Abstract: A surgical clip may include first and second leg members, each having inner surfaces. The inner surface of the first leg member may be concave and the inner surface of the second leg member may be convex. The surgical clip may include a first locking member positioned on a distal end portion of the first leg member, and a second locking member positioned on a distal end portion of the second leg member. The surgical clip may also include a third locking member position between a proximal end portion and the distal end portion of the first leg member, and a fourth locking member positioned between a proximal end portion and the distal end portion of the second leg member. The first and second locking members, and the third and fourth locking members may be configured to interact to secure the surgical clip in a closed configuration.

Abstract: Mounting systems for connection to a surgical device, kits including those and the surgical devices and methods of use are disclosed.

Abstract: Drill guides are disclosed herein that include a tapered projection that hooks under a bone to position the drill guide relative to the bone. The drill guide is used to drill a hole that receives a suture anchor.

Abstract: Tools for positioning an implant into the sacroiliac joint. A directional cannula includes a main body having a bore that receives the implant. A cut-out, allowing access to the joint, is formed in a leading end of the main body. A pair of parallel prongs extend from the leading end of the main body in transversely spaced apart relation to one another. A drill guide has a main body of rectangular transverse cross-section and a cylindrical head formed integrally with the main body. A transverse width-reducing step is formed in the main body near its distal end. First and second bores are formed in the cylindrical head and in the main body. Both bores are eccentric relative to the drill guide longitudinal axis of symmetry. The drill guide is rotated 180° after first and second drilling operations, prior to third and fourth drilling operations.

Abstract: The invention relates to the application of the tension-band-aiming device for olecranon fracture osteosynthesis. The device may also be used in cases where osteotomy of the olecranon is needed. It comprises a main part and five other adjuvant elements one of which assists for the osteotomy. The device offers precision for optimal results and is easy to use. The invention also relates to a method for the application of the tension-band-aiming device for olecranon fracture osteosynthesis and to its use.

Abstract: A surgical system to facilitate a spinal procedure on a vertebral body includes a robotic manipulator including an arm and a tool holder. The tool holder defines a tool holder channel extending along a tool holder axis. The tool holder channel has a tool holder diameter. The surgical system also includes a guide tube configured to slide into the tool holder channel. The guide tube includes a body extending along a body axis and defining a body channel. The body has a proximal portion defining the body channel and having an outer proximal portion diameter that is less than or equal to the tool holder. The body has a distal portion extending from the proximal portion along the body axis and further defining the body channel. The distal portion includes a side surface that is configured to engage a surface of the vertebral body to minimize skiving.

Abstract: Some aspects of the present disclosures includes catheters and methods of operating catheters having an elongated body that defines one or more first ports extending through a peripheral surface of the body, a plurality of interior lumens extending longitudinally through the catheter, and one or more tubes each having a sidewall defining a tube lumen in fluid communication with one of the first ports, the one or more tubes configured to shift between a collapsed configuration and an expanded configuration in which the one or more tubes define a cage shape having an unconstrained maximum transverse dimension that larger than a corresponding maximum transverse dimension of the catheter body, where in the collapsed configuration, at least part of tube(s) is radially closer to the catheter body than when in the expanded configuration.

Abstract: Aspiration thrombectomy devices and methods wherein an aspiration cycle includes a positive displacement segment to facilitate clot removal, a pump cartridge to facilitate tube management and an aspiration device for providing a vacuum surge. Disclosed herein is an aspiration thrombectomy system which relies on air or inert gas, rather than liquid, to provide both static and dynamic suction level profiles for safely and efficiently retrieving and removing from the body a thrombus. In one example embodiment, two or more pressure sources may be configured to apply two or more suction levels to an aspiration catheter. Valves may connect conduits between the pressure sources and the aspiration catheter, with the valves being selectively opened or closed to control which pressure level is applied to the catheter.

Abstract: Methods for performing non-invasive thrombolysis with ultrasound using, in some embodiments, one or more ultrasound transducers to focus or place a high intensity ultrasound beam onto a blood clot (thrombus) or other vascular inclusion or occlusion (e.g., clot in the dialysis graft, deep vein thrombosis, superficial vein thrombosis, arterial embolus, bypass graft thrombosis or embolization, pulmonary embolus) which would be ablated (eroded, mechanically fractionated, liquefied, or dissolved) by ultrasound energy. The process can employ one or more mechanisms, such as of cavitational, sonochemical, mechanical fractionation, or thermal processes depending on the acoustic parameters selected. This general process, including the examples of application set forth herein, is henceforth referred to as “Thrombolysis.

