound probe, and
wherein the controller is further configured to deactivate an operation of the probe switching assembly when the ultrasound probe detected as being selected by the user is a wireless ultrasound probe from among the at least one wireless ultrasound probe.

US Pat. No. 11,026,656

ULTRASOUND DATA VISUALIZATION APPARATUS

KONINKLIJKE PHILIPS N.V.,...

18. A non-transitory computer-readable medium comprising computer instructions for visualizing ultrasound data showing an object during an interventional procedure that includes an object-influence phase during which the object is influenced at a location on the object by applying energy to the object by using an energy application element, a pre-object-influence phase preceding the object-influence phase in time and a post-object-influence phase after the object-influence phase in time, wherein the instructions, when executed by a computer, configure the computer to perform the following steps:providing a temporally dependent ultrasound image of the object by an ultrasound image providing unit;
automatically identifying and extracting a constant reference M-mode image of the object based on a part of the temporally dependent ultrasound image, wherein the constant reference M-mode image corresponds to a reference time interval in a prior phase of the interventional procedure which precedes a current phase of the interventional procedure;
determining and updating a current M-mode image of the object based on a part of the temporally dependent ultrasound image, which corresponds to a current time interval in the current phase, wherein the current time interval is less than the duration of the current phase, wherein said updating comprises updating the current M-mode image in wrapping fashion, comprising:
adding newly acquired A-lines to the current M-mode image until the current M-mode image includes a maximum number of A-lines, and
in response to the current M-mode image being updated to include the maximum number of A-lines, replace previously acquired A-lines of the current M-mode image, and not the reference image, with newly acquired replacement A-lines; and
simultaneously displaying on a display, (i) the constant reference M-mode image and (ii) the current M-mode image while said updating in the wrapping fashion.

US Pat. No. 11,026,655

ULTRASOUND DIAGNOSTIC APPARATUS AND METHOD OF GENERATING B-FLOW ULTRASOUND IMAGE WITH SINGLE TRANSMISSION AND RECEPTION EVENT

SAMSUNG ELECTRONICS CO., ...

1. A method of generating an ultrasound image, the method comprising:(a) transmitting an ultrasound signal to two or more of scan lines in an object, in a single transmission event;
(b) in response to the single transmission event, receiving, at one receiver channel, two or more echo signals respectively corresponding to the two or more of scan lines;
generating at least three echo signal groups by repeatedly performing steps (a) and (b), each of the at least three echo signal groups being formed to include the two or more echo signals received from the two or more of scan lines as a result of a single execution of each of the steps (a) and (b) with respect to the two or more of scan lines in the object; and
generating a B-flow image by partially overlapping the at least three echo signal groups, the B-flow image representing a tissue component and a blood flow component,
wherein the generating the at least three echo signal groups further comprises:
generating first echo signal groups comprising ith through Nth echo signal groups, and
generating second echo signal groups comprising ith+M through Nth+M echo signal groups using the ith+M through Nth echo signal groups of the first echo signal groups,
wherein the generating the B-flow image further comprises:
generating a first frame by using the ith through Nth echo signal groups of the first echo signal groups, and
generating a second frame by using the ith+M through Nth+M echo signal groups of the second echo signal groups,
wherein i is equal to 1, N is a natural number greater than or equal to 3, and M is a natural number equal to at least 1 and is less than N, and
wherein the generating the B-flow image further comprises,
extracting B-flow data from the two or more echo signals,
performing decoding filtering on the B-flow data extracted from the two or more echo signals for each of the two or more of scan lines, and
generating frames that constitute the B-flow image by using the B-flow data on which the decoding filtering has been performed, the first frame and the second frame being included in the frames.

US Pat. No. 11,026,654

ELECTRONIC STETHOSCOPE WITH ACCESSORIES

Star Luminal LLC, San An...

1. An apparatus comprising:a light;
a lens positioned over the light;
a switch to turn the light on or off;
a clipping mechanism configured to removably attach the apparatus to a bell portion of a stethoscope; and
at least one capacitive touch sensor configured to adjust a brightness of the light in response to sensing a finger of a user,
wherein:
the switch is accessible to a user while the apparatus is attached to the bell portion with the clipping mechanism,
the apparatus is configured not to block any portion of a diaphragm of the stethoscope while the apparatus is attached to the bell portion with the clipping mechanism,
the apparatus is configured to enter a sleep mode that consumes less power than a normal operating mode upon a determination that the at least one capacitive touch sensor has not sensed a presence of the finger of the user within a predetermined amount of time, and
the at least one capacitive touch sensor is proximate to the lens, such that the at least one capacitive touch sensor is configured to sense a presence of the finger of the user through the lens.

US Pat. No. 11,026,653

METHOD AND APPARATUS FOR CALIBRATING AN X-RAY SYSTEM

Fraunhofer-Gesellschaft z...

1. A method for an X-ray-based calibration and adjustment of axis systems by means of an X-ray system comprising a radiation source and a radiation detector, comprising:establishing a kinematic model of the X-ray system with all the kinematic relations for a first position on the movement trajectory and describing the same using a first set of kinematic parameters and using parameters to be calibrated, wherein the first set of kinematic parameters and the parameters to be calibrated define a first equation of a system of equations;
setting the starting values for the parameters to be calibrated; and
calibrating comprising:
establishing an X-ray projection of a calibration body for the first position on the movement trajectory in order to acquire a first measuring result for at least one feature of the calibration body; and
comparing the first measuring result to a respective reference in order to determine an error measure; and
solving the system of equations in order to determine the parameters to be calibrated;
wherein the X-ray system comprises at least one robot or multi-element robot; wherein the robot or multi-element robot moves the radiation source, an object or the detector such that the radiation source, the object and/or the radiation detector are movable in dependence on machine parameters for driving the robot; and
wherein the kinematic parameters of the set of kinematic parameters describe the kinematic model of the entire system comprising at least the robot or multi-element robot,
wherein the kinematic parameters comprise non-variable kinematic parameters comprising a leg length of a component of the robot or multi-element robot, and variable kinematic parameters comprising the machine parameters which describe the movement or position of the respective joint of the robot or multi-element robot.

US Pat. No. 11,026,652

METHOD AND SYSTEM FOR PROVIDING A DOSE REFERENCE VALUE FOR A PATIENT

SIEMENS HEALTHCARE GMBH, ...

1. A computer-implemented method for providing a dose reference value representing a dose to be received by a patient, comprising:determining a body parameter value for at least one body parameter of a patient;
determining an adjustment factor representing an amount by which to adjust a final deliverable dose to be received by a patient based at least on the body parameter value determined, for the at least one body parameter of the patient;
determining a base dose reference value; and
providing an adjusted dose reference value for the patient based on the base dose reference value adjusted using the adjustment factor determined.

US Pat. No. 11,026,651

RADIOGRAPHING CONTROL APPARATUS, RADIOGRAPHIC IMAGING APPARATUS AND RADIOGRAPHIC IMAGING SYSTEM

KONICA MINOLTA, INC., To...

1. A radiographic imaging apparatus, comprising a hardware processor which is exposed to a radiation from an external irradiating apparatus through a subject to generate image data of the subject,calculates a total dose required to obtain a diagnostic image data to be used for diagnosis based on pre-exposure image data which is generated by performing a pre-exposure to the subject at a pre-exposure dose of less than a dose of a subsequent main exposure,
outputs a main exposure dose based on the calculated total dose to the external irradiating apparatus and setting an exposure dose of the own radiographic imaging apparatus to the main exposure dose, and
generates main exposure image data by performing the main exposure to the subject at the main exposure dose, and combines the main exposure image data with the pre-exposure image data to generate the diagnostic image data.

US Pat. No. 11,026,650

METHODS, SYSTEMS, APPARATUSES, AND COMPUTER PROGRAM PRODUCTS FOR AUTOMATICALLY DETERMINING EXPOSURE TIME FOR AN INTRAORAL IMAGE

DENTSPLY SIRONA Inc., Yo...

1. A method for automatically determining a required exposure time for an intraoral x-ray projection image, the method comprising:acquiring a low dose pilot projection image of an object to be imaged;
performing a sanity check to ensure that a usable exposure is attainable;
estimating a remaining required exposure time for obtaining one or more additional projection images, the estimating including determining that one or more final images will not be saturated by computing an estimated saturation exposure time required for saturation of an x-ray detector, and comparing said estimated saturation exposure time required for saturation with at least one of an estimated optimal exposure time and a maximum possible exposure time and
responsive to determining that the one or more final images will not be saturated, obtaining the one or more additional projection images for one or more final images using the estimated remaining required exposure time such that a dose delivered to the x-ray detector is influenced by patient specific dental anatomy.

US Pat. No. 11,026,649

METHOD AND SYSTEM FOR DETERMINING TUMOR BURDEN IN MEDICAL IMAGES

SIEMENS MEDICAL SOLUTIONS...

1. A method of determining a system-based tumor burden in a medical image, the method comprising:obtaining the medical image from a source through an interface;
identifying a first region of interest in the medical image, wherein the first region of interest comprises one or more anatomical ranges of a body of a patient, the one or more anatomical ranges comprising a head and neck, a thorax, an abdomen, a pelvis, lower limbs of the patient, or a combination thereof;
selecting from the first region of interest a second region of interest whose tumor burden is to be determined, wherein the second region of interest comprises at least one organ, at least one anatomical range, or a combination thereof from the first region of interest, and wherein the second region of interest is defined based on a physiological relationship and/or a pathophysiological relationship between organs, between anatomical ranges, between at least one organ and at least one anatomical range, or a combination thereof,
defining a segmentation criterion for the second region of interest; and
determining the tumor burden for the second region of interest.

US Pat. No. 11,026,648

VOLUME PRESENTATION FOR PLANNING A LOCATION OF AN INJECTION POINT

KONINKLIJKE PHILIPS N.V.,...

1. An image processing system for planning a location of at least one injection point for a medical procedure, the image processing system comprising:a data receiving module configured to receive at least one volume of imaging data for a region of interest;
first and second rendering modules configured to render the at least one volume of imaging data;
a processing module configured to obtain at least one virtual injection point indicating a location in a network of blood vessels for an injection;
wherein the second rendering module renders imaging data at a higher level of detail than the first rendering module;
wherein the processing module is configured to control the first and second rendering modules to construct a combined volume presentation including a first volume region rendered by the first rendering module and a second volume region based on imaging data at the higher level of detail rendered by the second rendering module, and
wherein the processing module is configured to designate the first and second volume regions based on the at least one virtual injection point.

US Pat. No. 11,026,647

SIMULTANEOUS MULTI-AXES IMAGING APPARATUS AND METHOD OF USE THEREOF

1. A method for imaging a tumor of a patient using positively charged particles and X-rays, comprising the steps of:rotating elements of an X-ray imaging system, configured to deliver the X-rays, around both a first rotation axis and the patient;
imaging the patient using the X-rays from said X-ray imaging system;
passing the positively charged particles through an exit port of a nozzle system, said nozzle system connected to a synchrotron via a first beam transport line, the positively charged particles passing into the patient from the exit port along a z-axis and at least one of: (1) treating the tumor with the positively charged particles and (2) imaging the patient with residual charged particles comprising the positively charged particles after transmitting through the patient;
disconnecting said nozzle system from said first beam transport line;
moving said nozzle system; and
after said step of moving, connecting said nozzle system to a second beam line to direct the positively charged particles toward the patient at a different relative angle.

US Pat. No. 11,026,646

SYSTEMS AND METHODS FOR DIGITAL X-RAY IMAGING

Illinois Tool Works Inc.,...

1. A portable X-ray scanner, comprising:a digital X-ray detector, comprising:
a scintillation screen;
a reflector configured to reflect light generated by the scintillation screen, wherein the reflector and the scintillation screen are arranged at substantially a 30 degree angle; and
a digital imaging sensor configured to generate digital images of the light reflected by the reflector, wherein a thickness of the digital X-ray detector is less than 2.5 inches;
an X-ray tube configured to output X-ray radiation toward the scintillation screen;
a frame configured to hold the X-ray detector and the X-ray tube;
a handle couple to the frame and configured to enable a single user to position the X-ray detector and the X-ray tube while carrying the frame during output of the X-ray radiation; and
a trigger coupled to the frame on a same side of the frame as the X-ray tube and configured to enable the user carrying the frame to control output of the X-ray radiation.

US Pat. No. 11,026,645

RADIOGRAPHY BACKSCATTER SHIELDS AND X-RAY IMAGING SYSTEMS INCLUDING BACKSCATTER SHIELDS

Illinois Tool Works Inc.,...

