Abstract: An adhesion device includes an adhesion sheet including an adhesion surface that is adherable to a biological surface, and a mounting surface located on a side opposite the adhesion surface; a device main body mounted to the mounting surface of the adhesion sheet; and a release sheet releasably adhered to the adhesion surface. The adhesion sheet includes a first portion to which the device main body is mounted, and a second portion to which the device main body is not mounted. The release sheet includes a release layer adhered to the adhesion surface of the adhesion sheet, and a folded layer formed of at least one layer and folded to a side, which is opposite to the adhesion surface with respect to the release layer, to be layered. The folded layer is layered on the release layer at least at a position of the second portion of the adhesion sheet.

Abstract: A method of preparing a bone to receive an implant component includes planning one or more surgical cuts configured to provide the bone with a curved intersection between two surfaces, applying a mechanical restraint to an arm holding a cutting tool based on the one or more surgical cuts, and performing, subject to the mechanical restraint and by articulating the arm, the one or more surgical cuts using the cutting tool.

Abstract: In one embodiment, a targeting guide is formed by aligning an axis of a cutting instrument with a bone-anchor fixation hole of an intramedullary nail. The cutting instrument is inserted through the bone-anchor fixation hole such that the cutting instrument is in contact with a guide body of a targeting guide, where the targeting guide is supported relative to the intramedullary nail such that the guide body is spaced outwardly from at least a portion of the intramedullary nail along a radial direction. The cutting instrument is then driven through the guide body so as to form an alignment aperture in the targeting guide. The alignment aperture has a central axis that is aligned with the bone-anchor fixation hole.

Abstract: A drill bit comprises a shank extending along an axis and an interface comprising at least one outermost drive portion spaced at a first interface distance from the axis. The drill bit further comprises a resilient arm extending from a proximal end of the shank. The resilient arm comprises an outer arm surface facing away from the axis and a retention surface facing toward a distal end of the shank. The retention surface may be radially aligned about the axis with respect to the outermost drive portion. The resilient arm is movable between: a first position where the outer arm surface is spaced from the axis at a first arm distance greater than the first interface distance, and a second position where the outer arm surface is spaced from the axis at a second arm distance less than or equal to the first interface distance.

Abstract: Medical devices and related methods for transforming bone, other tissue, or other material are disclosed herein. According to an aspect, a cutting device includes a static casing that defines a sheathing slot and an opening. The sheathing slot extends to the opening and has a first height at an end of the opening. Further, the bone cutting device includes a horn including a first end and a second end. The first end is configured to operatively connect to a source of movement. Further, the second end includes a cutting component having a second height. The first height is greater than the second height.

Abstract: Methods and devices for harvesting cancellous bone are disclosed. The bone-harvesting device may include a cannula and a bone receptacle in communication with the cannula, wherein the cannula including a cutting surface positioned at or adjacent the distal end, the cutting surface being oriented at an angle, the angle being greater than 90 degrees relative to the longitudinal axis of the cannula, and the harvested bone is adapted to move from a position adjacent to the cutting surface through the cannula into the bone receptacle. The cutting surface of the cannula may be positioned at or adjacent the distal end, and positioned at least in part radially outward of the outer face of the cannula. The cannula may include a cutting surface positioned at or adjacent the distal end and an occluding geometry that partially occludes the distal end of the cannula adjacent the cutting surface. In addition, a suction port may be provided in communication with the bone receptacle.

Abstract: An adapter device for a surgical instrument includes an adapter member connectable to and separable from the surgical instrument, the adapter member having a first end, a second end, a longitudinal axis extending from the first end to the second end, and a connection structure configured to connect to the surgical instrument, and a mounting member connectable to and separable from the adapter member for mounting an additional instrument to the adapter member.

