Abstract: This document provides implantable intraluminal stent graft medical devices. In some embodiments, the stent graft devices provided herein are implantable in bodily conduits that have side branches, and the stent graft devices are operable to allow the flow of fluids between the conduit and the side branches. In some embodiments, the walls of the stent graft devices provided herein include compliant channels which allow for fluid communication between the interior and the exterior of the stent graft devices. In some embodiments, the compliant channels are configured to inhibit or reduce tissue ingrowth, tissue bridging, and/or endothelialization.

Abstract: The present invention relates to a phacoemulsification handpiece, comprising a needle and a microelectromechanical system (MEMS) device, wherein the needle is coupled with the MEMS device. The phacoemulsification handpiece may further comprise a horn, wherein the horn is coupled with the needle and the MEMS device. The MEMS device is capable of generating movement of the needle in at least one direction, wherein at least one direction is selected from the group consisting of transversal, torsional, and longitudinal. The present invention also relates to a method of generating movement, comprising providing a phacoemulsification handpiece, wherein the handpiece comprises a needle and one or more MEMS devices; applying a voltage or current to the one or more MEMS devices, wherein the MEMS devices are coupled with the needle; and moving the needle in at least one direction. The present invention also relates to a vitrectomy cutter comprising one or more MEMS devices.

Abstract: A surgical instrument with a parallel gripping and clamping vascular clamp, which is equipped with coupling elements which makes possible a combination of a known detachable operating arrangement and of an actuating tool, in order to keep the access opening in the thorax free of intrusive instruments. With the parallel gripping and clamping operating means of the inventive vascular clamp, the known scissor-like means are dispensed with, and a parallel adjustment of the operating means takes place by means of a lever gear according to the invention. The lever gear is formed from a stationary lever, constructed as a body element, and from several movable levers, consisting of the tension- and pressure element, a push-pull rod, two toggle levers, two pivot arms and two movable branches.

Abstract: A medical-device position adjusting method includes inserting a guide wire farther forward than a lesion area of the body lumen from the port member; inserting an anchor device into the body lumen and fixing the guide wire to an inner wall surface of the body lumen by the anchor portion at a position farther forward than the lesion area; inserting the medical device from the port member along the guide wire to a position of the lesion area; and fixing the guide wire and the port member with the proximal-end fixing member, causing the guide wire to move in an insertion/pulling-out direction through the operation unit so as to change a path of the guide wire in the body lumen, and adjusting a position of the medical device in the lesion area.

Abstract: An IOL injection device comprises a tubular housing with a plunger longitudinally disposed within the tubular housing. The device is configured so that when the plunger is translated towards the front of the device, its tip engages an intraocular lens insertion cartridge mounted at or near the front end of the housing. The IOL injection device further comprises a control circuit. The control circuit is configured to perform the steps of advancing the plunger to a critical point at which an axial compressive force on the lens suddenly increases, retracting the plunger from the critical point to a sufficient distance for material of the intraocular lens to relax, pausing to allow the material of the intraocular lens to relax, advancing the plunger to the critical point a second time, and continuing to advance the plunger beyond the critical point to implant the intraocular lens.

Abstract: Valve retainers and delivery systems with valve retainers are disclosed. In certain embodiments, a portion of the valve retainer can rotate about a central axis of the delivery system relative to a different portion of the valve retainer. In certain embodiments, a first portion of the valve retainer can include a plurality of first orientation markings. In certain embodiments, a second portion of the valve retainer can include a second orientation marking, which can be aligned with a first orientation marking on the first portion of the valve retainer.

Abstract: A surgical implant includes at least two porous film layers each having a plurality of pores. The porous film layers are in a stacked configuration and are interconnected to one another at a plurality of attachment points to define at least one void between the porous film layers.

Abstract: An ultrasonic surgical instrument includes an elongated assembly releasably engagable with an ultrasonic transducer and including a waveguide having a blade at a distal end and a torque adapter towards a proximal end. Fixed and movable sleeves are disposed about the waveguide and support and operably couple to a jaw member at the respective distal ends thereof. A drive tube is fixed to the movable sleeve such that translation of the drive tube pivots the jaw member relative to the blade. A torque housing is slidably disposed about the drive tube, longitudinally fixed about the fixed sleeve, and fixedly about the torque adapter. A rotation knob is longitudinally fixed about the torque housing and operably coupled to the torque housing such that the torque housing and the rotation knob cooperate to define a torque wrench inhibit application of additional torque to the waveguide above a torque limit.

Abstract: A method and apparatus for treatment of heart failure by increasing secretion of endogenous naturetic hormones ANP and BNP such as by stimulation of the heart atria. Heart pacing is done at an atrial contraction rate that is increased and can be higher than the ventricular contraction rate. Pacing may include mechanical distension of the right atrial appendage. An implantable device is used to periodically cyclically stretch the walls of the appendage with an implanted balloon.