1. A portable X-ray scanner, comprising:an X-ray detector configured to generate images based on incident X-ray radiation;
an X-ray tube configured to output X-ray radiation directed toward the X-ray detector; and
a frame configured to:
hold the X-ray detector;
hold the X-ray tube such that the X-ray tube directs the X-ray radiation to the X-ray detector;
enable a single user to position the X-ray detector and the X-ray tube while carrying the frame during output of the X-ray radiation; and
enable attachment of a Compton scatter shielding device to the frame; and
a switch configured to detect attachment of the shielding device to the frame and enable activation of the X-ray tube in response to detecting the attachment of the shielding device.

US Pat. No. 11,026,644

SYSTEM AND METHOD FOR NAVIGATING WITHIN THE LUNG

COVIDIEN LP, Mansfield, ...

1. A method for navigating to a target through a patient's bronchial tree, the method comprising:loading a navigation plan;
receiving position information from a location sensor coupled to a probe insertable into a working channel of a bronchoscope and configured to be navigated through the patient's bronchial tree;
generating a central navigation view including a plurality of views for navigating the bronchoscope through central airways of the patient's bronchial tree toward the target based at least in part on the position information received from the location sensor;
generating a peripheral navigation view including a plurality of views for navigating the probe through peripheral airways of the patient's bronchial tree to the target based at least in part on the position information received from the location sensor;
generating a target alignment view including a plurality of views for aligning a distal tip of the probe with the target based at least in part on the position information received from the location sensor; and
displaying the central navigation view, the peripheral navigation view, or the target alignment view, wherein at least one of the central navigation view, the peripheral navigation view, or the target alignment view includes a local view including:
a display of a 2D slice from a plurality of 2D slices of a 3D volume, the 2D slice displayed horizontally within a 3D window and selected from the plurality of 2D slices based on a current orientation of a longitudinal axis of the probe and the position information received from the location sensor, a position of the 2D slice within the 3D window changing based on a change in the position information received from the location sensor;
a virtual representation of the probe overlaid onto the 2D slice in the 3D window, the virtual representation of the probe being fixed relative to the 3D window as the display of the 2D slice changes;
a 3D representation of the target displayed relative to the 2D slice in the 3D window, the 3D representation of the target including an upper portion of the target located above the 2D slice within the 3D window and a lower portion of the target located below the 2D slice within the 3D window; and
a watermark displayed against the 3D representation of the target in the 3D window.

US Pat. No. 11,026,643

INTERFEROMETER GRATING SUPPORT FOR GRATING-BASED X-RAY IMAGING AND/OR A SUPPORT BRACKET THEREFOR

KONINKLIJKE PHILIPS N.V.,...

1. An interferometer grating support of an imaging system configured for grating-based x-ray imaging, comprising:at least two elongate supports separated from each other by a non-zero distance, wherein the at least two elongate supports have a first end and a second end;
a first arc shaped grating affixed to the first end of the at least two elongate supports; and
a second arc shaped grating affixed to the second end of the at least two elongate supports;
wherein the first arc shaped grating includes a source grating of an interferometer and the second arc shaped grating includes a phase or absorber grating of the interferometer.

US Pat. No. 11,026,642

APPARATUSES AND A METHOD FOR ARTIFACT REDUCTION IN MEDICAL IMAGES USING A NEURAL NETWORK

Canon Medical Systems Cor...

1. An apparatus, comprising:processing circuitry configured to train a neural network by
obtaining a pair of reconstructed computed tomography (CT) images including an artifact-exhibiting image and an artifact-minimized image, the artifact-exhibiting image having a greater degree of artifacts than the artifact-minimized image, including
obtaining the artifact-minimized image by reconstructing the artifact-minimized image from first projection data, the first projection data being radiation data obtained using an X-ray beam that is less than a predefined angle threshold, and
simulating the artifact-exhibiting image from the artifact-minimized image, including forward projecting, using a CT scan configuration with the X-ray beam that is greater than the predefined angle threshold, the artifact-minimized image to generate second projection data from which the artifact-exhibiting image is generated;
forming a training dataset including the pair of reconstructed CT images;
applying the artifact-exhibiting image to the neural network to generate an output image having reduced artifacts with respect to the artifact-exhibiting image, the neural network including neuronal nodes connected by connections having weighting coefficients;
calculating a cost function representing a difference or disagreement between the output image and the artifact-minimized data;
updating the weighting coefficients in the neural network to optimize the cost function; and
stopping, upon satisfying a predefined stopping criteria, the updating of the weighting coefficients, so that the neural network is then a trained neural.

US Pat. No. 11,026,641

SYSTEM AND METHOD FOR TOMOGRAPHY-BASED RADIOMIC MASS ANALYSIS

Mayo Foundation for Medic...

1. A method for generating an imaging report indicating an indeterminate nodule in a subject's lung as malignant or benign by performing a quantitative analysis on a computed tomography (CT) image of the subject, the method comprising:(a) identifying, using a computer system, a region of interest in the CT image that includes the indeterminate lung nodule;
(b) segmenting, using the computer system, the image to delimit at least a portion of the region of interest into segments;
(c) tagging, using the computer system, at least a portion of the image segments based on at least one initial radiomic parameter value;
(d) determining, using the computer system, a metric indicative of a nodule texture distribution or nodule surface distribution in the region of interest by comparing the tagged image segments having the at least one initial radiomic parameter value to a candidate image segment using a similarity metric, and performing multi-dimensional scaling (MDS) to project pairwise similarities between the tagged image segments and the candidate image segment to generate the metric indicative of the nodule texture distribution or the nodule surface distribution in the region of interest;
(e) extracting, using the computer system, a set of radiomic parameters indicative of the indeterminate lung nodule, wherein the set of radiomic parameters include one or more nodule location parameter, one or more nodule shape parameter, one or more nodule surface characteristic parameter, and the metric indicative of the nodule texture distribution or nodule surface distribution; and
(f) generating, using the computer system, a report classifying the indeterminate lung nodule as being malignant or benign based on the set of radiomic parameters.

US Pat. No. 11,026,640

SYSTEMS AND METHODS FOR DYNAMICALLY AND INTELLIGENTLY MONITORING A HOST'S GLYCEMIC CONDITION AFTER AN ALERT IS TRIGGERED

DexCom, Inc., San Diego,...

1. A method of activating a glycemic indicator based on continuous glucose sensor data, the method comprising:evaluating sensor data to determine whether a first real time glucose value meets one or more user settable first criteria;
evaluating sensor data to determine whether a second real time glucose value meets one or more non user settable second criteria;
activating a glycemic indicator if one of the one or more user settable first criteria is met or if one of the one or more non user settable second criteria is met; and
providing an output based on the activated glycemic indicator.

US Pat. No. 11,026,639

DEVICE FOR VISUALIZING AN INTERNAL ORGAN OF A PATIENT AND ASSOCIATED VISUALIZATION METHOD

KOELIS, Meylan (FR)

1. A device for visualizing an internal organ of a patient, comprising a computer and a screen connected to the computer in order to display at least one image of the internal organ, wherein the computer is configured:to determine, from at least one medical examination previously carried out on the internal organ, at least one confidence zone and/or at least one affected zone, at least partially encompassing one or more portions of the internal organ where samples have been taken and/or at least partially encompassing one or more zones previously identified as suspect during a medical imaging procedure, the determination being based on:
a statistical approach to the presence of healthy or diseased tissues around a portion of the internal organ where at least one sample has been taken and/or around a zone previously identified as suspect during the medical imaging procedure;
and/or on an analysis of the samples taken:
to display, on the screen, the image of the internal organ supplemented with the confidence zone and/or the affected zone.

US Pat. No. 11,026,638

SYSTEMS AND METHODS FOR SELECTING, ACTIVATING, OR SELECTING AND ACTIVATING TRANSDUCERS

KARDIUM INC., Burnaby (C...

1. A graphical path display device system comprising:a data processing device system;
an input-output device system communicatively connected to the data processing device system; and
a memory device system communicatively connected to the data processing device system and storing a program executable by the data processing device system, the program comprising:
input-processing instructions configured to:
cause reception of first user input via the input-output device system and, in response to receiving the first user input, place a first user input element in an activated state;
cause reception of motion-based user input via the input-output device system; and
cause reception of second user input via the input-output device system and, in response to receiving the second user input, place the first user input element in a deactivated state;
path definition instructions configured to cause definition of a graphical path including a plurality of graphical-path-elements, the path definition instructions configured to cause initiation of the definition of the graphical path in response to receiving the first user input, to cause generation of the graphical path according to a path traced by the motion-based user input, and to cause conclusion of the definition of the graphical path in response to receiving the second user input, each of the respective graphical-path-elements associated with a respective display region including at least a portion of the respective graphical-path-element, but the respective graphical-path-element not occupying all of the respective display region, and the path definition instructions configured to cause the graphical path to be generated to identify the plurality of graphical-path-elements as those whose display regions have been passed through by at least some of the path traced by the motion-based user input even in a state in which the motion-based user input does not pass through any part of at least one graphical-path-element of the identified plurality of graphical-path elements; and
display instructions configured to cause display, via the input-output device system, of a graphical representation of the graphical path including the identified plurality of graphical-path-elements.

US Pat. No. 11,026,637

SYSTEMS AND METHODS FOR SELECTING, ACTIVATING, OR SELECTING AND ACTIVATING TRANSDUCERS

KARDIUM INC., Burnaby (C...

1. A transducer activation system comprising:a data processing device system;
an input-output device system communicatively connected to the data processing device system; and
a memory device system communicatively connected to the data processing device system and storing a program executable by the data processing device system, the program comprising:
first display instructions configured to cause display, via the input-output device system, of a plurality of transducer graphical elements, each transducer graphical element of the plurality of transducer graphical elements corresponding to at least part of a respective transducer of a plurality of transducers of a transducer-based device, each respective transducer graphical element of the plurality of transducer graphical elements displayed within a respective display region of a plurality of display regions that encompasses the respective transducer graphical element, and a first transducer graphical element of the plurality of transducer graphical elements located within a first display region of the plurality of display regions, the first transducer graphical element corresponding to a first transducer of the plurality of transducers;
first input-processing instructions configured to cause reception of user input via the input-output device system, the user input associated with a first display-screen-location;
determination instructions configured to cause a determination that the first display-screen-location associated with the user input is within the first display region, at least in a state in which the first display-screen-location is not within the first transducer graphical element; and
activation instructions configured to cause, at least in response to the determination, activation of the first transducer.

US Pat. No. 11,026,636

METHOD FOR GENERATING A MEDICAL DATA SET OF A MOVING BODY PART

Siemens Healthcare GmbH, ...

1. A method for generating a magnetic resonance image of a moving body part that is undergoing a movement cycle, the method comprising:receiving a raw data signal acquired by a magnetic resonance receiver coil arrangement;
separating a magnetic resonance signal and a movement signal from the raw data signal, wherein the movement signal is derived from, describes, or is derived from and describes a mechanical activity of the moving body part within the movement cycle, wherein the movement signal is a cardiac component of a Pilot Tone signal;
automatically assigning at least two physiological phases of the moving body part to the movement signal, wherein the automatic assignment does not introduce a delay between the movement signal and the magnetic resonance signal; and
automatically determining, setting, or determining and setting one or more time points for triggering an acquisition of the magnetic resonance signal, for processing of an acquired magnetic resonance signal, or for triggering the acquisition of the magnetic resonance signal and for processing of the acquired magnetic resonance signal;
generating the magnetic resonance image using the one or more time points and the acquired magnetic resonance signal, the processed acquired magnetic resonance signal, or the acquired magnetic resonance signal and the processed acquired magnetic resonance signal.

US Pat. No. 11,026,635

SYSTEMS AND METHODS FOR HAIR LOSS MANAGEMENT

Restoration Robotics, Inc...

1. A computer-implemented method for determining when to undergo a hair transplantation, the method comprising:determining a hair loss value associated with a body surface based on identified regions, the regions comprising one or more potential donor areas and one or more potential recipient areas;
automatically analyzing, using computer image processing, proportions of classes of follicular units within the one or more potential donor areas and the one or more potential recipient areas, wherein automatically analyzing, using computer image processing, proportions of classes of follicular units comprises classifying follicular units based on the number of hairs or hair follicles in a follicular unit; and
automatically, via a processor, determining when a hair transplantation procedure is recommended based, at least in part, on the determined hair loss value and the results of automatically analyzing proportions of classes.