Abstract: System for connecting a connection device to a bone with a bone pin, wherein the connection device is provided with an opening for receiving the bone pin, wherein the system comprises: said connection device; a guiding tube arranged to guide the bone pin from the connection device to the bone for connecting the bone pin to the bone, wherein the inner diameter of the guiding tube corresponds to the outer diameter of the bone pin and wherein the guiding tube can be slidably received in the opening, the guiding tube being slidable with respect to the connection device along an axis parallel to a longitudinal axis of the opening; a locking device arranged to be received in the opening of the connection device and arranged to engage the bone pin for locking the bone pin with respect to the connection device, wherein the guiding tube is movable with respect to the connection device and bone pin such that the guiding tube is removable from the combination of the bone pin and the connection device and wherein the

Abstract: An apparatus for indicating the position and length of a bone tunnel, including a first member configured to couple with a drill guide; and a second member in spaced relation to the first member, the second member comprising an indicator configured to provide an indication of thickness of a boney member with the first member disposed on a first side of the boney member and the second member disposed on a second side of the boney member.

Abstract: A system for establishing an intramedullary path includes a body sized and configured to be received within a resected bone space. The body defines a first aperture that extends through the body and is sized and configured to receive a surgical tool therethrough. A first bone engaging structure extends from the body in a first direction and includes a first surface that is complementary to a surface topography of a first bone. When the first surface of the bone engaging structure engages the surface topography of the first bone to which the first surface is complementary, an axis defined by the first aperture is substantially collinear with a mechanical axis of the first bone.

Abstract: A surgical tool guide comprises an anchor body extending between a proximal end and a distal end along an anchor axis. The anchor body has a piercing element at the proximal end. An angle adjustor arcuately extends between two opposed ends. The angle adjustor is mounted to the anchor body between the proximal end and the distal end. A guide body is cannulated along a longitudinal length thereof to define a guide passage extending along a guide axis. The guide body is mounted to the angle adjustor such that the guide axis intersects the anchor axis at a target surgical point and an angle is defined between the anchor axis and the guide axis. The anchor body and/or the guide body is displaceable relative to the other along the angle adjustor to vary at least one of the angle and a depth of the target surgical point.

Abstract: A surgical device has a shaft including a proximal portion and a distal portion being disposable with a surgical robot guide to engage vertebral tissue. The proximal portion defines a detectable marker and is connectable with at least one surgical instrument for manipulating the vertebral tissue. Systems, surgical instruments, spinal implants, constructs and methods are disclosed.

Abstract: A system for guiding a cutting tool in an osteotomy procedure includes a cutting block. The cutting block includes an aperture extending through a thickness of the cutting block and having a length and a width. The width of the aperture is defined between a first interior surface of the cutting block and a second interior surface of the cutting block opposing the first interior surface. The system further includes a sleeve. The sleeve includes a slot configured for receiving a sawblade and configured for insertion into the aperture of the cutting block such that the sleeve contacts either the first interior surface or the second interior surface without contacting the other interior surface.

Abstract: The present invention relates to methods and systems for performing the removal of thrombus from a vessel lumen. More particularly the present invention relates to a thrombectomy system that includes an elongate catheter and a disposable aspiration pump and methods of performing medical procedures to remove clots, thrombus and emboli to re-establish the normal intravascular flow of blood.

Abstract: Some of the present methods include, and some embodiments of the present systems are configured for gaining access to a patient's vessel by way of the vessel (i.e. from the inside out). Some embodiments facilitate gaining access to an occluded vessel, where part of the access path is through the occlusion.

Abstract: A catheter has a cannulated guiding rail extending therethrough, an advance segment of the rail extending at least about 10 cm beyond the distal end of the catheter. The catheter and rail are advanced over a guidewire until the distal end of the advance segment is at a target vascular site. The catheter is thereafter advanced along the rail to the target vascular site.

Abstract: The distal tip of a sensing catheter is placed in proximity to a target intravascular foreign material. A signal is propagated from the sensing catheter, a return signal is received, and at least a portion of the foreign material is captured and removed when the return signal is indicative of a foreign material located within a capture zone.

Abstract: Devices for loading intravascular treatment devices into a sheath and associated systems and methods are disclosed herein. A sheathing tool may include, for example, a first channel extending to a first opening, the first channel configured to receive a treatment device in a constrained state therethrough. The treatment device may include an elongated member and a first element and a second element at a distal region of the elongated member. The second channel may extend to a second opening, the second opening surrounded by a sidewall and configured to receive the treatment device in the constrained state therethrough, wherein the second opening is spaced apart from the first opening by a gap, and wherein a length of the gap is great enough to allow the first element to self-expand over the sidewall while the second element generally maintains its diameter in the constrained state while crossing the gap.

