Abstract: A method of reinforcing a biological construct according to an exemplary aspect of the present disclosure includes, among other things, attaching a suture loop/needle construct to a reinforcement material and stitching the reinforcement material to a biological construct to form a reinforced biological construct. The reinforcement material is attached to the suture loop/needle construct prior to approximating the reinforcement material to the biological construct.

Abstract: A system and associated method for manipulating tissues and anatomical or other structures in medical applications for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes a delivery device and a plurality of anchor assemblies. The delivery system is configured to deliver a first anchor using loaded energy and reload the energy required to deliver an addition anchor.

Abstract: Devices, systems and methods for compressing, cutting, incising, reconfiguring, remodeling, attaching, repositioning, supporting, dislocating or altering the composition of tissues or anatomical structures to alter their positional or force relationship to other tissues or anatomical structures. In some applications, the invention may be used to used to improve patency or fluid flow through a body lumen or cavity (e.g., to limit constriction of the urethra by an enlarged prostate gland).

Abstract: A crimping device for securing a suture to a double-pointed medical suture needle includes a lower block and an upper block that can be pressed against each other to secure the suture to the double-pointed medical suture needle. Each of the lower block and upper block have a first groove configured to accommodate the suture; and a second groove configured to accommodate the double-pointed medical suture needle, the second groove extending in a second groove extension substantially perpendicular to a first groove extension of the first groove, wherein the second groove comprises a protrusion at an intercept of the first groove and second groove. The disclosure further relates to a method of securing at least one suture to at least one double-pointed medical suture needle.

Abstract: A stitching device includes a handle assembly and an elongate shaft assembly. The handle assembly includes a main rod and a drive conversion assembly including a cam wheel, a pivot block, first and second links, and a pawl. The pawl is operatively coupled to the main rod, and is configured to engage the pivot block to cause rotation of the pivot block which, in turn, causes reciprocating displacement of the first and second links. The elongate shaft assembly includes first and second blade drive members coupled to the cam wheel. The tool assembly includes first and second jaws and first and second blades. The first and second blades are operatively coupled with the respective first and second blade drive members, wherein axial displacement of the main rod transitions the first and second jaws between open and closed positions and causes reciprocating axial displacement of the first and second blades.

Abstract: A positioning and retrieval device manipulated by carrying element coupled to a handle and driven by an actuator that allows for axial movement and rotational movement of a capturing portion on the carrying element.

Abstract: The present disclosure relates to automated systems, devices, and methods of sewing a target device such as a prosthetic implant device. The systems and methods include forming a stitch on the target device, adjusting a thread coupled to a needle used to form the stitch so that the thread is clear of (e.g., does not interfere with) a path of the needle, and applying a targeted tension to the thread to tension the stitch on the target device. The suturing process can also include providing different targeted tensions during formation of the stitch. The suturing process can also include providing different targeted tensions at different stages of the formation of the stitch to aid in forming the stitch, to clear the needle path of the thread, and/or to hold the stitch in place in preparation for the next stitch.

Abstract: A surgical device is provided and includes a handle housing, an endoscopic assembly, and a follower assembly. The endoscopic assembly extends distally from the handle housing and includes an inner tube defining a longitudinal axis. The inner tube includes a distal portion defining a pair of opposed tines. The endoscopic assembly is configured to support a plurality of anchors at least partially therein. The follower assembly is disposed at least partially within the inner tube at a location proximal of the plurality of anchors, and includes a head and a shaft. A portion of the head is disposed between the pair of opposed tines. Actuation of the endoscopic surgical device causes rotation of the inner tube about the longitudinal axis relative to the handle housing, and causes distal advancement of the follower assembly relative to the inner tube.

Abstract: An apparatus and a method are provided for a sterile staple implant kit that a surgeon may unpack and utilize during a surgery. The staple implant kit comprises a group of complementary surgery-specific instruments that are packaged in a sterile state. An instrument tray is configured to preserve the instruments in the sterile state until the staple implant kit is opened during the surgery. The instrument tray is configured to provide the surgeon with easy access to the instruments during the surgery. The staple implant kit comprises at least a staple inserter and a surgical staple suitable for being implanted in parallel holes drilled across a bone fusion or fixation site of a patient. The surgical staple preferably is loaded in a relaxed configuration into the staple inserter. A staple retention clip retains the surgical staple in the staple inserter until the staple is distracted during the surgery.

