Abstract: Implantable medical devices for connecting tissue layers, such as for connecting a gallbladder and a portion of a gastrointestinal tract to create an anastomosis, include a tubular structure having a plurality of apposition portions, a central region, and a covering material. The devices are endoscopically deployable and may include open cells or undulating edges that facilitate a secure connection between the tissue structures.

Abstract: A surgical staple includes multiple arms extending from a transverse connection area, each of the arms having tissue-gripping teeth and a resistance area of increased width located between the transverse connection area and the gripping area. In another aspect, a surgical staple includes two arms connected by an arcuate folding joint, with a deformation area located between the folding joint and a laterally enlarged resistance area, and with laterally projecting teeth longitudinally located outboard of the resistance area on each of the arms.

Abstract: An operating rod for a tattoo device includes: a drive mechanism, configured to drive an injection needle of the tattoo device to move; a first rod body, having a receiving cavity and a first fastening portion, wherein the receiving cavity is configured to receive the drive mechanism, and the first fastening portion is configured to fastened with the injection needle; and a second rod body, connected to at least part of the first rod body in a sleeved manner and configured with a second fastening portion, wherein the second fastening portion is configured to connect to the injection needle.

Abstract: A branched graft method includes securing a first end of a branch graft into a first conduit and subsequently moving the second end into a second conduit. The first conduit may be a branch vessel, such as a renal artery and the second conduit may be a main graft that extends over an aortic aneurysm. The branch graft may be deployed starting at an offset distance from the first end, thereby preventing the deployed portion from insertion into the first conduit and predetermining the insertion length into the target vessel. The first end may then be deployed to secure the first end to the first conduit. A branch graft may be a self-expanding stent graft having one or more ripcords, and/or a serpentine ripcord that enables non-linear deployment of the branch graft, or deployment that does not progress from one end to the opposing end.

Abstract: A surgery system includes a mechanical hub, an anatomy support structure coupled to the mechanical hub, a first moveable support structure, and an imaging system comprising a source element and a detector element. The imaging system is coupled to the mechanical hub via the first moveable support structure such that the source element and the detector element are repositionable relative to the anatomy support structure. The surgical system also includes a second moveable support structure coupled to the mechanical hub and a surgical instrument coupled to the mechanical hub via the second moveable support structure.

Abstract: A drape adaptor configured for coupling to a first component of a medical device and for receiving a medical tool. The first component of the medical device including a non-sterile portion of a driving mechanism. The drape adaptor comprises a sealing member configured for passing therethrough at least a portion of at least one component of a sterile portion of the driving mechanism. The drape adaptor is configured to enable transmission of torque from the first component of the medical device to the medical tool via direct engagement between the at least one component of the sterile portion of the driving mechanism and the non-sterile portion of the driving mechanism, through the sealing member, without compromising the sterility of the environment external to the drape adaptor.

Abstract: The invention is directed to a device (1) for sealingly protective and at the same time stool-discharging tamponade of a circular anastomosis of two ends of the large intestine, as occur for example in the surgical resection of a rectal carcinoma, wherein a thin-walled balloon body (5) is placed in the region of the anastomosis, and the balloon (5), providing a tamponade, is filled with a filling medium in such a way that the lowest possible pressure necessary for the sealing tamponade of the anastomosed portion of the intestine can be maintained continuously, and, even in the event of a peristaltic contraction of the rectosigmoid colon, the pressure predefined by the user is maintained as constant as possible, wherein sufficiently high volumetric flows of the pressurizing medium supplied to and removed from the balloon (5) are achieved, such that the sealing contact between the balloon (5) and the intestinal wall is maintained in all segments of the balloon body in the course of a peristaltic contraction wav

Abstract: Treatment of aneurysms can be improved by delivering an occlusive member (e.g., an expandable braid) to an aneurysm sac in conjunction with an embolic element (e.g., coils, embolic material). A treatment system for such treatment can include an electrolytically corrodible conduit having a proximal portion, a distal portion, and a detachment zone between the proximal portion and the distal portion. An occlusive member having a proximal hub is coupled to the conduit distal portion. The conduit has a lumen configured to pass an embolic element therethrough.

Abstract: A device handle is disclosed for cutting substances inside a body lumen, the device handle includes a motor configured to impart a rotational force to a drive shaft assembly and a processor, wherein the processor is configured to: control a driving of the drive shaft at a target rotational speed in a first direction; detect an actual rotational speed of the drive shaft assembly in the first direction; compare the target rotational speed and the actual rotational speed of the drive shaft assembly in the first direction; and stop the driving of the drive shaft assembly in the first direction before a completion of predetermined number of rotations in the first direction when the actual rotational speed decreases a predetermined percentage over a predetermined time frame.

Abstract: A flexible delivery catheter can be used to deploy valve repair and replacement devices at an implant site for the repair or replacement of poorly functioning native heart valves. Such a catheter can include a flexible tube having a plurality of links. A control wire can be connected to the plurality of links, such that applying tension to the control wire causes the flexible tube to bend.