Abstract: A method for extracting a lead from a patient comprising: providing a lead removal stylet; inserting the stylet into the lead; locking the stylet to a position inside the lead; and vibrating the stylet with tissue disrupting vibration to cause the lead to vibrate and to disconnect from binding tissue.

Abstract: An apparatus (20) includes a tube (22), configured to advance to a blockage, and including a proximal hub (24) configured to connect to a suction-applying device such that, following the advancement of the tube to the blockage, a suction force generated by the suction—applying device is applied, via the tube, to the blockage, a shaft (26), including first and second electrically—conductive circumferential portions (28, 30), configured to pass through the tube, and first and second electrically-conductive elements (34, 38), configured to connect the first and second electrically-conductive circumferential portions to respective terminals of a power source (36).

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 system includes a coring element for coring and separating the clot material. The coring element can comprise a unitary structure having a first region, a second region, a third region, and a fourth region. The first region is adjacent to a proximal portion of the unitary structure and includes a first mouth configured to core and separate the clot material. The second region is distal of the first region, generally tubular, and includes a first plurality of interconnected struts. The third region is distal of the second region and includes a second mouth configured to core and separate the vascular thrombus. The fourth region is distal of the third region, generally tubular, and includes a second plurality of interconnected struts.

Abstract: A system for accessing a central pulmonary artery includes an elongate, flexible tubular catheter, having a proximal end, a distal end and a catheter hub on the proximal end. An elongate, flexible rail has a proximal end, a distal end and a rail hub on the proximal end. The rail has a distal advance segment which extends at least about 10 cm beyond the distal end of the catheter when the catheter hub is adjacent the rail hub.

Abstract: Mechanical thrombectomy apparatuses, and particularly knitted rolling tube mechanical thrombectomy apparatuses configured to have improved tracking for delivery through tortious vessels are described herein. Also described herein are methods of removing clots using a mechanical thrombectomy apparatuses in which the clot is larger than the tractor portion of the mechanical thrombectomy apparatus.

Abstract: A medical device includes a lever with an applied force position, a load position, and a fulcrum position. A first cable extends from the applied force position of the lever to a first capstan, the first cable wrapping around the first capstan. A second cable extends from the applied force position of the lever to a second capstan, the second cable wrapping around the second capstan. A rod couples the load position of the lever and a surgical end effector. The first and second capstans may be fixed to an axle. The axle may receive a rotational input from a rotary actuator. A hand wheel may be coupled to the axle. There may be a spring between a support structure and the lever to bias the lever to rotate about the fulcrum position of the lever.

Abstract: An endoscopic grasping device for use during an endoscopic procedure. The device includes at least a fork operably connected to a pair of jaws pivotally mounted about a pivot point to the fork. A pusher is disposed within the fork and operably connected to a drive wire and a pair of arms. Each arm is attached to a respective jaw and configured to move that jaw upon a movement of the pusher in a distal direction or proximal direction resulting in the pair of jaws being in a closed position and a open position. Each jaw includes a plurality of teeth extending therefrom and towards the opposite jaw. One or more of the teeth are backwards curved and angled in a proximal direction from the jaw to improve a grasping, cutting, and handling feature of the teeth.

Abstract: A treatment device has an arm member having a plurality of arms to have an open state and a closed state; a wire having a distal end connected to the arm member and the distal end is attachable and detachable to the arm member; a sheath through which the wire is inserted; an operator connected to a proximal end of the sheath; a slider connected to the wire and attached to the operator to be slidable toward a distal end or a proximal end of the operator, wherein the slider makes the plurality of arms to be in the closed state when the slider is disposed in a first range, and the slider makes the plurality of arms to be in the open state when the slider is disposed in a second range; and a slider restriction mechanism provided between the distal end of the operator and the slider.