Abstract: An intravascular apparatus includes an electrical circuit configured to generate a series of electrical pulses. An intravascular catheter includes an elongate catheter body having a distal end portion and a distal end at a distal terminus of the distal end portion. A solenoid-type reciprocating device is located at the distal end portion of the elongate catheter body. The solenoid-type reciprocating device has a coil and a distal tip member. The coil is electrically coupled to the electrical circuit. The distal tip member has a proximal armature section and a distal working end section. The coil defines a coil aperture that is configured to slidably receive the proximal armature section. The proximal armature section is configured to axially reciprocate relative to the coil when the coil is energized.

Abstract: A device for capturing and removing an obstruction in a bodily duct of a patient. The device includes a cylindrical body having a circumference and a longitudinal axis. According to some implementations the cylindrical body is comprised of a plurality of closed cell structures arranged in diagonal rows around the longitudinal axis. At least some of closed cell structures have substantially the same shape and size. According to some implementations at least some of the closed cell structures of substantially the same shape and size occupy a same circumferential location in the cylindrical body and are longitudinally separated from one another by no less than two, three, four or more diagonal rows of closed cell structures. According to other implementations the closed cell structures include diagonally extending struts having at least a curve portion and a straight portion.

Abstract: Intravascular catheters are disclosed herein. According to some embodiments, the present technology includes a catheter comprising an elongate tubular sidewall defining a lumen extending therethrough and having a proximal end, a distal end, and a length between the proximal and distal ends. The sidewall can comprise a plurality of filaments, at least some of the filaments being interwoven with other filaments of the plurality of filaments. The catheter can be configured to be positioned around a turn in a blood vessel having a radius of curvature no greater than 24 mm, and wherein, while the distal end of the catheter is distal of the turn, the lumen remains at least 70 percent patent while torque applied to the sidewall at the proximal end of the catheter is transmitted to the distal end.

Abstract: Provided is a forceps device (1) configured to easily change a state of a ratchet mechanism (19). The forceps device (1) includes an opening/closing drive unit (6) that opens an opening/closing portion (4) when positioned at an open position (O) and closes the opening/closing portion (4) when positioned at a closed position (C), and a ratchet mechanism (19) transitions between a restriction state in which the opening/closing drive unit (6) is restricted to move in the open position (O) direction and a restriction release state in which the move is not restricted. The ratchet mechanism (19) includes an operation portion (27) that projects rearward from a main body (3) of the forceps device (1) and is operated to cause the transition of the state of the ratchet mechanism (19).

Abstract: A medical instrument for processing structures of a human or animal body by holding, gripping, clamping, separating, or cutting a structure or bringing together several structures, the medical instrument comprising an instrument head configured to come into contact with the structure of the human or animal body and to process the structure; an elongated instrument shaft including a proximal end and a distal end, wherein the instrument head is arranged at the distal end; at least one actuating device arranged at the proximal end of the instrument shaft and configured to actuate the medical instrument; an imaging device arranged on or in the instrument shaft and including at least one image sensor and at least one objective lens, wherein the instrument head and the imaging device are arranged on the instrument shaft fixed relative to each other in the longitudinal direction of the instrument shaft.

Abstract: A mechanically operated device and methods of use thereof. The mechanically operated device (10) has a handle assembly (15) sized and shaped for grasping by a user and an effector assembly (20). The effector assembly (20) includes a first primary actuator (225) tiltable about a first point, a second primary actuator (230) tiltable about a second point, and a tubular member (35). The tubular member (35) has a first end (40) positioned proximal to the second primary actuator (230). A flexible kinematic chain (50) is positioned at a second end (45) of the tubular member (35). A plurality of primary connecting cables (255) are coupled to the second primary actuator (230) and at least a first part of the flexible kinematic chain (50).

Abstract: A slider includes a slider body movable in a linear direction with respect to a casing of a surgical instrument, and a roller between the casing and the slider body. The roller is rotatable with respect to the casing and the slider body.