Abstract: A surgical stapling device includes a tool assembly having an anvil, a cartridge assembly movable in relation to the anvil between open and clamped positions, a drive member, and a biasing mechanism or member. The biasing mechanism or member is configured to urge the cartridge assembly in relation to the anvil assembly to its fully open position to provide access to tissue during a surgical procedure.

Abstract: A suturing system including an elongate distal member and an elongate proximal member proximal the elongate distal member, the elongate proximal member having a lumen. A needle deployment actuator extends to the elongate distal member and is configured to initiate proximal movement of a needle toward an opening of the elongate proximal member. A guide is disposed within the elongate proximal member, a perimeter of the guide forming a plurality of needle receiving gaps that, when viewed in cross-section, are circumferentially spaced about the deployment actuator with a portion of the guide disposed between adjacent needle receiving gaps extending outwardly towards a wall of the lumen of the elongate proximal member.

Abstract: A surgical stapling instrument includes an elongate body portion defining a longitudinal axis, an end effector supported on a distal portion of the elongated body portion, and a deployment member extending from the elongate body portion into the end effector. The end effector includes a housing having a base portion and a jaw portion, an anvil assembly supported on the jaw portion, and a cartridge assembly releasably supported on the base portion. The cartridge assembly includes an alignment pin assembly. The deployment member includes a distal portion supporting an abutment member and is movable between a retracted position and an advanced position. The abutment member is releasably coupled to the alignment pin assembly when the deployment member is in the retracted position and is fixedly secured to the alignment pin assembly when the deployment member is moved from the retracted position.

Abstract: A surgical instrument that includes a first jaw that has a pair of laterally aligned vertical slots formed in a proximal end portion thereof. Each vertical slot includes an open upper end. A second jaw is movably supported for selective pivotal travel relative to the first jaw between a fully open and a fully closed position. Pivot members protrude laterally from the second jaw and are each received in a corresponding one of the vertical slots in the first jaw such that the pivot members may pivot therein. A retainer member is configured to operably engage the proximal end portion of the first jaw and retain the pivot members in the corresponding vertical slots as the second jaw moves between the fully open and the fully closed positions.

Abstract: A ethically sound, safe, feasible, and cost-effective microsurgery practice technique that can easily be practiced by trainees having different skill levels and an adjustable device for holding and manipulating vascular tissue during microsurgery practice, especially for practicing anastomoses.

Abstract: The present invention relates to a device for endoscopy or endosonography-guided transluminal interventions whereby two luminal structures in the body may be drawn toward each other and a fluid conduit formed in between. The device may have a hollow central member to which is coupled a distal retention member and in one embodiment a proximal retention member. The retention members may each be positioned inside one of the luminal structures and expanded from a first condition to an expanded second condition having an increased radius. The length of the central member may be shortened and its diameter expanded to approximate the two retention members and thereby the luminal structures.

Abstract: Tissue anchors comprise a woven filament braid body having an elongated tubular configuration and a foreshortened configuration where proximal and distal ends of the body expand radially into double-walled flange structures while leaving a cylindrical saddle region therebetween. The tissue anchors are deployed through penetrations between adjacent tissue layers, where the flanges engage the outer surfaces of the tissue layers and the saddle region resides within the tissue penetrations.

Abstract: Disclosed embodiments include apparatuses, systems, and methods for facilitating surgical anastomosis between bodily passages. In an illustrative embodiment, an eversion mechanism is configured to partially evert a distal portion of an opening of a receiving passage and further configured to leave a proximal portion of the opening of the receiving passage in a non-everted position. A donor support mechanism is configured to partially evert a distal portion of an opening at an end of a donor passage and further configured to leave a first proximal portion of the end of the donor passage in a non-everted position. The donor support mechanism is further configured to form a passage juncture at the end of the donor passage and the opening of the receiving passage. A suturing mechanism is configured to motivate a filament through a generally helical path around the passage juncture to suture the donor passage to the receiving passage.