Abstract: Systems and methods for locally engaging tissue using suction. In at least one catheter device embodiment, the catheter device comprises an engagement catheter having a proximal end, a distal end, and a vacuum lumen therethrough operably coupling the proximal and distal ends; an elongated tube of a shape memory material having a plurality of elongated strips removed from a length of the elongated tube to form elongated shape memory tines at a distal end of the tube, wherein the shape memory tines flare outward away from a central axis to form a fluted distal end; and an elastomeric coating disposed over the elongated shape memory material tines to form a suction cup shape.

Abstract: A handpiece tip is proposed. The handpiece tip includes a contact part to contact the skin, and a coupling part having a space formed therein and coupled to a handpiece body, wherein the contact part includes a surface, a protruding part provided to protrude on an outer side of the surface and touching the skin, a discharging hole formed on the surface to discharge a therapeutic liquid, and a suctioning hole formed on the surface so as to suction a mixture of dead skin cells and the liquid. According to the disclosure, there are effects in that nutrient solution is injected by way of closely contacting the skin, the layers of dead skin cells are removed, and desired abrasive performance on the skin is realized while minimizing skin damage.

Abstract: A wound debridement system includes a wound dressing having an active layer (40) and a wound interface layer (10). The active layer is formed from one or more pneumatic members (45). The pneumatic members are arranged about a film layer (60), by which the pneumatic members are attached to the wound interface layer. A control unit (80) controls a drive unit (70) to intermittently apply pressure to the pneumatic members of the active layer. The pressure applied by the drive unit causes the pneumatic members to expand and contract. This movement of the pneumatic members is transferred to the wound interface layer, causing the wound interface layer to move relative to a tissue site to which the wound dressing is applied. The wound interface layer may be formed having an abrasive wound-facing surface, such that the movement of the wound interface layer causes a mechanical disruption and debridement of debris at the tissue site.

Abstract: An ultrasonic transducer assembly of an ultrasonic surgical instrument includes a piezoelectric stack, an ultrasonic horn secured to and extending distally from the piezoelectric stack and including a body and a nose extending distally from the body, an overmold seal formed about the body of the ultrasonic horn, and a casing disposed about the piezoelectric stack, the body of the ultrasonic horn, and the overmold seal. The casing defines a distal opening through which the nose of the ultrasonic horn extends. The overmold seal establishes a hermetic seal with the casing to define a hermetically sealed interior enclosing the piezoelectric stack and the body of the ultrasonic horn therein.

Abstract: A system for ablating target tissue includes an elongate anchor shaft, a radially expandable member coupled to the elongate anchor shaft, and an elongate ablation shaft. The radially expandable member has an expanded configuration for engagement with the target tissue to facilitate anchoring. The elongate ablation shaft may be slidably disposed in the elongate anchor shaft, and the distal portion of the elongate ablation shaft is steerable. An energy source is coupled to the elongate ablation shaft and is configured to deliver energy to the target tissue and ablate the target tissue. Actuation of the elongate ablation shaft directs the energy to the target tissue to form a desired ablation path in the target tissue.

Abstract: A method of treating or cleaning a wound bed is disclosed. The method includes obtaining a wound-care device. The wound-care device includes a handle and a head monolithically formed with a first end of the handle and extending away from the first end of the handle. The head includes a base and a plurality of projections monolithically formed with the base and extending away from the base. During use of the wound-care device, a user may manually disturb a wound bed of a patient by placing one or more projections of the plurality of projections in contact with the wound bed and manually moving, while the one or more projections are in contact with the wound bed, the wound-care device with respect to the wound bed.

Abstract: A medical device is described having a handle, a shaft coupled to the handle and an end effector coupled to the shaft. In one embodiment, the device includes an ultrasonic transducer and is arranged so that ultrasonic or electrical energy can be delivered to a vessel or tissue to be treated. Various novel sensing circuits are described to allow a measure of the drive signal to be measured and fed back to a controller. An active fuse circuit is also described for protecting one or more batteries of the device from an over-current situation.

Abstract: A medical device is described having a handle, a shaft coupled to the handle and an end effector coupled to the shaft. In one embodiment, the device includes an ultrasonic transducer and is arranged so that ultrasonic or electrical energy can be delivered to a vessel or tissue to be treated. Various novel sensing circuits are described to allow a measure of the drive signal to be measured and fed back to a controller. An active fuse circuit is also described for protecting one or more batteries of the device from an over-current situation.