US Pat. No. 11,026,634

IMAGE-BASED SYSTEM AND METHOD FOR PREDICTING PHYSIOLOGICAL PARAMETERS

1. A system for predicting physiological parameter of a person based on a facial image thereof, comprising:an image processor, electrically coupled with a network, configured to:
receive from a digital device an image including facial and upper body features of a person;
process the image to generate a frontal facial image;
provide the frontal facial image, comprising the facial and upper body features, to a trained neural network model configured to predict weight and height of the person based on the facial and upper body features;
receive predicted weight and height of the person from the neural network model;
determine body mass index value associated with the person; and
provide for display the determined body mass index value; and wherein
the trained neural network model is a regression deep learning convolutional neural network model.

US Pat. No. 11,026,633

METHOD FOR DETECTING MOTION ARTIFACT USING WAVELET TRANSFORM

UNIVERSITY OF ULSAN FOUND...

1. A motion artifact detecting method using wavelet transform, comprising:measuring a Photoplethysmography (PPG) signal through a multichannel;
generating a signal obtained by removing a radio noise from the measured PPG signal;
setting a reference signal from the signal from which the radio noise is removed, the reference signal being set at a first period after a predetermined time elapses;
selecting a base signal based on the set reference signal and a plurality of base functions which can be wavelet-transformed;
performing wavelet transform using the base signal; and
detecting and removing a motion artifact using the wavelet-transformed value,
the detecting a motion artifact further comprising,
detecting a signal period when a heartbeat is activated;
determining whether the signal period is shorter than a criterion period preset based on a change of peak to peak interval (PPI);
if the signal period is shorter than the criterion period, determining that the motion artifact is included; and
if the signal period is not shorter than the criterion period, determining that the motion artifact is included when a value obtained by adding powers for respective periods of a predetermined frequency band is a predetermined multiple or higher of a power of the reference signal.

US Pat. No. 11,026,632

DETERMINING RESPIRATORY RATE VIA IMPEDANCE PNEUMOGRAPHY

Vital Connect, Inc., San...

1. A method for continuous monitoring of a respiratory rate of a user using a wearable sensor device, wherein the wearable sensor device comprises a memory, a processing unit coupled to the memory and executing instructions stored therein, an analog-to-digital converter coupled to the memory, a transmitter coupled to the memory and first and second electrodes coupled to the analog-to-digital converter and the method comprising:measuring a differential voltage across the first and second electrodes of the wearable sensor device coupled to the user, wherein a voltage signal of known impedance is used as an input signal;
sampling the measured differential voltage using the analog-to-digital converter to produce an output signal; and
detecting a breath of the user, wherein detecting the breath comprises:
determining a local maximum using the output signal,
determining transitioning of the samples from below a midpoint value to above the midpoint value using the output signal, when the local maximum of the output signal is above a midpoint between maximum value of previous breath and minimum value of previous breath, wherein a positive voltage transition through the midpoint indicates the breath of the user, and
comparing the local maximum with a predetermined threshold when the local maximum of the output signal is below the midpoint between the previous breath's maximum and minimum value, wherein the local maximum above the predetermined threshold indicates the breath of the user;
wherein the breath of the user is utilized to determine the respiratory rate of the user, which is transmitted to another user or device by the transmitter.

US Pat. No. 11,026,631

METHODS AND SYSTEMS FOR AUTOMATICALLY IDENTIFYING DETECTION PARAMETERS FOR AN IMPLANTABLE MEDICAL DEVICE

NeuroPace, Inc., Mountai...

1. A method of deriving a parameter set which can be used to program a detection tool in an implantable medical device, the method comprising:translating, with a computer, characteristics present in a graphical representation of a physiological signal into an initial set of operating parameters of a detection tool for detecting similar characteristics when they occur in physiological signals sensed from a patient, wherein translating comprises:
analyzing the characteristics present in at least one region of interest in the graphical representation to determine from among a plurality of different activity types, a determined activity type with which to characterize the at least one region of interest, the plurality of different activity types comprising rhythmic activity, spiking activity, and a change in power of the physiological signal compared to a predetermined norm,
automatically selecting a type of detection tool based on the determined activity type, and
further analyzing the at least one region of interest to automatically derive an initial set of operating parameters for the selected type of detection tool;
simulating, with a computer, a physiological activity that the detection tool operating with the initial set of operating parameters of the detection tool would detect;
adjusting, with a computer, one or more values of the parameters in the initial set to modify a sensitivity of the detection tool so that it detects more or less of desired ones of the characteristics; and
generating, with a computer, a final set of operating parameters of the detection tool based on the adjusting.

US Pat. No. 11,026,630

CONNECTOR INTERFACE FOR ECG-BASED CATHETER POSITIONING SYSTEM

C. R. Bard, Inc., Frankl...

1. A connector interface designed to connect components of a catheter placement system to a location sensor of the catheter placement system, the connector interface comprising:a console connection interface designed for mating with a console port of the location sensor;
an electrocardiogram (ECG) connection interface plug designed for mating with an ECG port receptacle of the location sensor; and
a stylet connection interface designed for mating with a stylet connector recess of the location sensor,
wherein the connector interface enables simultaneous mating of the console connection interface, the ECG connection interface plug, and the stylet connection interface to the location sensor.

US Pat. No. 11,026,629

BIOLOGICAL INFORMATION DETECTION DEVICE

TERUMO KABUSHIKI KAISHA, ...

1. A biological information detection device comprising:a needle body configured to pierce the living body;
a sensor that has an elongated shape and that includes:
a proximal end portion that is movable in a direction different from an extending direction of the needle body, and
a distal end portion that is insertable into the living body by moving along the needle body after the needle body has pierced the living body, and that is configured to indwell inside the living body,
wherein the sensor is configured to detect biological information using the distal end portion;
an end member that is fixed to the proximal end portion of the sensor and that has a first cylindrical outer peripheral surface, wherein the end member is configured to pass a signal obtained from the sensor therethrough, the signal containing information indicative of a concentration of an analyte to be detected;
a base member that is affixable to a surface of the living body;
an end member guide path that is located in the base member and that has a cylindrical inner peripheral surface, wherein the end member guide path is configured to accommodate and guide the end member; and
a detector configured to receive the signal from the end member, and to detect the concentration of the analyte to be detected based on the received signal, wherein the detector is attachable to and detachable from the base member and comprises:
an insertion tube portion having a second cylindrical outer peripheral surface, the insertion tube portion being insertable into the end member guide path, and
an operation portion that is integrally rotatable with the insertion tube portion,
wherein the end member is configured to rotate as the end member is pushed and moved by the detector, and
wherein the distal end portion of the sensor is configured to move along the needle body as the end member is pushed and moved by the detector,
wherein the inner peripheral surface of the end member guide path and the second cylindrical outer peripheral surface of the insertion tube portion are connectable via a screw portion that is configured to move the insertion tube portion in a depth direction of the end member guide path in accordance with a rotational operation of the operation portion, and
wherein a distal end surface of the insertion tube portion and a proximal end surface of the end member are connectable via a fitting portion that inhibits mutual rotation.

US Pat. No. 11,026,628

SYSTEMS AND METHODS OF SPATIAL FILTERING FOR MEASURING ELECTRICAL SIGNALS

Apple Inc., Cupertino, C...

1. A device comprising:multiple measurement electrodes configured to contact multiple areas of a skin surface and to measure a plurality of signals, each measurement electrode being independently measurable and configured to measure a signal of the plurality of signals of a user; and
a controller configured to:
receive the plurality of signals,
compare each signal of the plurality of signals to a noise threshold derived from the plurality of signals from the multiple measurement electrodes,
reject or apply a first weighting factor to each signal having a level greater than or equal to the noise threshold,
perform one or more of accepting and applying a second weighting factor to each signal having a level less than the noise threshold, and
determine one or more physiological parameters from at least one or both of the accepted signals and the signals with the applied second weighting factor.

US Pat. No. 11,026,627

SURGICAL INSTRUMENTS FOR DETERMINING A LOCATION OF A NERVE DURING A PROCEDURE

Cadwell Laboratories, Inc...

1. A neuromonitoring system configured to determine a location of a nerve, comprising:a nerve stimulator configured to generate and deliver test stimulus signals to a plurality of stimulating electrodes;
a muscle response detector configured to detect nerve response signals, wherein each of the nerve response signals corresponds to one of the test stimulus signals delivered to one of the plurality of stimulating electrodes and wherein at least one of the plurality of stimulating electrodes is positioned on a surgical instrument adapted to be inserted into a human body;
at least one processor in data communication with the nerve stimulator and the muscle response detector, wherein the at least one processor is configured to process the test stimulus signals and nerve response signals to determine at least one of a direction from the surgical instrument to the nerve or a distance from the surgical instrument to the nerve and wherein the at least one processor is configured to process the test stimulus signals and nerve response signals to determine a current for a nerve in a vicinity of the surgical instrument; and
a display in data communication with the at least one processor, wherein the display is configured to receive and display data indicative of the direction from the surgical instrument to the nerve or data indicative of the distance from the surgical instrument to the nerve.

US Pat. No. 11,026,626

TISSUE-ORIENTATION-BASED SIMULATION OF DEEP BRAIN STIMULATION

BRAINLAB AG, Munich (DE)...

2. A computer-implemented medical method for determining an orientation of nerve fibers relative to a non-physiological electric field, the method comprising executing, by a processor of a computer, steps of:acquiring patient medical image data describing a patient medical image of an anatomical body part of a body of an associated patient, the anatomical body part including nerve tissue comprising white matter nerve fibers;
acquiring diffusion image data describing a diffusion-enhanced image of the anatomical body part;
acquiring atlas data describing a spatial distribution of grey value-based tissue classes in a model body part representing a model of the anatomical body part;
determining, based on the patient image data and the diffusion image data and the atlas data, fiber orientation data describing an orientation of the white matter nerve fibers, wherein the atlas data serves as a comparison for determining the area in which the nerve fibers are positioned in the diffusion image data, and the diffusion image data is used to reconstruct a diffusion tensor which describes the orientation of the nerve fibers and determining the fiber orientation data includes determining a transformation between a position of the anatomical body part in the diffusion-enhanced image and a position of the anatomical body part in the patient medical image, wherein the patient medical image is defined by grey values and wherein the position of the white matter in the patient medical image is determined by comparing the grey values of the patient medical image to the tissue classes described by the atlas data;
acquiring electric field orientation data describing an orientation of the non-physiological electric field, the non-physiological electric field being an electric field simulated around a simulated electrode virtually placed in a predetermined spatial relationship relative to the anatomical body part;
determining, based on the fiber orientation data and the electric field orientation data, relative orientation data describing a relative orientation between the orientation of the white matter nerve fibers and the orientation of the electric field, the relative orientation being described as an orientation angle between the orientation of the white matter nerve fibers and the orientation of the electric field;
determining indication signal data describing an indication signal to be output to a user using the information content of the relative orientation data,
wherein the indication signal data comprises relative orientation visualization data describing a visualization of the relative orientation between the white matter nerve fibers and the electric field, wherein the visualization indicates the orientation angle described by the relative orientation data,
wherein the visualization comprises a colored display of the patient medical image or the diffusion-enhanced image, and wherein angular threshold data is acquired describing a threshold angle,
wherein image units of the patient medical image or the diffusion-enhanced image, respectively, are constituted to be displayed in different colors in dependence on the relationship between the relative orientation between the white matter nerve fibers and the electric field and the threshold angle; and
outputting, to a user using an associated indication device for indicating digital information, the indication signal.

US Pat. No. 11,026,625

SYSTEMS AND METHODS FOR TREATING AND ESTIMATING PROGRESSION OF CHRONIC KIDNEY DISEASE

Fresenius Medical Care Ho...

1. A computer-implemented method for administering at least one clinical intervention to treat chronic kidney disease, comprising:accessing historic estimated glomerular filtration rate (eGFR) values of the patient that vary as a function of a progression of the chronic kidney disease over time;
determining a trend of a future progression of the chronic kidney disease for the patient based on the historic eGFR values;
determining predicted future eGFR values for the patient based on the trend;
generating a visual chart configured for presentation on a display of a computing device, the visual chart comprising the historic eGFR values, a trend line corresponding to the trend, and the future eGFR values arranged along the trend line;
based on the trend, automatically providing at least one marker on the trend line that identifies the at least one clinical intervention and a time in the future when the at least one clinical intervention is expected to be needed; and
based on the at least one marker, administering the at least one clinical intervention to the patient.

US Pat. No. 11,026,624

MEASURING AND MONITORING SKIN FEATURE COLORS, FORM AND SIZE

HEALTHY.IO LTD., Tel Avi...