Abstract: A handheld surgical instrument that can be cleaned in a particularly simple, thorough and time-efficient manner. This is achieved by the fact that the instrument has at least one first component and at least one second component. The first component can be, for example, a cap, a cover or the like. The second component can be designed as a connection, connection body, optical guide plate or the like. The two components are movable relative to each other and can be coupled to each other by screwing or the like. A structural element made from a shape-memory material is arranged between these two components. This shape-memory material makes it possible to achieve a temperature-dependent relative arrangement of the two components.

Abstract: A compact multi-lumened hysteroscope, a single-use tissue resector, and a medical system employing the same for diagnosis and therapeutic treatment of uterine tissue, such as polyps and fibroids.

Abstract: A method performed by a surgical system. The method determines a resonance frequency of an end effector of an ultrasonic instrument, and determines whether the end effector of the ultrasonic instrument is in a heating state or a cooling state. Responsive to determining that the end effector is in the heating state, the method estimates a temperature of the end effector based on output of a first temperature model that has input based on the resonance frequency. Responsive, however, to determining that the end effector is in the cooling state, the method estimates the temperature of the end effector based on output of a second temperature model that has input based on the resonance frequency. The method presents a notification based on the estimated temperature.

Abstract: A method of controlling injection of a contrast medium by a contrast injector includes delivering, by a fluid transfer unit of a tissue treatment system, inflation fluid at an inflation pressure to a balloon. The method includes injecting, by a contrast injector of the tissue treatment system, contrast medium at an injection pressure into a vessel containing the balloon. The method includes determining one or more of the inflation pressure or the injection pressure. The method includes stopping, based on one or more of the inflation pressure or the injection pressure, injection of the contrast medium. Other embodiments are also described and claimed.

Abstract: An assembly and method for end-to-side connection to anatomical tissue is disclosed. The system and method are particularly useful in coupling a ventricular assist device pump to an aorta. The assembly and method include using a tubular graft member coupled to a connection ring having at least one of a plurality of distally projecting tines extending from a distal aspect of the connection ring, and a stent having a distal flange section configured to abut an abluminal wall surface of the aorta, and an assembly including the tubular graft member and connection ring, for delivering the end-to-side connection.

Abstract: A system for inserting a medical tube within the body using a tunneler device enables formation of a tunnel within the body and further enables concurrent insertion of the medical tube within the body as the tunnel is formed, eliminating extra steps required by current technologies for insertion of the medical tube within the body. The tunneler device provides an attachment element that captures the medical tube and further provides a handle slidably mounted along the tunneler device to aid practitioners when inserting the tunneler device into the body. The tunneler device further provides a bend angle to aid practitioners in forming the tunnel past the clavicle of the body. The tunneler device enables practitioners to place medical tubes within the body while reducing time and friction commonly associated with medical tube placement procedures.

Abstract: Described herein are systems and methods for identifying elastic lamina during interventional procedures, such as atherectomy. Such identification can be used to avoid trauma to the external elastic lamina during the procedure. Systems and methods may use a catheter having on-board imaging and may be configured to gather optical coherence tomography (OCT) images.

Abstract: A neonatal pneumothorax decompression device is disclosed. The device comprises a needle stabilizer, a pressure indicator, and a fluid evacuation pump. The needle stabilizer is configured to facilitate insertion of the needle into a subject's pleural cavity and to hold a needle at an adjustable length. The pressure indicator is coupled to the proximal end of the needle stabilizer and is configured to visibly display pressure within the subject's pleural cavity. The fluid evacuation pump is configured to be actuated by a user to evacuate air or fluid from the subject's pleural cavity through the needle. The fluid evacuation pump is proximally coupled to the pressure indicator and the needle stabilizer.

Abstract: An automatic insertion device and method of using the same is provided. A vibrator and an extender are connected to a penetrating member and are both in electrical communication with a controller. A detector identifies a subcutaneous target for insertion and the insertion angle, distance and trajectory for the penetrating member are calculated. The vibrator provides vibrations to the penetrating member and the extender advances the penetrating member for insertion. The vibrator and extender are in electrical communication with one another during the insertion process and adjustments to the insertion speed are made based on feedback of vibrational load encountered by the vibrator during insertion, and adjustments to the vibrations are made based on feedback of insertion load encountered by the extender during insertion. Iterative samples are taken to constantly adjust the operation of one motor based on the operations and feedback from the other motor.