Abstract: Various embodiments provide a device comprising a balloon assembly including a balloon, a film template, and a rigid element. The film template may have a fixed upper distension limit and may include at least one aperture. The rigid element may lay substantially flush with an outer surface of the balloon at a first inflated state of the balloon. The first upper distension limit of the balloon may be greater than the fixed upper distension limit of the film template and the balloon may outwardly protrude through the at least one aperture at a second inflated state. The rigid element may be extended in a radial direction away from the outer surface of the balloon as the balloon outwardly protrudes through the at least one aperture relative to the outer surface of the film template.

Abstract: In one example, a method for performing a medical procedure includes receiving a command to initiate tissue sampling with a surgical instillment at a target location, retrieving a predefined dynamic trajectory for tissue sampling from a memory device, and moving the surgical instrument according to the predefined dynamic trajectory to sample tissue at the target location.

Abstract: The invention provides a pneumatic sealing system device which allows sealing a working channel, a surgery multichannel device comprising a pneumatic sealing system and a method for installing said pneumatic sealing system on a multichannel device. The device is a mentioned instruments simultaneously.

Abstract: A surgical cannula includes a camera disposed at the distal end to permit visualization of tissue. A hinge pivotably couples the camera to the cannula and permits the camera to pivot from a first position at the distal end of the cannula to a second position different than the first position at the distal end of the cannula. Some implementations include a pointed distal tip that carries the camera. Some implementations include two cameras posed back to back.

Abstract: Provided is a dilator that can suppress displacement, in a lengthwise axis direction, of a protruding portion that extends in a spiral. The dilator includes a first coil having an outer diameter that increases from a distal end toward a proximal end; and a protruding portion that is provided on the outer periphery of the first coil, and extends along the outer periphery of the first coil in a spiral along a lengthwise axis direction of the first coil. The protruding portion has gaps between adjacent parts of the protruding portion along the lengthwise axis direction. A covering layer is provided that covers at least an outer peripheral surface of the first coil, said outer peripheral surface being located in the gaps. A top portion of the protruding portion is exposed.

Abstract: Devices and methods for exploiting intramural (e.g., subintimal) space of a vascular wall to facilitate the treatment of vascular disease, particularly total occlusions. For example, the devices and methods disclosed herein may be used to visually define the vessel wall boundary, protect the vessel wall boundary from perforation, bypass an occlusion, and/or remove an occlusion.

Abstract: Provided is a balloon unit for uterine hemostasis capable of reliably suppressing or stopping uterine bleeding. The balloon unit includes a flexible tube and a balloon provided in a distal end portion of the tube. The balloon has a lower uterine lumen compression portion that compresses an inner surface of a lower uterine lumen and an upper uterine lumen compression portion that compresses an inner surface of an upper uterine lumen. As the balloon, two balloons including a first balloon functioning as the lower uterine lumen compression portion and a second balloon functioning as the upper uterine lumen compression portion are provided.

Abstract: Adjustable rail apparatuses and external bone and/or tissue fixation system including an adjustable rail apparatus is disclosed. The rail apparatuses comprise first and second external fixation beam elements with alignment grooves, and a joint coupling the first and second beam elements and configured to selectively adjust the relative angular and rotational arrangement of the first and second beam elements. The joint also comprises a first and second beam end housings rotationally fixed to the first and second external fixation beam elements, respectively. The joint also comprises first and second clamp members axially and rotationally fixed to the first and beam end housings, respectively. The joint also comprises first and second rotation end housings coupled with the first and second clamp members, respectively, the first and second rotation end housings being selectively rotatably adjusted with respect to the first and second clamp members, respectively, within fixed ranges of rotation.

Abstract: The present invention relates to an implantable bone distraction device (1) for distracting osteotomically separated bone sections (2, 2?), said implantable distraction device (1) comprising a first block (3), a second block (3?), and an actuator (4) including means for adjusting the space between the two blocks, enabling distraction between the first bone section (2) and the second bone section (2?). The implantable bone distraction device (1) further comprises at least one vibration sensor (6) arranged in an area located between the first block (3) and the second block (3?) and oriented in order to measure a vibration response of a medium comprising the implantable bone distraction device (1).