1. A non-transitory computer readable storage medium storing instructions that, when executed by a processor, cause the processor to perform a method for three-dimensional image skin diagnosis, the method comprising:receiving a group of images of a skin feature next to a calibrator having a plurality of colored areas thereon, wherein the skin feature has multiple segments of differing colors;
identifying, using the group of images, a three-dimensional structure of the skin feature;
identifying, using the plurality of colored areas of the calibrator, the differing colors of the multiple segments of the skin feature, wherein the identification includes determining actual colors of the multiple segments of the skin feature by comparison of the colors of the multiple segments of the skin feature to the plurality of colored areas of the calibrator commonly captured on at least one image; and
based on the identified three-dimensional structure of the skin feature and the differing colors of the multiple segments of the skin feature, determining an indication of a medical condition associated with the skin feature.

US Pat. No. 11,026,623

SEIZURE DETECTION BASED ON WORK LEVEL EXCURSION

Flint Hills Scientific, L...

1. A medical device, comprising:at least one sensor configured to collect at least one body signal from a patient;
one or more processors configured to determine a first patient state based on the at least one body signal from the patient received from the at least one sensor, the one or more processors are configured to determine a first time of day determination, wherein the one or more processors are configured to generate a non-seizure state based on the first time of day determination and the first patient state.

US Pat. No. 11,026,622

STATE CHANGE INDICATION BY MATCHING INSTANTANEOUS HEART RATE SHAPE TO SHAPE CHANGE TEMPLATE

FLINT HILLS SCIENTIFIC, L...

1. A method for detecting an occurrence of a seizure, the method comprising:obtaining via one or more medical devices a time series of cardiac data from a patient;
selecting via the one or more medical devices at least one parameter from the cardiac data time series;
selecting a time period;
selecting a time scale for the selected time period where the selected time scale is one of a macroscopic time scale, a mesoscopic time scale, or a microscopic time scale;
determining via the one or more medical devices a rate of change of a heart rate volatility;
comparing a value relating to heart rate volatility to a reference state value for the selected time period; and
indicating the occurrence of the seizure when the value relating to the heart rate volatility is different than the reference state value for the selected time period;
wherein the value includes an inflection point.

US Pat. No. 11,026,621

COLLABORATIVE CONCUSSION SENSING SYSTEM FOR BETTER CONCUSSION PREDICTION

Aegis Of Soteria LLC, Sa...

1. A system that uses information from multiple players involved in an impact to improve the measurement accuracy of impact g-force and hence improve the prediction accuracy of the risk of concussion for an athlete, comprising:wearable devices operatively worn on the head of multiple athletes, each of which contains an impact force measurement sensor to measure the impact g-force, an application processor to process the impact g-force, and a wireless communication processor to send information to a smartphone;
a smartphone mobile application that connects wirelessly to said wearable devices, wherein the measured impact g-force, including magnitude and direction, from the wearable devices, are obtained wirelessly, and an iterative optimization algorithm is run to make a correction and/or optimization of the measurement accuracy based on conservation of momentum which takes into consideration the impact g-force from all players involved in the impact and minimizes measurement error.

US Pat. No. 11,026,620

SYSTEM AND METHOD FOR ESTIMATING ACUTE CEREBRAL INFARCTION ONSET TIME

THE ASAN FOUNDATION, Seo...

1. A method for estimating an onset time of acute cerebral infarction, the method comprising:receiving, by a processor, from an external device, a first image and a second image of a first patient whose acute cerebral infarction onset time is not identified, the first image is a fluid-attenuated inversion recovery image, and the second image is a diffusion-weighted image;
extracting, by the processor, an infarction region image from the second image;
aligning, by the processor, the second image with the first image;
defining, by the processor, an infarction region in the first image, based on a result of the alignment of the second image with the first image;
extracting, by the processor, feature information of the first patient, from the infarction region in the first image;
comparing, by the processor, the extracted feature information with reference data;
calculating, by the processor, an amount of time that has elapsed since the acute cerebral infarction onset time, based on a result of the comparison of the extracted feature information with the reference data;
comparing, by the processor, the infarction region with a symmetric region located in a brain of the first patient and being symmetrical to the infarction region;
extracting, by the processor, a relative signal amount of the infarction region, based on a result of the comparison of the infarction region with the symmetric region; and
generating, by the processor, a third image that shows a ratio map of a pixel comparison of pixels of the symmetric region with corresponding pixels of the infarction region,
wherein the feature information includes:
first feature information extracted from the infarction region in the first image; and
second feature information extracted from an infarction region in the third image.

US Pat. No. 11,026,619

DETERMINING CARDIAC PACING CAPTURE EFFECTIVENESS OF AN IMPLANTABLE MEDICAL DEVICE

Cardiac Pacemakers, Inc.,...

1. A cardiac rhythm management system, comprising:at least one sensing component configured to obtain a first physiological parameter signal, an indication of a cardiac response to a stimulation therapy, and temporal information corresponding to the first physiological parameter signal and the cardiac response; and
at least one processor configured to:
receive the first physiological parameter signal, the indication of the cardiac response, and the temporal information; and
classify the cardiac response into a first cardiac response class to generate a classified cardiac response, the first cardiac response class comprising one of a plurality of cardiac response classes, the plurality of cardiac response classes comprising a pace-dominant response class, a non-capture response class, a fusion response class, a pseudo-fusion response class, a bi-ventricle (BiV) fusion response class, a left ventricle (LV) only BiV capture response class, and a right ventricle (RV) only BiV capture response class;
determine a correlation, based on the temporal information, between the first physiological parameter signal and the classified cardiac response;
cause a display device to present a representation of the correlation; and
generate a therapy programming change recommendation that is different for different cardiac response classes of the plurality of cardiac response classes.

US Pat. No. 11,026,618

INTRACARDIAC EGM SIGNALS FOR BEAT MATCHING AND ACCEPTANCE

Boston Scientific Scimed ...

1. A system for providing information about a patient's heart, the system comprising:one or more catheters that receive intracardiac signals from electrical activity of the heart over one or more heart beat cycles; and
an electronic processor coupled to the one or more catheters to:
receive the intracardiac signals from the one or more catheters;
preprocess the intracardiac signals to provide preprocessed signals, wherein each of the intracardiac signals is preprocessed to provide a corresponding preprocessed signal;
compare the preprocessed signals to a set of signals to determine a degree of similarity between each of the preprocessed signals and the set of signals; and
determine whether to accept one or more beats of the intracardiac signals into an existing cardiac map based on the degree of similarity,
wherein to compare the preprocessed signals to a set of signals and determine whether to accept one or more beats, the electronic processor is configured to:
determine a template from the preprocessed signals by comparing the preprocessed signals for each signal channel of signal channels for the set of signals from one of the heart beat cycles to the preprocessed signals for each signal channel of the signal channels from other heart beat cycles, selecting beats based on the comparison, and averaging the preprocessed signals for each signal channel of the signal channels from the selected beats to form averaged preprocessed signals for each signal channel of the signal channels in the template;
determine an individual threshold value for each signal channel of the signal channels by comparing the preprocessed signals for each signal channel of the signal channels from each of the selected beats to the averaged preprocessed signals of each signal channel of the signal channels in the template;
compare each of the preprocessed signals to the set of signals to obtain a comparison value for each of the signal channels; and
compare the comparison value for each of the signal channels to the individual threshold value for each of the signal channels to determine whether a beat of the intracardiac signals is to be accepted into the existing cardiac map; and
a display that displays a result of the comparison such that a user can switch between adding the beats of the intracardiac signal to a current cardiac map and adding the beats of the intracardiac signals to another cardiac map based on the comparison.

US Pat. No. 11,026,617

MULTIMODAL BRAIN SENSING LEAD

NeuroPace, Inc., Mountai...

1. An implantable medical lead for use with a host device configured to output host control signals, provide a host power supply, receive a first measurement, and receive unprocessed signals for processing by the host device to obtain a second measurement corresponding to a neuronal field potential measurement or a rheoncephalography measurement, the lead comprising:a body having a distal portion and a proximal portion;
a plurality of lead components at the distal portion, wherein the plurality of lead components includes a plurality of macroelectrodes, a plurality of microelectrodes, and at least one optical assembly;
an electronics module comprising a lead signal processor comprising an amplifier and an analog-to-digital converter, the lead signal processor configured to process signals from one or more of the plurality of lead components to obtain one of a plurality of different types of first measurements corresponding to a single unit activity measurement, a multi unit activity measurement, or an optical measurement; and
a connector at the proximal portion of the body, the connector configured to provide an electrical interface between the host device and the electronics module,
wherein the electronics module is configured to selectively enable, based on the host control signals:
a) a first sensing modality that provides one of the different types of first measurements by:
electrically coupling at least one of the plurality of lead components to an input to the lead signal processor, and
electrically coupling an output of the lead signal processor to the connector, and
b) a second sensing modality that provides one or more unprocessed signals by electrically coupling at least one of the plurality of lead components to the connector while bypassing the lead signal processor.

US Pat. No. 11,026,616

HEAD-MOUNTED ELECTRODE ARRAY

Brainscope Company, Inc.,...

1. A headset for detecting brain electrical activity of a human subject comprising:a substrate dimensioned to fit a forehead of the subject;
a plurality of electrodes disposed on the substrate so that the electrodes contact the subject when the headset is positioned on the subject;
wherein a first electrode is configured to contact a lower center region of the forehead, a second electrode is configured to contact an upper center region of the forehead, a third electrode is configured to contact a front right region of the forehead, a fourth electrode is configured to contact a front left region of the forehead, a fifth electrode is configured to contact a right side region of the forehead, and a sixth electrode is configured to contact a left side region of the forehead;
a nasion point, wherein the nasion point extends a consistent, predetermined distance from the first electrode and is dimensioned so that when the first electrode is aligned with the lower center region of the forehead, the nasion point is configured to be positioned between the eyebrows of the subject;
a light sensor coupled to at least one of the third electrode or the fourth electrode, wherein the light sensor is configured to determine a position of at least one of the third electrode or the fourth electrode relative to an anatomical structure underlying at least one of the eyebrows of the subject; and
a circuitry associated with the substrate and operably coupled to each of the plurality of electrodes.

US Pat. No. 11,026,615

DRY ELECTRODE FOR DETECTING BIOSIGNAL AND METHOD FOR MANUFACTURING SAME

Y-BRAIN INC, Daejeon (KR...

1. A dry electrode for detecting a bio-signal, comprising:a body part;
a protrusion part on one surface of the body part; and
a coating part on an end surface of the protrusion part, wherein the coating part comprises Ag and AgCl,
wherein the body part and the protrusion part comprise a conductive silicone, and the conductive silicone comprises a first silicone-based compound and carbon black, and
wherein the coating part further comprises 3-aminopropyltriethoxysilane.

US Pat. No. 11,026,614

PRESSURE SENSOR

Aukland UniServices Limit...

1. A pressure sensor apparatus comprising:an elongate body configured for anatomical cavity applications comprising a planar flexible substructure having a plurality of openings or pockets;
at least one membrane molded directly to the planar flexible substructure and provided over each opening or pocket to provide a plurality of pressure responsive chambers provided successively along the elongate body;
a pressure sensor device provided in each pressure responsive chamber;
wherein each pressure responsive chamber comprises at least one pressure-transmitting wall formed by the at least one membrane, and the planar flexible substructure provides a pressure resistant barrier between adjacent chambers to mechanically isolate each of the plurality of pressure responsive chambers; and
a data transfer apparatus configured to provide data from each pressure sensor device to allow simultaneous measurement of abdominal pressure and pelvic floor pressure.

US Pat. No. 11,026,613

SYSTEM, DEVICE AND METHOD FOR REMOTELY MONITORING THE WELL-BEING OF A USER WITH A WEARABLE DEVICE

KONINKLIJKE PHILIPS N.V.,...

1. A method of remotely monitoring emotional well-being of a user with a wearable device having a speech sensor and at least one body sensor comprising:monitoring speech pattern data from the speech sensor;
monitoring body sensor data from at least one body sensor;
comparing the speech pattern data and the body sensor data to an alert database having a plurality of different emotional well-being alerts, each of the different emotional well-being alerts comprising a message tailored to a unique combination of speech pattern data and body sensor data;
selecting, from the plurality of different emotional well-being alerts based on the comparison, an emotional well-being alert; and
sending, by a communication module, the selected alert message to a caregiver;
wherein said monitoring of speech pattern data includes calculating a non-interaction value based on a percent of time that the user has not spoken, wherein the calculating of the non-interaction value is also based on at least one factor for normalizing the percent of time to a baseline percent of time that the user has not spoken, and wherein the calculating of the non-interaction value is also based on at least one factor depending on a type of non-interaction activity occurring during the time not speaking detected by the at least one body sensor of the wearable device, wherein the type of non-interaction activity detected affects the comparison of the speech pattern data and the body sensor data, the emotional well-being alerts including a depression alert that is triggered when the non-interaction value is less than a minimum non-interaction value and a reading from a body sensor is below a predetermined value; and
said sending the selected alert message includes sending a depression alert message when the depression alert is triggered.