Abstract: A ligation clip includes first and second beams that are movable in relation to each other from an open position to a clamped position to define an opening that is dimensioned to be received about end portions of vessel portions to be joined together during an anastomosis procedure to secure the end portions to an anvil shaft and/or an anvil retainer of a circular stapling device. The use of ligation clips to perform this function obviates the need to form a purse suture in the end portions of the vessel portions during the anastomosis procedure and reduces the amount of time required to perform an anastomosis procedure.

Abstract: Disclosed are systems and methods for safely and effectively deploying a hemoclip onto a patient's desired target using a combined hemoclip and endoscopic system. For instance, disclosed is an endoscope that includes a lumen for a hemoclip of the present disclosure to pass through. Additionally, disclosed are hemoclips that are configured to be in a compressed position until the hemoclip is deployed out of an endoscope where it opens into an X-shape. Then, the hemoclip may be clipped onto the target to encapsulate the desired target within the patient. Once the hemoclip is clamped onto the target, the endoscope can move onto the next target for successive deployment and utilization of the hemoclips without manual reload.

Abstract: The invention provides intravascular devices for treating certain medical conditions such as edema without causing thrombosis. The intravascular devices of the disclosure include non-thrombogenic surfaces that improve blood compatibility by reducing device-related thrombus formation and inflammatory reactions. The non-thrombogenic surfaces may include surface topographies (e.g., surface roughness) and modified chemistries (e.g., coatings and/or treatments), which prevent thrombosis by reducing local shear forces and inhibiting adhesion of blood clotting factors.

Abstract: The invention provides intravascular devices for treating certain medical conditions such as edema without causing thrombosis. The intravascular devices of the disclosure include non-thrombogenic surfaces that improve blood compatibility by reducing device-related thrombus formation and inflammatory reactions. The non-thrombogenic surfaces may include surface topographies (e.g., surface roughness) and modified chemistries (e.g., coatings and/or treatments), which prevent thrombosis by reducing local shear forces and inhibiting adhesion of blood clotting factors.

Abstract: The invention provides intravascular devices for treating certain medical conditions such as edema without causing thrombosis. The intravascular devices of the disclosure include non-thrombogenic surfaces that improve blood compatibility by reducing device-related thrombus formation and inflammatory reactions. The non-thrombogenic surfaces may include surface topographies (e.g., surface roughness) and modified chemistries (e.g., coatings and/or treatments), which prevent thrombosis by reducing local shear forces and inhibiting adhesion of blood clotting factors.

Abstract: Embodiments of the present invention provide an improved vascular occlusion device for occlusion of a passageway, cavity, or the like. According to one embodiment, a medical device for occluding a left atrial appendage is provided. The medical device includes a first portion having at least one plane of occlusion that is configured to be positioned outside of the left atrial appendage, and a second portion having at least one plane of occlusion that is configured to be at least partially positioned within a cavity defined by the left atrial appendage.

Abstract: A vascular plug comprises a superstructure expandable from a collapsed percutaneous insertion configuration to an expanded deployment or use configuration. The superstructure is comprised of both primary and secondary three-dimensional shapes allowing for the occlusion of a wide range of vessel sizes from small to large through a disproportionately small delivery catheter. The plug includes a shape memory element for the generation of radial force and the creation of the larger secondary three-dimensional twisting or helical superstructure as is needed for target vessel occlusion.

Abstract: Devices and methods for treating vascular defects, such as, for example, balloon-type aneurysms, are described herein. In one embodiment, an apparatus includes an insertion portion and an expandable implant. The expandable implant is configured to be deployed in an aneurysm and is coupled to the insertion portion. The expandable implant has a first portion and a second portion coupled to the first portion. The expandable implant is movable between a first configuration in which the first portion and the second portion are substantially linearly aligned and a second configuration in which the second portion at least partially overlaps the first portion.