Abstract: An anchoring device that is configured to receive a wire lead during a surgical procedure and which includes an anchor and a frame. The anchor defines a longitudinal axis and is configured for insertion into an access site in a patient. The anchor includes a first body portion and a second body portion that is pivotably connected to the first body portion such that the anchoring device is reconfigurable between an open configuration and a closed configuration. The frame is connected to the anchor and is configured to facilitate reconfiguration of the anchoring device between the open configuration and the closed configuration.

Abstract: Disclosed herein is a catheter for delivering an implantable medical lead to an implantation site near an ostium leading to a proximal region of a coronary sinus. The catheter includes a distal end, a proximal end opposite the distal end, a tubular body extending between the distal and proximal ends, an atraumatic fixation structure defining a distal termination of the distal end, and a lead receiving lumen. The atraumatic fixation structure is configured to enter the ostium and passively pivotally anchor with the proximal region of the coronary sinus. The lead receiving lumen extends along the tubular body from the proximal end to an opening defined in a side of the tubular body near the distal end and proximal the atraumatic fixation structure.

Abstract: A system for external rotational deformity correction of an intact bone may include: a first frame member and a second frame member rotatably coupled therewith, a first bone fixation member coupled to the first frame member and to a distal segment of the intact bone, a second bone fixation member coupled to the second frame member and to a proximal segment of the intact bone at a first angle, an automated control mechanism coupled to the first and second frame members, and a power source for the automated control mechanism. The automated control mechanism may: receive power from the power source, rotate the first frame member to a desired relative rotational position, and position the first bone fixation member at a desired second angle to exert torsional force on the intact bone and externally reduce rotational deformity of the intact bone.

Abstract: The invention provides a system for performing distraction osteogenesis of a hand or other anatomical extremity. The system includes a proximal bone fixture component configured to engage a proximal portion of a bone segment, and a movable distractor component which can be positioned distal of the proximal bone fixture component and which is configured to engage a region of the hand located distal of the bone portion engaged by the bone fixture component. Drive means are provided for applying a distraction force between the bone fixture component and the distractor component, and a control component is provided to control operation of the drive means automatically. The drive means can be operated in a continuous manner. A user interface module is provided and can be separated from the control component after the system's operating parameters have been set. The invention also provides a method of performing distraction osteogenesis automatically.

Abstract: A surgical instrument includes a first arm having a first part connectable with a first interface or a second interface of a spinal implant. A second arm includes a second part connectable with the first interface or the second interface. The first part is connectable with the first interface and the second part is connectable with the second interface to dispose the arms in a fixed orientation with the spinal implant. The first part is connectable with the second interface and the second part is connectable with the first interface to dispose the arms in a movable orientation relative to the spinal implant. Systems, spinal constructs, implants and methods are disclosed.

Abstract: A medical device can include a first anchor for attachment to a first bone fragment and a second anchor for attachment to a second bone fragment. The second anchor attachment can be coupled to the first anchor via a compression element between the first anchor and the second anchor. The medical device can include a resorbable element maintaining the first anchor and the second anchor at a first distance. The resorbable element can be configured to at least partially resorb after insertion into a patient. After the resorbable element is at least partially sorbed, the compression element forces the first anchor and/or the second anchor to translate such that the first anchor and the second anchor are at a second distance, thereby compressing the first bone fragment and the second bone fragment.

Abstract: A clamp assembly for orthopedic use having a housing that includes a top surface, a recess, a distal base and a bottom surface, the recess defining a longitudinal axis and extending through the housing from the top surface through the distal base and toward the bottom surface, and at least two through slots, each one of being disposed at a bottom or a side a surface of the housing. The assembly including a securement assembly positionable within the recess in a co-axial relationship to a mating surface on the recess, and a band sized for travel along a predetermined path defined in part by the through slots in the housing, wherein at least one of the through slots is a starting point for travel of the band along the predetermined path.