US Pat. No. 11,026,612

INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, STORAGE MEDIUM STORING INFORMATION PROCESSING PROGRAM, AND INFORMATION PROCESSING METHOD

NINTENDO CO., LTD., Kyot...

1. An information processing system, comprising:a sensor; and
an electronic device comprising:
a memory for storing instructions; and
one or more processors in communication with the memory, wherein the instructions, when executed, configure the one or more processors to:
acquire awake information regarding a user including at least either of activity information indicating an activity performed by the user during awakening and environment information indicating an environment around the user during awakening;
detect the user's getting in bed or homecoming; and
on a condition that the user's getting in bed or homecoming is detected, display a game image indicating a state in which a game advances based on the acquired awake information, and
in the game image, the awake information is reflected on at least one of a game space or a player object appearing in the game space.

US Pat. No. 11,026,611

ROTATABLE DISK-SHAPED FLUID SAMPLE COLLECTION DEVICE

ORTHO-CLINICAL DIAGNOSTIC...

1. A sample collection device for a fluid sample, the device comprising:a substantially disk-shaped body having a periphery, the body being made from a two part construction comprising a top piece and a bottom piece, the top piece being a hydrophilic tape;
a capillary channel extending through the body, bounded by the periphery, and including a portion that is at least semi-circular, the capillary channel having a first end and a second end, the first end being formed at the periphery of the disk-shaped body, wherein the first end is adapted to draw the fluid sample into the capillary channel by capillary action;
a sample collection well located in the vicinity of the second end and in fluid communication with the capillary channel;
an opening in the hydrophilic tape, the opening in fluid communication with the sample collection well to enable at least one of: (i) the fluid sample to be added to the sample collection well via the opening, or (ii) air pressure to be applied via the opening to move the fluid sample in a direction away from the sample collection well towards the first end of the capillary channel; and
an axis of rotation extending through the center of the disk-shaped body and which is substantially perpendicular to a major surface of the disk-shaped body, and wherein the at least semi-circular portion of the capillary channel includes a straight portion extending radially inward from the first end of the capillary channel and ending at the second end of the capillary channel whereby the semi-circular portion substantially surrounds the axis of rotation extending through the center of the disk-shaped body.

US Pat. No. 11,026,609

WAKE-UP BATTERIES FOR INVASIVE BIOSENSORS

VERILY LIFE SCIENCES LLC,...

1. A device comprising:a first electrode having a distal end for insertion into a subcutaneous layer beneath a patient's skin, and
a second electrode coupled to the first electrode, a distal portion of the second electrode for insertion into the subcutaneous layer,
an anode material physically coupled to a portion of the distal end of the first electrode, the anode material for insertion into the subcutaneous layer,
wherein the first and second electrodes form a portion of a biosensor, and wherein the anode material and the second electrode form a portion of a first battery, wherein the first battery activates and generates an electrical signal in response to immersion in an electrolytic fluid, and wherein the anode material depletes over time while the first battery is active;
a second battery comprising two terminals to apply a voltage across the first and second electrodes, at least one of the two terminals electrically decoupled from the first and second electrodes; and
a wake-up circuit coupled to the first battery to receive the electrical signal from the first battery and, in response, to electrically couple the second battery to the first and second electrodes.

US Pat. No. 11,026,608

CEREBRAL OXIMETRY USING TIME-GATED DIRECT SEQUENCE SPREAD SPECTRUM

VOX BIOMEDICAL LLC, Bedf...

1. A cerebral oximeter comprising:a first light source configured to emit light within a first range of wavelengths in response to a first electrical signal;
a second light source configured to emit light within a second range of wavelengths in response to a second electrical signal;
a first photodetector configured to detect at least a portion of the light emitted from the first light source;
a second photodetector configured to detect at least a portion of the light emitted from the second light source;
a pseudonoise (PN) code modulator configured to modulate the first electrical signal and the second electrical signal using a spreading sequence to occupy an electrical bandwidth greater than necessary to send optical signal pulse amplitude information to a photodetector;
a correlator or a matched filter operably coupled to an output of the first photodetector and an output of the second photodetector and configured to output detected light signal intensity as a function of light path time delay; and
a time gate operably coupled to an output of the correlator or the matched filter and configured to filter a first detected signal intensity from the first photodetector and a second detected signal intensity from the second photodetector based on a desired time-of-arrival.

US Pat. No. 11,026,607

REGIONAL SATURATION SHOCK DETECTION METHOD AND SYSTEM

Covidien LP, Mansfield, ...

1. A system comprising:input circuitry configured to receive a regional saturation signal from a regional saturation sensor and a blood pressure signal from blood pressure sensor; and
a processor configured to:
determine a regional saturation parameter of a patient based on the regional saturation signal;
determine a blood pressure parameter of the patient based on the blood pressure signal;
determine the patient is in shock;
determine a treatment for the shock by at least comparing the regional saturation parameter to a first threshold and comparing the blood pressure parameter to a second threshold; and
provide an output based on the determined treatment.

US Pat. No. 11,026,606

MAGNETIC RESONANCE IMAGING METHOD TO NON-INVASIVELY MEASURE BLOOD OXYGEN SATURATION

OHIO STATE INNOVATION FOU...

1. A method for determining oxygen saturation (O2sat) of blood using magnetic resonance (MR) image data, comprising:acquiring multiple transverse relaxation time (T2) prepared source images, each of the source images having distinct pulse timing between refocusing pulses (?180);
deriving multiple T2-measurements from the T2 prepared source images, wherein each T2 measurement is derived from a combination of source images all having the same ?180 and different number of refocusing pulses (n);
using the multiple measurements of blood T2 (T2b) within a same blood pool, wherein each blood T2 measurement generated using source images with unique ?180, yields one Luz-Meiboom model derived equation of the form:

taking T2b together with independent measurements of patient hematocrit (Hct); and together with ?0, the proton resonance frequency that is fixed for the static magnetic field strength at which the measurements are acquired; and
applying a non-linear curve fitting to a system of equations generated using multiple T2-measurements of a blood pool, each with a unique ?180, to determine all of the unknown model parameters uniquely in each patient,
wherein the unknown model parameters include at least one of % SbO2, T2O, Tex and ?,
wherein % SbO2 is the unknown blood O2sat in the system of equations that correspond to the blood pool whose O2sat needs to be determined,
T2O is the T2 value of fully oxygenated blood, and
?ex is the water proton exchange time between erythrocytes and plasma, and
? is a dimensionless parameter dependent on the susceptibility difference of deoxy- and oxyhemoglobin in blood.

US Pat. No. 11,026,605

ANALYTE SENSOR

DexCom, Inc., San Diego,...

1. A glucose monitoring system comprising:a first component comprising:
a transcutaneous glucose sensor configured for transcutaneous implantation into a body of a host, the transcutaneous glucose sensor comprising:
an electrode; and
a membrane comprising at least one enzyme;
an electrical contact comprising a material associated with a first durometer hardness; and
a sealing member at least partially surrounding a portion of the transcutaneous glucose sensor and at least partially surrounding the elastomeric electrical contact, the elastomeric sealing member comprising a material associated with a second durometer hardness that is less than the first durometer hardness; and
a second component comprising sensor electronics operably connectable to the transcutaneous glucose sensor;
wherein the first component is sterilized with radiation sterilization by exposing the transcutaneous glucose sensor to an electron beam radiation at a dose of from 12 kGy to 50 kGy.

US Pat. No. 11,026,604

MEDICAL MONITORING DEVICE FOR HARMONIZING PHYSIOLOGICAL MEASUREMENTS

Cercacor Laboratories, In...

1. A physiological monitoring system configured to determine a physiological parameter by harmonizing data between two or more different types of non-invasive physiological sensors interrogating a shared tissue volume, the physiological monitoring system comprising:a plethysmography sensor configured to generate a first signal indicative of first physiological data associated with a shared tissue volume;
a second non-invasive sensing device configured to generate a second signal indicative of tissue geometry data associated with the shared tissue volume, wherein the second non-invasive sensing device comprises at least one of, an optical coherence tomography (OCT) sensor, a tissue dielectric constant sensor, or a bioimpedance sensor; and
one or more processors in communication with the plethysmography sensor and the second non-invasive sensing device, the one or more processors configured to:
receive the first signal and the second signal,
determine a physiological parameter based at least in part on the first signal and the second signal, and
output a visual or audible indication of the physiological parameter.

US Pat. No. 11,026,603

SYSTEM AND METHOD OF USING A TOOTH ANTENNA

Trustees of Tufts College...

11. A bio-sensing system configured to detect a physiological variable within a subject, the bio-sensing system comprising: a split-ring resonator configured to be positioned within an oral cavity of the subject and to be bioresponsive to at least one physiological variable, the split-ring resonator comprising:a first resonator loop;
a second resonator loop;
a dielectric interlayer interposed between and contacting the first resonator and the second resonator, wherein the dielectric interlayer comprises a material selected from the group consisting of a silk film, a silk gel, a responsive poly(N-isopropylacrylamide) hydrogel, a PNIPAM-based hydrogel, and combinations thereof; and
a radiofrequency (RF) network analyzer configured to detect the resonant frequency and amplitude generated by the split-ring resonator; and
a processing system coupled to the RF network analyzer configured to:
control the RF network analyzer to detect the resonant frequency and amplitude generated by the at least one split-ring resonator; and
provide information regarding the at least one physiological variable.

US Pat. No. 11,026,602

SYSTEM FOR HEARING SENSITIVITY TESTING AND AUTO REINFORCEMENT

BITWAVE PTE LTD, Singapo...

1. A device, comprising:a processor; and
a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, comprising:
as a function of an identified demographic of users and an application of a probability distribution to the identified demographic of users, generating a first sine tone representing a first audible frequency within a defined band of audible frequencies;
propagating the first sine tone to a first auditory organ of a user of the users;
in response to receiving input from the user, determining a minimum intensity of the first sine tone recognized by the user;
as a function of the minimum intensity of the first sine tone, determining a set of parameters representative of a hearing response of the user;
based on the hearing response of the user, generating a hearing curve of a grouping of normalized hearing curves for the identified demographic of users, wherein the generation comprises a model classification approach employed to aid in selection of one or more sound frequency bands having defined ranges, scales, or spectra of audible sound frequencies; and
as a function of the grouping of normalized hearing curves and a statistical based utility analysis that determines that a utility associated with adjusting a filter of a hearing aid device is greater than a cost associated with adjusting the filter of the hearing aid device, facilitating the adjusting of the filter.

US Pat. No. 11,026,601

METHOD OF TESTING AN INFANT AND SUITABLE DEVICE FOR IMPLEMENTING THE TEST METHOD

Universite Paris Descarte...

1. A method to test an infant aged from 0 to 6 months comprising a test phase (200, 300) comprising steps of:displaying a target (17, 18, 21) on a computer screen (14),
detecting points of contact and instants of contact of the infant with the computer screen (14) inside and/or outside the target (17, 18, 21) using a processing module (11), wherein the points of contact and the instants of contact are recorded in a chronological order,
after a contact between the infant and the computer screen (14) inside the target (21) is detected, shifting the target (21) on the computer screen from a position (Pi) to a following position (Pi+1) according to a predetermined sequence of positions,
calculating, using the processing module (11), a success parameter as a function of the points of contact and/or the instants of contact detected, and
recording the calculated success parameter in a computer memory (12),
wherein the calculated success parameter comprises at least one of:
a distance between a point of contact of the infant with the computer screen (14) and a position of the target (17, 18, 21) displayed on the computer screen (14);
a duration between two successive instants of contact of the infant with the computer screen (14) inside and/or outside the target (17, 18, 21);
a success rate equal to the ratio between a number of contacts inside the target (17, 18, 21) and a number of contacts outside the target (17, 18, 21); and
a success rate equal to the ratio between a number of contacts inside the target (17, 18, 21) and a total duration of the test.

US Pat. No. 11,026,600

ACTIVITY CLASSIFICATION IN A MULTI-AXIS ACTIVITY MONITOR DEVICE

InvenSense, Inc., San Jo...