Abstract: A delivery system that includes a catheter, a balloon, a self-expanding prosthesis, and a sheath. The sheath including an opening in a wall of the sheath that initiates rupturing of the sheath so that the self-expanding prosthesis may move from its compressed state to its expanded state. Additionally, a distal end portion of the balloon that is distal to a distal end of the sheath includes an enlarged diameter portion, the enlarged diameter portion having approximately the same outer diameter as an outer diameter of the sheath when the self-expanding prosthesis is in its compressed state, and the enlarged diameter portion being the maximum outer diameter of the balloon when the self-expanding prosthesis is in its compressed state.

Abstract: A reposable surgical clip applier (10) is provided and includes a handle assembly (100), an endoscopic assembly (200) selectively connectable to a housing (102) of the handle assembly (100), and a cartridge assembly (300) selectively loadable in and connectable to the endoscopic assembly (200).

Abstract: The present invention relates generally to implants and tools for the fixation or fusion of joints or bone segments. These tools include tissue dilators and protectors. Other tools include broaches used to shape bores in bone. The tools can also include a system for removing an implant from bone. Implants can include assemblies of one or more implant structures that make possible the achievement of diverse interventions involving the fusion and/or stabilization of lumbar and sacral vertebra in a non-invasive manner, with minimal incision, and without the necessitating the removing the intervertebral disc. Implants for fusing both sacroiliac joints of a patient include a long implant that extends across both sacroiliac joints.

Abstract: A stent graft comprises a hollow cylindrical body and a sleeve catheter, wherein the body comprises at least a self-expanding stent and prosthetic material, wherein the body has a circumference in a compressed state which is smaller than a circumference of the body in an expanded state. The sleeve catheter is embodied as a flap-shaped compression element comprising two longitudinal edges, wherein a first longitudinal edge is attached to the body, wherein an extent of the flap-shaped compression element perpendicular to the first longitudinal edge is smaller than the circumference of the body in the expanded state, wherein, for compressing the body, the flap-shaped compression element can be placed around the body and a free second longitudinal edge is detachably fixable to fixation points arranged on the body and/or on the flap-shaped compression element.

Abstract: A stereotactic surgery robot according to the present disclosure may include: a rotating unit that is configured to have a surgical instrument that is able to be attached thereto, and is configured to rotate the surgical instrument on at least one of two rotational axes according to an entry posture of the surgical instrument; a moving unit that is configured to move the rotating unit in the direction of at least one of three linear axes according to the position of a surgical target; and a surgical portion support unit that is configured to be connected to the moving unit, and is configured to be detachable with respect to an operating table, wherein the moving unit may move the rotating unit such that an intersection point of the two rotational axes matches the surgical target.

Abstract: A surgical implant adapted for repairing a tissue or muscle wall defect comprises an areal, flexible basic structure which defines a primary region and at least one arm starting from the primary region and having a free end and an end area extending up to the free end. The arm is folded back and fixed (e.g. welded, sutured or glued), in its end area, to the primary region of the basic structure. Preferably, the basic structure is made from one piece and comprises a mesh.

Abstract: Disclosed herein is an intravascular device for removing thrombosis and recovering a blood flow, wherein the attachment of thrombosis can be facilitated since a plurality of minute protrusions are formed on the surface of the stent structure. The present inventive concept is able to significantly minimize any separation of the thrombosis when the device for removing thrombosis and recovering a blood flow is transferred to the outside of a human body in such a way that a plurality of minute protrusions are formed on the surface of the stent structure, and the attachment of the thrombosis to the stent can be facilitated.

Abstract: Improved surgical instruments are provided including improved suture passers, improved drill guides for forming holes in bones adjacent a joint at locations referenced to the joint anatomy, and improved osteotomy guides.

Abstract: The present disclosure relates to skirted hernia repair devices which includes at least a first mesh layer having a first side, a second side, and an outer peripheral edge, a skirt mesh layer positioned on the first side of the first mesh layer, the skirt mesh layer having an inner peripheral edge defining an opening in the skirt mesh layer, and, at least one reinforcement member that prevents the skirt mesh layer from inverting.

Abstract: Systems and methods for removal of thrombus from a blood vessel in a body of a patient are disclosed herein. The method can include: providing a thrombus extraction device including a proximal self-expanding member formed of a unitary fenestrated structure, a distal substantially cylindrical portion formed of a net-like filament mesh structure, and an inner shaft member connected to a distal end of the net-like filament mesh structure; advancing a catheter constraining the thrombus extraction device through a vascular thrombus, deploying the thrombus extraction; retracting the thrombus extraction device to separate a portion of the thrombus from the vessel wall and to capture the portion of the thrombus within the net-like filament mesh structure; and withdrawing the thrombus extraction device from the body to remove thrombus from the patient.

Abstract: The present disclosure is directed to a medical instrument. The medical instrument may include a delivery device and a retraction mechanism including a target tissue anchor and a first stabilizing anchor, wherein the target tissue anchor attaches to target tissue and connects to the delivery device.