Abstract: A tourniquet assembly for providing additional comfort when giving blood includes a pad which is comprised of a flexible material. The pad has a first side, a second side and a perimeter edge extending between the first and second sides. The perimeter edge includes a front edge, a rear edge, a first lateral edge and a second lateral edge. The pad is elongated and has a longitudinal axis extending through the first and second lateral edges. A band is coupled to the second side of the pad. The band extends along the longitudinal axis. The band is comprised of a flexible material and is wrapped around a limb to secure the pad to a person's limb.

Abstract: Disclosed herein is a patella clamp configured to grip a patient's patella. The patella clamp includes a clamping assembly, a ratchet arm assembly, and a handle assembly. The clamping assembly includes first and second patella grip portions mounted in opposing relationship. In use, actuation of the handle assembly moves the second patella grip portion towards the first patella grip portion to clamp the patient's patella. The handle assembly is configured to be moveably adjustable (e.g., rotatable) relative to the clamping assembly. For example, each of the first and second patella grip portions are coupled to mating features mounted on the ratchet arm assembly. Decoupling of the mating features allows the first and second patella grip portions to rotate about the longitudinal axis of the ratchet arm assembly. Thus arranged, the patella clamp is configured to enable the surgeon to reposition the handle assembly to provide increased visibility, etc.

Abstract: A surgical handpiece system capable of determining a suitable screw length for bone fixation with a bone plate that compensates an initial screw length value based on orientation of the surgical handpiece system during a drilling process. The surgical handpiece system comprising a surgical handpiece including a depth measurement extension and a sensor. The depth measurement extension may be configured to determine a thickness of bone when a drill bit is attached and used to drill through the bone. The sensor may be configured to generate an orientation signal responsive to orientation of the depth measurement extension. The surgical handpiece system also comprises a processor in communication with the sensor and configured to determine the suitable screw length for bone fixation based the sensor.

Abstract: A reaming device for preparing a glenoid of a patient may include a base configured for mounting to bone and an oscillatory rasp configured to be translatable in a proximal-distal direction relative to the base while the base is coupled to the glenoid of the patient.

Abstract: The present disclosure provides systems and methods for repairing a defect on a portion of an articular surface of a human body, particularly of the glenoid. More particularly, the present disclosure provides systems and methods for repairing both a glenoid cavity and a glenoid rim of the glenoid using a single implant.

Abstract: Various surgical devices and methods are disclosed herein. Also disclosed is multi-component prosthesis, which can be used as an ankle prosthesis. One of the disclosed surgical alignment systems includes a guide arm, a ratchet arm frame configured to be coupled slidably to the guide arm, a ratchet arm configured to be coupled to the ratchet arm frame, and a sagittal sizing guide body configured to be coupled to the ratchet arm. The sagittal sizing guide body includes a first radiopaque object disposed at a first position and a second radiopaque object disposed at a second position that is spaced apart from the first position.

Abstract: A surgical tool for use in a system for removing bone from vertebrae to relieve stenosis is provided. In one embodiment, the surgical tool includes a drill bit having a proximal end and a distal end, a drive shaft having a proximal rod portion and a distal tubular portion, the drill bit and the drive shaft configured to rotate about a horizontal axis in a clockwise direction; and an engagement system disposed between the drill bit and the drive shaft; wherein the engagement system is configured to selectively engage the drill bit to the drive shaft for powered rotation when the drill bit contacts a first material at a first predetermined resistance and to disengage the drill bit from the drive shaft when the drill bit engages a second material at a second predetermined resistance; and wherein the first predetermined resistance is greater than the second predetermined resistance.

Abstract: A surgical tool for use in a system for removing bone from vertebrae to relieve stenosis is provided. In one embodiment, the surgical tool includes a drill bit having a proximal end and a distal end, a drive shaft having a proximal rod portion and a distal tubular portion, the drill bit and the drive shaft configured to rotate about a horizontal axis in a clockwise direction; and an engagement system disposed between the drill bit and the drive shaft; wherein the engagement system is configured to selectively engage the drill bit to the drive shaft for powered rotation when the drill bit contacts a first material at a first predetermined resistance and to disengage the drill bit from the drive shaft when the drill bit engages a second material at a second predetermined resistance; and wherein the first predetermined resistance is greater than the second predetermined resistance.