1. A device comprising:motion sensors including a gyroscope and an accelerometer;
a memory configured to receive signals from the motion sensors;
a processor in communication with the memory;
a classification algorithm executed by the processor; the classification algorithm for identifying activities that a user is engaged in using the gyroscope and the accelerometer and for assigning a confidence value to an identified activity; and
a power management algorithm that (i) stores data from the accelerometer associated with the identified activity and disables the gyroscope when the confidence value exceeds a threshold and (ii) compares subsequent data from the accelerometer to the stored data and enables the gyroscope when variance between the subsequent data and the stored data is sufficiently large.

US Pat. No. 11,026,599

METHOD FOR ASSESSING FALL RISK BASED ON TRACKING DATA OF A MOVING TARGET

University of Maryland, B...

1. A method comprising:a) automatically obtaining on a processor movement data for a moving target including a position of the moving target at incremental time increments over a time period;
b) automatically determining on a processor tracking data of a first subject to the moving target based on a first set of one or more sensors attached to a body of the first subject that measure a position of a body segment tracking the moving target and a position of a body center of mass at each time increment over the time period;
c) automatically characterizing on a processor a response of the first subject to the moving target based on the movement data of the moving target and the tracking data of the first subject;
d) automatically determining on a processor tracking data of a second subject to the moving target based on a second set of one or more sensors attached to a body of the second subject that measure a position of a body segment tracking the moving target and a position of a body center of mass at each time increment over the time period;
e) automatically determining on a processor a risk of fall of the second subject based on a difference in the response of the first subject and the tracking data of the second subject;
f) automatically presenting on a display device a result based on the risk of fall; and
g) providing a treatment to the second subject based on the risk of fall.

US Pat. No. 11,026,598

ELASTIC MOVEMENT SENSORS AND CALIBRATION

BAINISHA CVBA, Lokeren (...

1. A sensing system comprising:an elastic sensor configured to sense a movement,
an inertial measurement system for sensing a movement,
a controller programmed for obtaining movement sensing data from the elastic sensor and from the inertial measurement system and for calibrating the elastic sensor using the combined movement sensing data from the elastic sensor and the inertial measurement system,
wherein the controller is programmed to trigger a simultaneous measurement to obtain measurement data by the elastic sensor and the inertial measurement system and to derive calibration data for the elastic sensor based on a combination of the measurement data obtained during the simultaneous measurement, and
wherein the controller is programmed to, in a later phase, use the elastic sensor for re-calibrating the inertial measurement system or calibrating other inertial measurement systems.

US Pat. No. 11,026,597

APPARATUS AND METHODS FOR CALIBRATING AND/OR VALIDATING PULMONARY FUNCTION TEST EQUIPMENT

KoKo IT, LLC, Longmont, ...

9. A non-transitory processor readable medium storing code representing instructions to be executed by a processor, the code configured to cause the processor to:determine, based on a first signal received from a gas analyzer, a first measured concentration of a test gas contained within a first gas mixture injected into a pulmonary function test device from a syringe having a first mixing ratio;
determining, based on a second signal received from the gas analyzer, a second measured concentration of the test gas contained within a second gas mixture injected into the pulmonary function test device from the syringe, the second gas mixture including a portion of the first gas mixture diluted with atmospheric gas according to the first mixing ratio;
determining, based on a third signal received from the gas analyzer, a third measured concentration of the test gas contained within a third gas mixture injected into the pulmonary function test device from the syringe, the third gas mixture including a portion of the second gas mixture diluted with atmospheric gas according to the first mixing ratio;
determine a measured decay rate based on the first measured concentration of the test gas, the second measured concentration of the test gas, and the third measured concentration of the test gas;
define, for the gas analyzer, an eigenfunction over the measured decay rate;
determine, based on a fourth signal received from the gas analyzer, a fourth measured concentration of the test gas contained within a fourth gas mixture injected into the pulmonary function test device from the syringe;
determine, based on a fifth signal received from the gas analyzer, a fifth measured concentration of the test gas contained within a fifth gas mixture injected into the pulmonary function test device from the syringe, the fifth gas mixture including a portion of the fourth gas mixture concentrated with the test gas according to a second mixing ratio;
determine, based on a sixth signal received from the gas analyzer, a sixth measured concentration of the test gas contained within a sixth gas mixture injected into the pulmonary function test device from the syringe, the sixth gas mixture including a portion of the fifth gas mixture concentrated with the test gas according to the second mixing ratio;
determine a measured concentration rate based on the fourth measured concentration of the test gas, the fifth measured concentration of the test gas, and the sixth measured concentration of the test gas;
define, for the gas analyzer, an eigenfunction over the measured concentration rate;
simultaneously determine, by simultaneously solving the eigenfunction over the measured decay rate and the eigenfunction over the measured concentration rate, the first mixing ratio, the second mixing ratio, and a set of coefficients representing a non-linearity of the gas analyzer.

US Pat. No. 11,026,596

DETECTION AND MEASUREMENT OF TARGET SUBSTANCE IN EXHALED BREATH

HOUND LABS, INC., Oaklan...

1. A method of detecting THC in exhaled breath, comprising:receiving from a breath capture device an exhaled breath sample;
processing the breath sample such that THC in the breath sample forms a fluorescent-labeled THC sample adduct dissolved in a nonpolar phase of an adduct solution;
activating a fluorophore of the fluorescent-labeled THC sample adduct by adding a liquid phase chemical activator acryloyl species to the nonpolar phase; and
detecting by determining an amount of THC in the breath sample based on the measured fluorescence of the activated fluorophore of the fluorescent-labeled THC sample adduct in the nonpolar phase isolated from aqueous media.

US Pat. No. 11,026,595

FEATURE TREND DISPLAY

ORIDION MEDICAL 1987 LTD....

1. A medical monitoring system for identifying a trend of one or more waveform related features, the system comprising:a capnograph configured to measure a first medical parameter of a patient and to produce a train of moving waveforms of the first medical parameter over a time period;
a processor configured to, in real time:
analyze the set of the train of waveforms and one or more shape or scale factors thereof to provide a single waveform representative of one breath;
identify and extract two or more features from the single waveform, wherein the two or more features relate to the set of the train of moving waveforms produced by the capnograph from a time range within the time period; and
generate a first trend and a second trend of the two or more features based on the single waveform, wherein the first trend is associated with a first feature of the two or more features and the second trend is associated with a second feature of the two or more features that is different from the first feature; and
a display configured to display the first trend and the second trend by displaying a shape corresponding to both the first trend and the second trend, wherein a first shape feature of the shape is selected based on the first trend and a second shape feature of the shape is selected based on the second trend.

US Pat. No. 11,026,594

SYSTEMS AND METHODS FOR DEFORMATION COMPENSATION USING SHAPE SENSING

Intuitive Surgical Operat...

1. A medical system comprising:a surgical device including a tracking system disposed along a length of an elongate flexible body of the surgical device;
a memory storing anatomical data describing a patient anatomy; and
a processor configured for:
generating a first model, that includes a set of anatomical passageways including a first proximal branch connected to a first distal branch, from the stored anatomical data. describing the patient anatomy;
determining by the tracking system a shape of the elongate flexible body of the surgical device positioned within the first proximal branch and the first distal branch of the set of anatomical passageways;
computing, based on the determined shape of the elongate flexible body, a total set of forces acting on the set of anatomical passageways in response to the surgical device positioned within the first proximal branch and the first distal branch;
deforming the first model into a second model of the anatomical passageways by adjusting at least one joint between branches in the set of anatomical passageways in the first model based on the total set of forces computed, to thereby change a pose of at least one branch through which the surgical device extends and at least one additional branch through which the surgical device does not extend; and
displaying a representation of the second model and a representation of the surgical device as positioned within the second model.

US Pat. No. 11,026,593

SYSTEMS AND METHODS FOR DETECTING PHYSICAL CHANGES WITHOUT PHYSICAL CONTACT

LIFE DETECTION TECHNOLOGI...

1. A system for detecting and analyzing changes in a body, comprising:an electric field generator configured to generate an electric field that associates with the body;
an external sensor device that sends information to the electric field generator, configured to detect a physical change in the body in the electric field, wherein the physical change causes a frequency change in the electric field;
a quadrature demodulator that receives the electric field from the electric field generator, configured to detect the frequency change of the electric field generated by the electric field generator and to produce a detected response that includes a low frequency component and a high frequency component, wherein the quadrature demodulator comprises:
a resonant circuit configured to produce a quadrature input based on an input of the quadrature demodulator; and
a mixer, coupled to the resonant circuit, configured to (1) mix the input of the quadrature demodulator and the quadrature input and (2) generate an output of the quadrature demodulator;
a low pass filter that receives the detected response from the quadrature demodulator, configured to filter out the high frequency component of the detected response to generate a filtered response; and
a signal processor that receives the filtered response from the low pass filter, configured to analyze the filtered response.

US Pat. No. 11,026,592

FINGER BLOOD PRESSURE CUFF

Fitbit, Inc., San Franci...

1. A device for estimating a user's blood pressure, the device comprising:a housing having a hole sized to receive a human finger;
a pump;
an inflatable elastic bladder disposed about an inward-facing surface of the hole and defining, at least in part, a pressurizable volume in fluidic communication with the pump, wherein the pump is configured to pressurize the pressurizable volume and cause the inflatable elastic bladder to expand towards the center of the hole and contact a user's finger when the user's finger is positioned in the opening of the device and the pump is activated;
a pressure sensor in fluidic communication with the pressurizable volume and configured to produce pressure data indicative of a pressure within the pressurizable volume as a function of time; and
a controller that is configured with instructions to cause the pump to pre-inflate the inflatable elastic bladder from a first pressure to a second pressure prior to user insertion of their finger into the hole, and configured with instructions to cause the pump to further increase the pressure in the pressurizable volume beyond the second pressure to a third pressure upon determining that the user's finger is inserted into the hole, the third pressure being a pressure at which pulsatile variations are detectable in the pressure data.

US Pat. No. 11,026,591

INTRAVASCULAR PRESSURE SENSOR CALIBRATION

PHILIPS IMAGE GUIDED THER...

1. A method of calibrating an intravascular pressure sensor comprising:providing an intravascular device comprising an intravascular pressure sensor, wherein the intravascular pressure sensor has not undergone a factory calibration, said intravascular device being operatively connected to a controller;
receiving, at the controller, pressure data from an external pressure monitor that is monitoring a vascular pressure of a patient, wherein the pressure data indicates pressure measurements in a first range of pressures;
inserting the intravascular pressure sensor into a vasculature of the patient through a guide lumen such that the intravascular pressure sensor protrudes into the vasculature;
receiving, at the controller, a pressure wire signal from the intravascular pressure sensor that has not undergone the factory calibration, wherein the pressure wire signal indicates pressure measurements in a second range of pressures;
causing, while the intravascular pressure sensor protrudes into the vasculature, the controller to calibrate the intravascular pressure sensor over a range of temperatures relevant to the patient without using factory calibration data and solely by assigning the first range of pressures from the external pressure monitor to the second range of pressures from the intravascular pressure sensor; and
advancing the intravascular pressure sensor to a desired measurement location.

US Pat. No. 11,026,590

WIRELESS MEMS LEFT ATRIAL PRESSURE SENSOR

PACESETTER, INC., Sylmar...

1. A method of implanting a wireless and leadless left atrial pressure measurement device into a left atrium of a patient, the method comprising:attaching the device to a catheter comprising a catheter proximal end, a catheter distal end, and a tether protruding from the catheter distal end, the device including a sensor and a plurality of anchoring elements, each of the plurality of anchoring elements including a free end and an attached end attached to a proximal portion of the sensor, wherein the tether is attached to at least one of the proximal portion of the sensor or the free end of at least one of the plurality of the anchoring elements;
situating the device and the catheter within a lumen of a sheath having a sheath proximal end and a sheath distal end such that each of the plurality of anchoring elements is in an undeployed configuration within the lumen and the tether extends from the device in a proximal direction toward the catheter;
advancing the catheter, sheath, and device to extend the device through a hole formed in the atrial septum from the right atrium into the left atrium.

US Pat. No. 11,026,589

DYNAMIC RECOMMENDATIONS OF SENSORS FOR PATIENT MONITORING

INTERNATIONAL BUSINESS MA...