Abstract: Valvular implants and blood vessel closure devices herein are configured to be positioned in the heart and to block regurgitant blood flow from the heart into blood vessels supplying blood to the heart. The valvular implants can have a cover, a membrane, a valve, a resilient frame, and/or other features. Some valvular implants can have anchors to be positioned in the blood vessels, such as in pulmonary veins, and can anchor the implant to the heart wall. Various embodiments of covers and/or membranes act as valves contracting and expanding, to alternately permit and block blood flow. The valvular implants can cover one or more blood vessels, such as one, two, three, or four pulmonary veins, and can also be configured and implanted to block an appendage to the heart, such as the left atrial appendage.

Abstract: The invention provides a device for generating shock waves. The device may comprise an elongated tube and a conductive sheath circumferentially mounted around the elongated tube. The device may further comprise first and second insulated wires extending along the outer surface of the elongated tube. A portion of the first insulated wire is removed to form a first inner electrode, which is adjacent to a first side edge of the conductive sheath. A portion of the second insulated wire is removed to form a second inner electrode, which is adjacent to a second side edge of the conductive sheath. Responsive to a high voltage being applied across the first inner electrode and the second inner electrode, a first shock wave is created across the first side edge and the first inner electrode, and a second shock wave is created across the second side edge and the second inner electrode.

Abstract: An apparatus for securing an object to bone comprises an anchor comprising a body having a distal end, a proximal end and a passageway extending at least partially between the distal end and the proximal end, wherein the body comprises a generally cylindrical outer surface having a recess, and further wherein the passageway of the body is off-center from the cylindrical outer surface of the body at the recess; and a movable element movably disposed in the passageway of the body, wherein when the anchor is disposed in a bone, and an object is secured to a suture extending through the passageway of the body, proximal movement of the movable element binds the suture to the anchor, whereby to secure the object to the bone.

Abstract: Neurovascular flow diverter and delivery systems, and methods of using the same are described herein. The systems can include a customizing member including an introducer sheath, a catheter, a deployable flow diverter that can be contained in the introducer sheath or in the catheter, a core wire, and one or several deployment features coupled to the core wire and engaging the flow diverter. The customizing member includes a tubing extending along and around a distal portion of the introducer sheath. This tubing is cuttable and contains a distal end of the flow diverter. The length of the flow diverter can be customized by cutting through the tubing and the therein contained flow diverter.

Abstract: Delivery devices and methods for delivering a stented prosthesis to a target site are disclosed. Disclosed delivery devices include a handle assembly including an actuator, an inner shaft assembly interconnected to the handle assembly, and are configured to releasably retain the stented prosthesis to the delivery device with at least one elongate tension member. The delivery devices further include a tension management device that is configured to limit the amount of tension that can be applied via the actuator to the at least one tension member. Certain embodiments are configured to apply different tension limits to different tension members that are controlled by a one or more actuators. Other various embodiments include one or more tension adjustors to selectively adjust one or more tension limits.

Abstract: A device for performing tricuspid regurgitation operation is proposed. The device for performing tricuspid regurgitation operation is easily inserted through the inferior vena cava, the tricuspid valve, and the pulmonary artery in sequence in order to treat tricuspid regurgitation (TR) which is a disease where blood from the right ventricle flows back into the right atrium through an empty space (i.e., orifice) formed by incomplete closing of the tricuspid valve (TV) which is positioned between the right atrium and the right ventricle of the heart. The device includes: a fixing member for pulmonary artery installed in the pulmonary artery; a fixing member for inferior vena cava installed in the inferior vena cava; a connecting tube connecting the fixing member for the pulmonary artery and the fixing member for the inferior vena cava to each other; and a blocking part passing obliquely through the tricuspid valve.

Abstract: A system for use with a balloon disposed at a distal end of an intrabody probe includes an output device, configured to produce an output indicating whether the balloon is elongated, and a processor. The processor is configured to calculate, based on respective locations of multiple elements disposed on a surface of the balloon, multiple values, over an interval, of a parameter indicative of a radius of the balloon. The processor is further configured to modify a state of the output based on at least one of the values. Other embodiments are also described.

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: A medical device includes an end effector at a distal end of the medical device, an actuator coupled to a proximal end of the end effector, a pivot arm pivotally coupled to the end effector distal of the proximal end of the end effector, where actuation of the actuator pivots the end effector relative to the pivot arm, and a lock on the end effector and the pivot arm, where the lock has a first state permitting the end effector to pivot relative to the pivot arm and a second state restricting the end effector from pivoting relative to the pivot arm.

Abstract: An anchor and suture assembly is provided for use with an endoscopic suturing device with a needle holder arm. The anchor assembly includes an anchor tip and an anchor body. The anchor tip has a blunt end that may be rounded or beaded, a capture groove, a tab groove and a plug portion positioned between the capture groove and the tab groove. The anchor body has first and second ends, tip tabs, retainers for removably retaining the anchor body relative to the needle holder arm, and a suture opening. The anchor tip is fixed relative to the anchor body by plastic deformation of the tip tabs into the tab groove. A suture extends into the suture opening of the anchor body and is fixed therein.