Abstract: A hook anchor for anchoring a fixation rod to a bone is disclosed. The hook anchor includes a hook body shaped in a curve of diminishing radius and a locking mechanism. The locking mechanism is to securely fix the hook anchor to the fixation rod. The curve of diminishing radius may be the shape of at least a portion of a Fibonacci curve. The bone can include at least one of a rib, a pelvis, and a vertebra. The hook body can be configured to engage with at least one of a spinous process a transverse process, and a pedicle of the vertebra.

Abstract: An intervertebral implant for stabilizing adjacent first and second interspinous processes. The implant includes a spacer having a latch housing wall that extends from a first surface towards a second surface so as to define a latch housing within the spacer. The spacer also has first and second sides each configured to engage a respective one of the first and second adjacent interspinous processes. The spacer may define multiple slots configured to receive portions of a flexible strap for wrapping around the first and second adjacent interspinous processes. A latch may be configured to rotate within the latch housing about a latch axis between first and second rotated positions.

Abstract: An interspinous posterior device (IPD) is described. The IPD has a body and bone fixation elements on either side of the body, each of said bone fixation elements having a ratchet locking mechanism for fixing the body to successive spinous processes of a mammalian vertebra. Each of the bone fixation elements is independently adjustable by ratcheting it separately and independently of the other bone fixation elements. The body of the IPD has a dynamic configuration and a non-dynamic configuration, wherein the dynamic configuration allows for both extension and flexion of the successive spinous processes and the non-dynamic configuration prohibits extension of the successive spinous processes. The IPD also includes a removable extension restriction block, wherein the extension restriction block can optionally be inserted in the body to prohibit extension or can be removed from the body to allow extension.

Abstract: A ratcheted spinal device including a variable-length member including a ratchet mechanism that has an operative configuration that allows a change in length of the variable-length member in one direction and prevents a change in length of the variable-length member in an opposite direction, wherein the variable-length member includes polyaxial-joint attachment members for attachment to bone, which permit pivoting movement of the attachment members about more than one pivoting axis.

Abstract: A method for determining a spinal rod for correcting a curvature of a spinal column of a living being, including the steps of detecting a rod attachment position for each pedicle screw by capturing image data from the pedicle screws at a surgical incision determining first parameters of the uncorrected spinal column with a data processing device entering second parameters of a desired arrangement of a desired corrected spinal column and calculating data characterizing a corrective spinal rod for achieving the desired corrected spinal column when the corrective spinal rod is attached to the pedicle screws, the data calculated based on the rod attachment positions and the second parameters.

Abstract: An intermedullary nail for targeted arthrodesis of the tibiotalar joint. The intramedullary nail may be advanced through a bore extending through the calcaneus, talus, and into the tibia. In an example, a distal end portion of the intramedullary nail is disposed proximal to the subtalar joint. It has been recognized that creation of a bore for introduction of the intramedullary nail does not significantly disrupt the articular surface area of the subtalar joint. Furthermore, locking fasteners used to secure the intramedullary nail may introduced laterally and/or anteriorly to facilitate benefits in relation to patient placement and manipulation during an operation. Furthermore, arthrodesis may be extended to adjacent anatomy through use of extension plates at least partially secured by locking fasteners also engaging the intramedullary nail.

Abstract: A bone implant includes a proximal end, a distal end, a first portion extending between the proximal and distal ends having a maximum and minimum portion height, and a second portion extending between the proximal and distal ends having a maximum and minimum portion height. The second portion is connected to the first portion at the proximal end and the distal end and at least one of the first portion and the second portion is moveable relative to the other of the first portion and the second portion so as to transition the bone implant between a relaxed state wherein the first and second portions are separated by a first distance and a contracted state wherein the first and second portions are separated by a second distance different from the first distance. At least one of the proximal end and the distal end have the minimum portion height.

Abstract: The bone plate (1) according to the invention is particularly suitable for treating fractures or non-unions and for osteotomies of the olecranon and the proximal ulna. The bone plate (1) has the following parts: a distal longitudinal shaft portion (2) having a number of plate holes (11); a longitudinal central axis (3); and a proximal head part (4), which is widened compared to the distal shaft part and has two holes (5; 6) with the hole axes (7, 8) arranged on opposite sides of the central axis (3), wherein the head part (4) is bent down relative to the shaft part (2). The two holes (5, 6) are suitable for receiving a polyaxial locking screw at an angle of ±15° relative to the respective hole axis (7; 8) or a non-locking standard screw, with the two hole axes (7, 8) forming an angle ?.