1. A computer-implemented recommendation method, the method comprising:monitoring a patient using a plurality of sensors including missing inputs as sensor failures or a sensor disconnection;
receiving patient information including a comfort level corresponding to a sensor of the plurality of sensors;
determining a relevance of each sensor of the plurality of sensors to at least one health condition of the patient; and
determining at least one sensor of the plurality of sensors to disconnect based on the comfort level and the relevance of each sensor, wherein a machine learning system determines the at least one sensor being an optimal sensor,
wherein a discriminative classifier and a generative classifier are used in combination to operate concurrently with the machine learning system to consider the missing inputs to make a prediction of the relevance of each sensor regardless of the missing inputs,
further comprising disconnecting the at least one sensor of the plurality of the sensors based on a result of the determining,
wherein an output of the generative classifier is analyzed to turn off a sensor, and
wherein the machine learning system is trained by deliberately turning off inputs in a systematic way to train the generative classifier and then a performance after turning off inputs is compared to the discriminative classifier.

US Pat. No. 11,026,588

METHODS AND APPARATUS FOR DETECTING MOTION NOISE AND FOR REMOVING MOTION NOISE FROM PHYSIOLOGICAL SIGNALS

Valencell, Inc., Raleigh...

1. A method of at least partially removing motion artifacts from physiological signals produced by a physiological sensor of a wearable device, wherein the physiological sensor includes at least one optical emitter and at least one optical detector, the method comprising:detecting light emitted by the at least one optical emitter that is scattered by a body of a subject wearing the wearable device and producing a physiological information signal therefrom via the at least one optical detector;
detecting light emitted by the at least one optical emitter that is scattered by a light regulating region of the wearable device as a result of movement of the wearable device and producing a motion noise information signal via the at least one optical detector, wherein the light regulating region is configured to block light at one or more selected wavelengths from reaching the body of the subject; and
processing the physiological information signal and the motion noise information signal via at least one processor associated with the wearable device to at least partially remove unwanted motion artifacts from the physiological information signal.

US Pat. No. 11,026,587

PHYSIOLOGICAL SENSOR RESEMBLING A NECK-WORN COLLAR

BAXTER INTERNATIONAL INC....

1. A sensor for measuring photoplethysmogram (PPG) and electrocardiogram (ECG) waveforms and blood oxygen (SpO2) values from a patient, the sensor comprising:a primary housing, wherein during use the primary housing is configured to rest entirely on a middle of the patient's chest, the primary housing comprising a first portion and a second portion, the first portion disposed above the second portion
a secondary housing coupled to the primary housing via a flexible wire, the secondary housing including a heating element, a temperature sensor, and an optical system, wherein the secondary housing is disposed adjacent to a shoulder, and wherein;
the heating element is attached to a bottom surface of the secondary housing so that it contacts and heats an area adjacent to the shoulder;
the temperature sensor is in direct contact with the heating element;
the optical system comprises a light source configured to generate optical radiation in both the red spectral region and infrared spectral region, a optical sensor oriented within the secondary housing so that the optical radiation irradiates the area of the patient's chest, and a photodetector configured to generate a red PPG waveform by detecting optical radiation in the red spectral region that reflects off the area after it is heated by the heating element, the photodetector further configured to generate an infrared PPG waveform by detecting optical radiation in the infrared spectral region that reflects off the area after it is heated by the heating element;
wherein the secondary housing further includes two electrode leads, wherein one of the two electrode leads is disposed away from the optical system via an articulating arm,
wherein the primary housing comprises an ECG sensor comprising two electrode leads and an ECG circuit, the ECG circuit configured to receive signals from the electrode leads when the sensor is worn by the patient and, after processing them, generate an ECG waveform;
wherein the primary housing further comprises a processing system configured to analyze the ECG waveform to identify a first fiducial marker comprised in the ECG waveform, and based on the first fiducial marker, identify a first set of fiducial markers comprised in the red PPG waveform, and a second set of fiducial markers comprised in the infrared PPG waveform, the processing system further configured to collectively process the first and second set of fiducial markers to generate the SpO2 value; and,
a closed-loop temperature controller comprised within the secondary housing and in electrical contact with each of the heating element, the temperature sensor, and the processing system, the closed-loop temperature controller configured to: 1) receive a first signal from the temperature sensor; 2) receive a second signal from the processing system corresponding to one of the first and second sets of fiducial markers; 3) collectively process the first and second signals to generate a control parameter; and 4) control an amount of heat generated by the heating element based on the control parameter.

US Pat. No. 11,026,586

DETERMINING CHANGES TO AUTOREGULATION

Covidien LP, Mansfield, ...

1. A device comprising:a display; and
processing circuitry configured to:
receive a first signal indicative of a first physiological parameter of a patient;
receive a second signal indicative of a second physiological parameter of the patient;
determine a first estimate of a limit of autoregulation of the patient based on the first signal and the second signal;
determine a blood pressure difference between the first estimate of the limit of autoregulation and one or more other estimates of the limit of autoregulation;
determine a weighted average of the first estimate of the limit of autoregulation and a previous value of the limit of autoregulation based on the blood pressure difference between the first estimate of the limit of autoregulation and the one or more other estimates of the limit of autoregulation;
determine an autoregulation status based on the weighted average; and
output, for display via the display, an indication of the autoregulation status.

US Pat. No. 11,026,585

SYSTEM AND METHOD FOR INTRAOPERATIVE VIDEO PROCESSING

Synaptive Medical Inc., ...

1. A monitoring system for providing visual enhancements during a medical procedure, the system comprising:a sensor for capturing visual information of a site during the medical procedure in real time, the sensor being a camera and the visual information being a video of a field-of-view (FOV) of the site during the medical procedure, the visual information comprising current visual information as a current frame of the video taken at a first point in time during the medical procedure;
a memory for storing at least a portion of the visual information as stored visual information, the stored visual information having been captured at a second point in time during the medical procedure prior to the first point in time, the stored visual information being one or more past frames of the video;
a display for displaying the current visual information; and
a processor coupled to receive the current and stored visual information from the sensor and the memory, and coupled to transmit output data for display on the display, the processor being configured to:
identify and compare a feature of interest in the current visual information at the first point in time and the stored visual information at the second point in time;
generate feedback data associated with the feature of interest using the current visual information and the stored visual information; and
cause the display to display a virtual representation of the feedback data overlaid on the current visual information.

US Pat. No. 11,026,584

HANDHELD DEVICE AND METHOD FOR TOMOGRAPHIC OPTOACOUSTIC IMAGING OF AN OBJECT

iThera Medical GMBH, Nue...

1. A handheld device for optoacoustic imaging of an object, the handheld device comprising:an irradiation unit configured to irradiate a region on or within the object with electromagnetic radiation;
a detector unit configured to detect acoustic waves generated in the object upon irradiation with electromagnetic radiation, the detector unit comprising an array of at least 128 detector elements and a curved surface forming a recess,
wherein the irradiation unit is disposed in the recess,
wherein the array of detector elements is arranged in a line along an arc on the curved surface, and
wherein the detector elements are arranged in the recess such that the surface normals of at least a part of the detector elements are directed to a region of interest of the object and intersect at an intersection point located in the region of interest;
wherein the irradiation unit is designed such that the irradiated region on or within the object coincides or overlaps with the intersection point of the surface normals of the detector elements; and
a cover element that seals the curved surface on which the array of detector elements is provided such that the curved surface together with the cover element form a closed cavity that accommodates a coupling medium.

US Pat. No. 11,026,583

INTRAVASCULAR CATHETER INCLUDING MARKERS

International Business Ma...

1. A catheter comprising:a monitoring body having an axis extending along a length of the monitoring body;
an imaging sensor disposed at a distal end of the monitoring body; and
a pair of elliptical hoops fixed on the monitoring body and offset from one another, each of the elliptical hoops encircling the monitoring body, wherein a first elliptical hoop of the pair is disposed in a first plane having an angle about 45 degrees to the axis and a second elliptical hoop of the pair is disposed in a second plane having an angle about 45 degrees to the axis and rotated 90 degrees, on the axis, from the first plane such that the pair of elliptical hoops indicate, through their combined appearance with the distal end from a given point of view, an orientation and exact rotational position of the imaging sensor over 360 degrees of rotation of the monitoring body about the axis.

US Pat. No. 11,026,582

OXYVU-1 HYPERSPECTRAL TISSUE OXYGENATION (HTO) MEASUREMENT SYSTEM

HYPERMED IMAGING, INC., ...

1. A non-transitory computer readable storage medium storing one or more programs, the one or more programs comprising instructions which, when executed by an imaging system configured to acquire a plurality of images of a tissue of a subject, cause the imaging system to:resolve a plurality of absorption signals from the plurality of images,
account for a contribution provided by melanin and losses caused by diffuse scattering in each respective absorption signal in the plurality of absorption signals, wherein the respective contribution provided by melanin and the respective losses provided by diffuse scattering to each respective absorption signal in the plurality of absorption signals are collectively modeled, thereby forming a plurality of corrected absorption signals,
determine a plurality of tissue oxygenation measurements for the tissue based on the plurality of corrected absorption signals, and
form a two-dimensional image of tissue oxygenation of the tissue from the plurality of tissue oxygenation measurements.

US Pat. No. 11,026,581

OPTICAL PROBE FOR DETECTING BIOLOGICAL TISSUE

INDUSTRIAL TECHNOLOGY RES...

1. An optical probe for detecting a biological tissue, comprising:a surface imaging module, capturing and imaging a surface image of the biological tissue, wherein the surface imaging module includes a telecentric lens, a first optical mirror, a lens assembly, an imaging sensor, and a light source emitting a first detecting light;
a tomography capturing module, capturing a tomography image of the biological tissue and receiving a second detecting light, wherein the tomography capturing module includes the telecentric lens, the first optical mirror, a scanner, and a first collimator;
a first polarizer; and
a second polarizer,
wherein the first detecting light passes via a first optical path in the following sequence from the light source, through the biological tissue, the telecentric lens, the first optical mirror, the lens assembly, to the imaging sensor, and the second detecting light passes via a second optical path in the following sequence from the first collimator, through the scanner, the first optical mirror, the telecentric lens, the biological tissue, the telecentric lens, the first optical mirror, the scanner, to the first collimator,
wherein the light source has a light emitting-surface for emitting the first detecting light directly toward the biological tissue,
wherein the surface imaging module and the tomography capturing module are connected by the telecentric lens in the first optical path and the second optical path,
wherein the light source is disposed adjacent to the telecentric lens, to have the first detecting light being emitted to the biological tissue, and transmitted to the imaging sensor via the first optical path,
wherein the first polarizer has a hollow ring shape and is disposed between the light source and the biological tissue, and the second polarizer is disposed between the telecentric lens and the imaging sensor.

US Pat. No. 11,026,580

MULTI-FUNCTIONAL HANDHELD OPTICAL COHERENCE TOMOGRAPHY IMAGING SYSTEM

SYNAPTIVE MEDICAL INC., ...

1. An OCT (Optical Coherence Tomography) handheld device adapted for use with a surgical access port in a surgical procedure, the device comprising:a housing configured to facilitate handheld OCT scanning during the surgical procedure, the housing comprising a distal end and a proximal end, the distal end comprising an OCT scanning end, the housing comprising a grip portion configured to facilitate holding the housing and a button configured to initiate an OCT scan when actuated, and the distal end and the proximal end disposed at an ergonomic angle therebetween;
an OCT scanning device disposed in the housing, the OCT scanning device configured to: perform the OCT scan from the OCT scanning end when the button is actuated by at least one of OCT polarized scanning and Doppler OCT scanning, and receive and convey OCT light between the proximal end and an OCT analyzing system;
at least one cylindrical hollow tip extending from the OCT scanning end, the at least one cylindrical hollow tip configured to receive and collect the OCT light therethrough, each at least one cylindrical hollow tip comprising a tissue end configured to interact with tissue during the surgical procedure, a lens system comprising a lens, and a window disposed at the tissue end, the window configured to planarize the tissue and to facilitate mechanical stabilization for the OCT handheld device in relation to the tissue during the surgical procedure, the window being transparent to the OCT light, the lens comprising a lens internal in relation to at least one cylindrical hollow tip, and the lens system configured to focus the OCT light;
at least one adapter configured to removable couple the at least one cylindrical hollow tip with the OCT scanning device;
at least one surgical drape with a distal portion coupled with an outer circumference portion of the at least one cylindrical hollow tip, the at least one surgical drape configured to extend from the outer circumference portion of the at least one cylindrical hollow tip, over the housing and the ergonomic angle, and beyond the proximal end of the housing to a proximal portion; and
at least one coupler configured to couple the OCT scanning device with a robotic arm of a device positioning system through an aperture of the at least one surgical drape positioned between the distal and proximal portions, the robotic arm controlling position of the at least one cylindrical hollow tip in relation to the surgical access port,
wherein each at least one cylindrical hollow tip is removably coupled with each at least one adapter by a bayonet mount.