Abstract: A device comprises a base. A support is attached to the base. The support is shaped to receive a calf of a person and adapted to receive a wire or pin for securing a tibia of a person. A foot plate is attachable to the base. The foot plate has a plurality of attached members. The members are configured for receiving at least a first wire or pin to fix a foot of the person relative to the foot plate while the foot plate is oriented normal to a superior-inferior direction of the foot. The foot plate is rotatable relative to the base while the foot plate is attached to the base.

Abstract: A medical device comprises a catheter and an aspiration pump. The catheter has a hybrid reinforcement to improve performance characteristics. The aspiration pump is cycled to improve aspiration efficacy.

Abstract: An intracranial thrombus removal apparatus includes a fretwork-type tube-shaped structure, and having a radially compressed loading state and a radially expanded released state. One end of the tube-shaped structure in an axial direction configured for connecting to a delivery is defined as a proximal end, and the other end in the axial direction closed by a mesh cover structure is defined as a distal end a mesh cover structure. The tube-shaped structure comprises a plurality of capturing claws, one end of each capturing claw is defined as a root part connected to a side wall of the tube-shaped structure, and the other end of each of the plurality of capturing claws is defined as a tip extending to an axis position of the tube-shaped structure, and each of the plurality of capturing claws inclines from the proximal end to the distal end while extending.

Abstract: Methods and devices for removing an obstruction from a vessel include an elongate flexible shaft with an expandable capture cage coupled to the distal end of the elongate flexible shaft. The expandable capture cage has an expanded configuration and a collapsed configuration. The collapsed configuration is adapted to be delivered through the vessel and the expanded configuration is adapted to be expanded in the vessel to enmesh the obstruction.

Abstract: Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. In one embodiment, a funnel catheter assembly includes an outer shaft and an inner shaft extending through and coaxial with the outer shaft. An expandable funnel can be coupled to a distal portion of the inner shaft. The funnel catheter assembly further includes a control assembly operably coupled to the proximal portion of the outer shaft and configured to move the outer shaft between a first position and a second position. In the first position, the outer shaft is positioned at least partially over the funnel to constrain the funnel in a compressed state. In the second position, the outer shaft is retracted proximally relative to the funnel such that the funnel can expand to an expanded state.

Abstract: Manufacturing an expandable body of a clot retrieval device having a first coating of radiopaque material defining a plurality of micro-columns and a second coating, the method including applying the first coating to strut elements, removing at least a portion of the first coating from at least one area of the strut elements, and cutting away regions of both the first coating and the strut elements to form an interconnected pattern of coated and uncoated regions.

Abstract: A neurovascular catheter having an elongate flexible tubular body. The body can have a catheter distal face residing on a first plane being at a first nonorthogonal angle relative to the longitudinal axis. The body can have a radiopaque marker being positioned in a distal zone of the tubular body and being proximal to the catheter distal face. The marker can have a marker distal face at least partially residing on a second plane being at a second nonorthogonal angle relative to the longitudinal axis. The first plane can be approximately parallel to the second plane.

Abstract: A manipulator, including an elongated chassis containing a U-shaped channel defining a distal direction and a proximal direction. The manipulator also includes an adjuster that is configured to slide in the U-shaped channel. The adjuster includes a first wheel which on rotation translates a guidewire positioned in the adjuster along an axis of the guidewire, and a second wheel which on rotation rotates the guidewire positioned in the adjuster about the axis of the guidewire. The adjuster also includes a port, distal to the first and the second wheel, that is configured to accept a tubular balloon and the guidewire.

Abstract: Described here are paranasal sinus devices for treating paranasal sinus conditions. The devices include a cavity member, ostial member, and nasal portion. One or more of the cavity member, ostial member, and nasal portion may deliver an active agent for sustained release to treat the paranasal sinus condition. Exemplary paranasal sinus conditions are sinus inflammation due to functional endoscopic sinus surgery (FESS) and rhinosinusitis.