Abstract: In one embodiment, the present disclosure relates to fastener for use in a bone. The fastener includes a head and a shaft extending from the head. The shaft includes a threaded surface. When the shaft is subject to less than a predetermined torque, a distal portion of the shaft has a first configuration. When the shaft is subject to the predetermined torque, a distal portion of the shaft has a second configuration with the second configuration being different from the first configuration.

Abstract: In accordance with at least one aspect of this disclosure, a flexible fastener includes, a shaft having a proximal end and a distal end spaced apart along a longitudinal axis and a land surface winding helically around the shaft. An interior pocket extends in an axial direction inside the shaft, radially inward from the land surface. A flexure opening extends through the shaft in the radial direction from the land surface to an inward facing surface of the interior pocket. The flexure opening extends helically about the longitudinal axis to provide for flexure of the shaft, of the land surface, and of the external thread. A torque driver is seated in the interior pocket, the toque driver having a torque face configured to abut a torque face of the interior pocket to develop toque along the shaft when a driving torque is applied to the proximal end of the shaft.

Abstract: A device and method for stabilizing a broken bone while it heals is disclosed. The device preferably has a (a) first (or proximal) section with a driving head, threads and a first diameter, and (b) second (or distal) section that is threaded and has a second diameter. The first section is preferably greater in diameter than the second section so that greater torque can be applied to tighten the device. The device may include one or more self-tapping structures to lessen the torque required to screw it into a bone.

Abstract: The disclosed invention relates to an orthopedic device having a first joint member having an inner surface and an outer surface, a second joint member having an inner surface and an outer surface, and at least one flexure element having first and second ends, wherein the first end is connected to the inner surface of the first joint member and the second end is connected to the inner surface of the second joint member, wherein the first and second joint members are configured to move relative to each other within a first degree of freedom.

Abstract: Hip arthroplasty apparatus and methods are described to determine an orientation of an acetabular cup impactor, the acetabular cup impactor being moveable to a desired orientation relative to a patient's pelvic region for implantation of an acetabular cup. In one embodiment an electronic orientation sensor is transitionable between a first location on the patient's pelvic region and a second location on the acetabular cup impactor. At the first location, the orientation sensor is adapted to record a reference orientation of the patient's pelvic region. At the second location the orientation sensor is adapted to determine an orientation of the acetabular cup impactor relative to the reference orientation.

Abstract: A combination ablation probe includes a shell configured to be positioned at a target tissue in a patient and a conduit positioned inside the shell. The conduit is configured to supply a cryo-fluid toward a tip of the probe. The probe also includes a heater positioned radially outward of the conduit in the shell and at least one heat transfer element in thermal communication with the heater and the shell.

Abstract: An ablation probe includes a shell configured to be positioned at a target tissue in a patient and a conduit positioned inside the shell. The conduit is configured to supply a cryo-fluid toward a tip of the probe. The probe also includes a heater positioned radially outward of an outer surface of the shell that is configured to heat the probe to perform thermal ablation.

Abstract: A jet impingement cooling apparatus is provided including a housing having a surface to be directed at a treatment area, an optically transparent region on the surface of the housing through which electromagnetic radiation (EMR) from a source can be directed from the housing to the treatment area, and at least one opening on the surface of the housing through which a fluid flow can be directed to the treatment area to maintain the treatment area at a therapeutically acceptable temperature range while avoiding interference with the EMR being directed at the treatment area.

Abstract: A hemostatic sealer includes a handle having a switch to activate a source of thermal 5 energy and a thermal assembly coupled to the handle. The thermal assembly includes an electrically resistive material disposed on an electrically insulative substrate. The resistive material is coupled to the switch to receive the source of thermal energy.

Abstract: Various aspects disclosed relate to an article such as a medical device, a treatment device, or a surgical device. The article includes a substrate and a superhydrophobic or superolcophobic portion disposed on a surface of the substrate. The superhydrophobic or superoleophobic portion, the substrate, or both are substantially transparent, comprise a color, or both.