US Pat. No. 11,026,579

CONTROLLING DERIVATION OF A BIOMETRIC CHARACTERISTIC OF A SUBJECT

Nokia Technologies Oy, E...

1. A method, comprising:deriving, by a device, on basis of one or more sensor signals that are descriptive of respective characteristics of a body of a living subject, at least a first biometric signal that is descriptive of a first biometric characteristic of said subject;
detecting, by the device, a presence of another device that is capable of providing, over a wireless link, information carried in a second biometric signal that is descriptive of a second biometric characteristic of a subject;
receiving, by the device, from the detected device via the wireless link, one or more values of the second biometric characteristic carried in said second biometric signal; and
selectively disabling, by the device, derivation of said first biometric signal in dependence of said one or more values of the second biometric characteristic received from said detected device, wherein the first biometric signal is selectively disabled while the one or more values of the second biometric characteristic are indicating a normal condition of said subject.

US Pat. No. 11,026,578

ALERTING FOR LOSS OF FULL SKIN CONTACT OF PATIENT ELECTRODES

West Affum Holdings Corp....

1. A method for a patient electrode having a pad adapted to be attached onto a skin of a patient, a contact detector coupled to the pad and adapted to be in one of a plurality of detector states, and an output device, the method comprising:determining from a current one of the detector states whether the pad has adversely affected contact with the skin of the patient, the patient electrode further having an electrode lead coupled to the pad; and
providing, by the output device, an alert responsive to determining from the current one of the detector states that the pad has adversely affected contact with the skin of the patient, the output device coupled to one of the pad and the electrode lead;
wherein a sense signal is generated that encodes the current one of the detector states, wherein the sense signal comprises a Radio Frequency Identification (RFID) interrogation wave transmitted to an RIFD tag of the patient electrode, and
wherein the output device provides the alert responsive to receiving a version of the sense signal when the version of the sense signal indicates the pad has adversely affected contact with the skin of the patient.

US Pat. No. 11,026,577

REBOUND TONOMETRY METHOD AND APPARATUS

Reichert, Inc., Depew, N...

1. An ophthalmic instrument comprising:a probe;
a conductive drive coil in which the probe is received;
a controller configured to momentarily energize the drive coil to propel the probe in a forward direction toward an eye of test subject, wherein the probe contacts a cornea of the eye and is rebounded from the cornea in a reverse direction opposite the forward direction;
a conductive measurement coil through which the probe moves;
wherein the controller is further configured to measure a current induced in the measurement coil by the moving probe and provide a measurement signal representing velocity of the probe as a function of time, and wherein the drive coil is energized such that a magnitude of the velocity of the probe is not kept constant after the probe is rebounded from the cornea; and
signal processing logic configured to calculate at least one viscoelastic parameter of the cornea based on the measurement signal.

US Pat. No. 11,026,576

REDUCING ERRORS OF TONOMETRIC MEASUREMENTS BY USING A TONOMETER TIP WITH A CURVED CORNEA-CONTACTING SURFACE

CATS TONOMETER, LLC, Tuc...

1. A method for measurement of intraocular pressure (IOP) with a contact tonometer, the method comprising:pressing an axial portion of a cornea-contacting curvilinear surface of a first tonometer tip against the cornea of an eye to apply a force to the cornea and to define a first surface of contact with the cornea-contacting curvilinear surface,
wherein the first tonometer tip has a first axis and the cornea has a corneal axis,
forming a first image of the first surface of contact in light transmitted twice through the first tonometer tip and reflected from the cornea, the first image including first and second substantially semicircular portions,
adjusting the force applied by the first tonometer tip to the cornea to achieve a condition when adjacent ends of said first and second semicircular portions substantially coincide,
wherein said condition is achieved only when the first axis and the corneal axis substantially coincide.

US Pat. No. 11,026,575

METHODS AND SYSTEMS OF OPTICAL COHERENCE TOMOGRAPHY WITH FIDUCIAL SIGNAL FOR CORRECTING SCANNING LASER NONLINEARITY

AMO Development, LLC, Sa...

1. A system, comprising:a swept laser light source configured to generate laser light having a frequency swept across a frequency bandwidth as a function of time;
a sample path configured to direct a first portion of the laser light to an eye as a probe beam and to receive a returned portion of the probe beam from the eye, returned by at least one of reflection and scattering, wherein the sample path includes a fiducial generator configured to introduce a fiducial signal into the returned portion of the probe beam from the eye, the fiducial generator including:
an optical path length;
a reflective surface disposed at a first end of the optical path length; and
a beam splitter configured to couple part of the first portion of the laser light to a second end of the optical path length, and to combine reflected light from the reflective surface with the returned portion of the probe beam from the eye, wherein the reflected light from the reflective surface constitutes the fiducial signal;
a reference path for passing therethrough a second portion of the laser light, the reference path having a defined optical path length;
a detector configured to receive the returned portion of the probe beam from the eye and the second portion of the laser light from the swept laser light source which passed through the reference path, and in response thereto to output an optical coherence tomography (OCT) output signal having a fiducial peak corresponding to the fiducial signal and having OCT peaks whose relative timing represents depths of surfaces of structures of the eye; and
a signal processor configured to process the OCT output signal and to produce data indicating the depths of surfaces of structures of the eye.

US Pat. No. 11,026,574

APPARATUS AND METHOD FOR USING INFRARED THERMOGRAPHY FOR VIEWING A TEAR FILM

BEYOND 700 PTY LTD, Cast...

1. An apparatus for observing a tear film on a person's or animal's eye, the apparatus comprising:an infrared sensitive camera that includes a camera lens system; and;
a computer configured to receive data from the camera, process the data using software and represent the processed data on a display,
wherein the camera is configured to measure temporal and spatial changes of thermal radiation from a surface of the eye at a frame rate, a spatial resolution, and a thermal sensitivity that allows the dynamics of the tear film to be visualised.

US Pat. No. 11,026,573

MONOCULAR AND BINOCULAR RELATIVE FOCAL PHOTO-STRESS

1. A device for binocular relative photo-stress testing of the macula comprising:two pairs of vertically aligned rivalrous light stimulus pairs having a top image pair and a bottom image pair, each pair having a bright stimulus and a dim stimulus, the top image pair and the bottom image pair being configured to fuse to form a top visual impression and a bottom visual impression;
an adjusting mechanism configured to adjust the brightness of one or both of said rivalrous light stimulus pairs to bring a brightness sense into a balance such that the top visual impression and the bottom visual impression appear equally bright;
a photo stressing focal light source, the photo stressing focal light source having a focal beam with a diameter subtending an angle of less than that of a symbol with a visual acuity setting at 20/400 configured to photo stress the macula of at least one eye;
a photo stress recovery endpoint having the bright stimulus of the top visual impression and the bright stimulus of the bottom visual impression having an equal brightness balance; and
a timer having a digital display configured to display the time that have elapsed, the timer being configured to measure a photo-stress recovery time period where the digital display of the timer is visible.

US Pat. No. 11,026,572

OPHTHALMIC EXAMINATION SYSTEM AND OPHTHALMIC EXAMINATION MANAGEMENT SERVER

TOPCON CORPORATION, Toky...

1. An ophthalmic examination system comprising:an ophthalmic examination apparatus;
an internal examiner terminal used by an internal examiner in a facility where the ophthalmic examination apparatus is installed, the internal examiner terminal configured to receive information concerning an ophthalmic examination of a subject from the ophthalmic examination apparatus;
an external examiner terminal used by an external examiner outside the facility;
communication establishment circuitry configured to establish communication between the ophthalmic examination apparatus and a selected at least one of the external examiner terminal and the internal examiner terminal based on a selected communication mode selected from a plurality of predetermined communication modes that control a communication state of the internal examiner terminal and the external examiner terminal; and
communication request receiving circuitry configured to receive a communication request from the ophthalmic examination apparatus, wherein
the communication establishment circuity selects one of the plurality of predetermined communication modes based on the communication request, and establishes the communication between the ophthalmic examination apparatus and the selected at least one of the external examiner terminal and the internal examiner terminal based on the selected one of the plurality of predetermined communication modes and the communication request, the plurality of predetermined communication modes include a second mode in which the subject is receiving assistance from the external examiner terminal, a third mode in which the subject is receiving assistance from the internal examiner terminal, and a fourth mode in which the subject is receiving assistance from the internal examiner terminal and the external examiner terminal, each of the plurality of predetermined communication modes having a unique identifier,
the communication including a transmission, from the ophthalmic examination apparatus to the selected at least one of the internal examiner terminal and the external examiner terminal, of the information concerning the ophthalmic examination of the subject, and
the ophthalmic examination apparatus includes
examination state information generating circuitry configured to generate examination state information representing a completed phase of the ophthalmic examination,
communication request generating circuitry configured to generate the communication request based on the examination state information generated by the examination state information generating circuitry, and
communication request sending circuitry configured to send the communication request generated by the communication request generating circuitry to a management apparatus.

US Pat. No. 11,026,571

METHOD FOR PROCESSING PUPIL TRACKING IMAGE

WENZHOU MEDICAL UNIVERSIT...

1. A method for processing pupil tracking images, comprising the steps of:1) acquiring multiple eye images;
2) processing each acquired eye image, and determining whether a pupil can be positioned in the acquired image; and
3) determining that the pupil tracking is completed when the pupil can be positioned in multiple consecutive eye images of the multiple eye images;
wherein in step 2), the processing method for each acquired eye image includes the steps of:
step 1, searching bright spots formed by projection of illumination light on a pupil;
step 2, performing Blob analysis on the bright spots to determine a potential pupil area;
step 3, carrying out gray normalization on the potential pupil area and carrying out multi-scale binarization;
step 4, finding a potential circular area through Blob analysis, and obtaining a gravity center and a rough radius of the circular area;
step 5, taking the gravity center obtained in the step 4 as the center of a circle, adopting a 360-degree outward line drawing method to obtain gray level jump, and obtaining the maximum gray level jump of the left, right and lower parts of the pupil, namely the maximum jump being the boundaries of the left, right and lower parts of the pupil;
step 6, obtaining a boundary and determining the reliability of the boundary by adopting a support vector machine (SVM) according to a gray value obtained by a line drawing method, the boundary being an upper edge area of the pupil; and
step 7, according to the boundaries of the left, right, lower and upper parts of the pupil obtained in step 5 and step 6, the pupil is obtained by using a least square method to fit a circle.

US Pat. No. 11,026,570

INFORMATION PROCESSING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An information processing apparatus comprising:a first acquisition portion acquiring a front image of an eye fundus;
a second acquisition portion acquiring an En-Face image on basis of a plurality of tomographic images of the eye fundus; and
a display control portion controlling a display unit to display the En-Face image in a superimposed relation to the front image and two boundary lines in a superimposed relation to the tomographic image,
wherein a depth range of the En-Face image is defined by the two boundary lines, and
wherein the display control portion changes a depth range, at the eye fundus, of the En-Face image superimposed on the front image by moving each of the two boundary lines on the tomographic image.

US Pat. No. 11,026,569

OTOSCOPE PROVIDING MULTI-DIRECTIONAL ILLUMINATION

Wisconsin Alumni Research...

1. An otoscope comprising:a housing adapted for support by a hand of a healthcare professional and having a housing distal end;
an elongate probe element having a probe proximal end movably attached to the housing so that a probe distal end of the elongate probe may extend between an extension position beyond the housing distal end and a retraction position retracted from the extension position;
an electronic camera supported by the probe distal end for viewing into the ear canal; and
a sheath having a sheath proximal end removably coupled to the housing and extending beyond the housing distal end to cover at least a portion of the elongate probe beyond the housing distal end when the elongate probe is in the extension position.

US Pat. No. 11,026,568

FLUID FILTRATION, CLEANING, AND DEFOGGING DEVICE

Buffalo Filter LLC, Lanc...

1. A method of aiding medical procedures, the method comprising:(a) providing a housing defining a first opening, a second opening, and an interior;
(b) providing a first cleaning element maintained within the interior relative to the first opening, the first cleaning element comprising at least one cleaning agent operable to remove extraneous debris from an object;
(c) providing a second cleaning element maintained with the interior relative to the second opening, the second cleaning element comprising at least one cleaning material and at least one white reference material, the at least one cleaning material operable to remove debris from an object; and
(d) providing a conduit defining a passage from a first end of the housing to a second end of the housing, the conduit comprising at least one filter and at least one liquid trap, the conduit operable to allow a flow from the first end of the housing to the second end of the housing and to remove debris from the flow.