Abstract: A polyaxial bone screw assembly includes a threaded shank body having an integral upper portion receivable in an integral receiver, the receiver having an upper channel for receiving a longitudinal connecting member and a lower cavity cooperating with a lower opening. The receiver can have crimp tabs, but is devoid of spring tabs and collet-like flexible structures. A down-loadable compression insert (some with lock and release feature), a down-loadable friction fit split retaining ring and an up-loadable shank upper portion cooperate to provide for pop- or snap-on assembly of the shank with the receiver either prior to or after implantation of the shank into a vertebra. The shank and receiver once assembled cannot be disassembled. The receiver and insert include aligned tool receiving apertures for lock and release of the polyaxial mechanism.

Abstract: A system including an anti-splaying system including a receiver having a base, opposing arms, and opposing locking channels. The arms form a rod-receiving cavity, and the arms include inner threads formed. The locking channels are formed in the inner surfaces of the arms. The system also includes a set screw having a driving portion, an external thread extending from the body portion, and a distal locking component connected rotatably to the body portion. The distal locking component and the locking channel are configured such that the locking component can, in operation of the system, slide into securing position in the locking channel while the set screw is threaded into the receiver. When in the secured position, the distal locking component fixes the two arms from splaying away from each other.

Abstract: A screw extension assembly for use in minimally invasive spinal surgery, the assembly has an inner slotted shaft and an outer shaft, a rod reducer and a removable nut. The combination when assembled is configured to move a spinal fixation rod into a slotted rod receiving spinal implant where it is seated and affixed thereto. The screw extension assembly further has a locking knob rotationally coupled to a proximal end of the outer shaft, wherein the inner shaft has one or more cam grooves and the locking knob has a pin extending into and guided by said cam groove causing the outer shaft to translate longitudinally upon rotation of the locking knob relative to the inner shaft toward an engaged position locking the deflectable legs in the coupled position to the slotted rod receiving implant.

Abstract: A spinal construct comprises a first member engageable with a receiver of a first fastener having a shaft fixed with tissue. A second member is engageable with a receiver of a second fastener having a shaft fixed with the tissue. A longitudinal element connects the members. At least one of the members includes a mating element that is releasably engageable with a surgical instrument to manipulate the tissue such that movement of the receivers relative to the shafts is resisted and/or prevented. Surgical instruments, implants, systems and methods are disclosed.

Abstract: An anti-splaying system having a base, first and second arms, first and second locking channels. Each of the first and second locking channels is formed in a respective one of the arms, from a proximal opening to a proximal bottom at or adjacent a proximal beginning of an inner thread in the arm. The system can instead or also include a set screw having a driving portion, a body portion, external threads extending from the body portion, and an intermediate locking component connected rotatably to the body portion. The intermediate locking component and the channels are configured such that the locking component can, in operation of the system, be moved into a securing position in the locking channels and, when in the secured position, fixes the two arms from splaying away from each other. The technology also includes methods for making the system or components thereof.

Abstract: A coupling device includes a receiving part having a head receiving portion for pivotably receiving a head of a bone anchor and a rod receiving portion defining a recess for receiving the rod, the rod receiving portion having an engagement structure for engaging a locking member to lock the rod in the recess and a first engagement surface different from the engagement structure for engaging an instrument, wherein the first engagement surface is formed away from radially outwardly facing regions of the rod receiving portion, and a locking ring positionable around the head receiving portion and having a second engagement surface for engaging the instrument. The locking ring can assume an insertion position where the head of the bone anchor is insertable into the head receiving portion, and a pre-locking position where the head is prevented from removal from the head receiving portion.

Abstract: A two-piece closure for polyaxial bone screws includes an outer fastener and an inner set screw, the outer fastener having a drive system with pockets that cooperate with a pronged drive tool. The polyaxial screw includes a lower pressure insert engaged with the outer fastener, the insert in some embodiments being made from a cobalt chrome alloy.