Abstract: A surgical device controllable by a surgical robotic system is provided. The surgical device includes a housing capable of being coupled to the surgical robotic system, a drive system at least partially mounted in the housing; and a shaft rotatably coupled to the drive system at a first end of the shaft. The surgical device further includes a tissue-removal assembly coupled to the second end of the shaft. The tissue-removal assembly includes a first cutting member having a plurality of rotatable blades. The first cutting member is coupled to a second end of the shaft. The tissue-removal assembly further includes a second cutting member, one or more support elements slidably or fixedly coupled to the second cutting member, and one or more extendable elements slidably or fixedly coupled to the second cutting member.

Abstract: A surgical instrument includes a transducer configured to produce vibrations at a predetermined frequency. An ultrasonic end effector extends along a longitudinal axis and is coupled to the transducer. The ultrasonic end effector comprises an ultrasonic blade and a clamping mechanism. A controller receives a feedback signal from the ultrasonic end effector and the feedback signal is measured by the controller. A lumen is adapted to couple to a pump. The controller is configured to control fluid flow through the lumen based on the feedback signal, and the lumen is located within the ultrasonic end effector.

Abstract: An apparatus for cutting a wall of a vessel, such as scoring or slicing a lesion associated therewith. A catheter (10) includes a shaft (12) having a distal portion supporting a housing (20) including a first lateral passage (20a). A cutter (22) is adapted for moving from a retracted position within the housing (20) to a deployed position for at least partially projecting from the passage (20a). A expandable actuator (24) within the housing (20), such as an inflatable balloon (26), actuates the cutter (22) to move from the retracted position fully within the housing (20) to the deployed position at least partially projecting from the housing (20). More than one cutter (22?) may be provided, which cutters (22?) may be simultaneously actuated by the same actuator (26?).

Abstract: In a puncture needle gripping device that grips a puncture needle that punctures a target in a patient's body and a puncture robot having the puncture needle gripping device, a puncture needle gripping device that can release the puncture needle gripped by the puncture needle gripping device by a remote control, and a puncture robot having the puncture needle gripping device are provided. A puncture needle gripping device includes a first finger and a second finger that pinches a proximal end of a puncture needle therebetween, and a releasing mechanism that grips the puncture needle by pinching the proximal end of the puncture needle between the first finger and the second finger and releases the puncture needle by separating the first finger and the second finger from each other by remote control.

Abstract: An adjustable trocar assembly includes a housing configured to facilitate insertion of one or more surgical tools into a patient's body, and an elongated tubular member extending distally from the housing and defining a longitudinal axis. The elongated tubular member includes a channel configured to facilitate passage of surgical instruments through the elongated tubular member, an adjustable portion configured to facilitate axial movement of the elongated tubular member, a collar of fixed diameter; and a rim of fixed diameter equal to the diameter of the collar.

Abstract: A cannula defines a cannula axis and extends from the body of a localization device. An actuation system and a control rod are slidably and rotatably disposed within the body and the cannula. The control rod is operatively coupled to the actuation system for both slidable actuation and rotatable actuation.

Abstract: A surgical access assembly includes a surgical access device having a cannula tube, an expandable balloon positioned in a distal region of the cannula tube, and an inflation assembly positioned in a proximal region of the cannula tube. The inflation assembly has a port and a check valve. The port is in fluid communication with the expandable balloon and the check valve is transitionable between rest and actuated configurations. A syringe includes a barrel with a chamber and a plunger slidably disposed in the chamber. An extension of the barrel is configured for releasably engaging the check valve. The plunger also includes a release feature that is engageable with the check valve to transition the check valve from the rest configuration to the actuated configuration.

Abstract: A catheter system comprises an elongate catheter body including a distal end, a cannulation lumen extending through the catheter body and terminating at the distal end of the catheter body, and a steering element extending through the catheter body for steering the distal end. The catheter system also comprises an imaging element secured to a distal end portion of the catheter body and configured to obtain optical images of an area located distally of the distal end of the catheter body. The catheter body includes a ridge extending axially along an outer surface of the distal end portion, wherein a width of the ridge measured about a circumference of the catheter body is less than a length of the ridge measured along the longitudinal axis, and the imaging element is radially aligned with the ridge with at least a portion of the imaging element disposed within the ridge.