Abstract: A surgical stapling instrument includes an elongated handle housing, an elongated body portion extending distally from the handle housing, and an end effector coupled to the elongated body portion and configured to perform an anastomosis. A screw is disposed within the handle housing and has a distal end portion configured to close the end effector about tissue. A rotatable knob is supported by the handle housing and coupled to a proximal end portion of the screw, such that a rotation of the knob results in axial motion of the screw.

Abstract: A circular stapler apparatus for stapling tissue has a circular stapling head operable to drive staples toward an anvil to form the staples in a circular array. The anvil includes an anvil head, a proximal shaft extending proximally from the anvil head and having a proximal end disposed in a first plane, and a first pivot connecting the anvil head to the proximal shaft. The first pivot is operable to be disposed in a second plane that is laterally offset from the first plane. The anvil is configured to rotate via movement through multiple pivot points. The anvil may be configured to rotate to a position in which a portion of the anvil head is disposed below the first pivot and between the first pivot and the proximal shaft such that the anvil head is acutely angled with respect to a longitudinal axis of the proximal shaft.

Abstract: A recapturable external LAA exclusion clip system includes a clip comprising first and second clip struts, at least one of the struts having a connector interface comprising a first portion of a lock, and a delivery device comprising a handle and an end effector. The handle comprises jaw and lock controls. The end effector is connected to the handle and comprises a clevis and first and second jaws. The jaws are connected to the clevis and operatively connected to the jaw control to actively articulate at least one of the jaws with respect to the other. At least one of the jaws has a connector comprising a second portion of the lock operatively connected to the lock control to removably lock with the first portion of the lock. The first and second portions of the lock have a locked state and are configured to unlock the locked state upon actuation of the lock control.

Abstract: The present invention relates to an artificial contractile device comprising at least one contractile element (1) comprising a flexible strip (4) extending in a longitudinal direction and a closure (6) for forming the contractile element (1) into a closed loop around a hollow body organ, the closure (6) being situated at a first extremity of the flexible strip (4). The contractile element is adapted to contract a hollow body organ, in such a way that said contractile element (1) may be in a resting position or in an activated position. The artificial contractile device further comprises a flexible transmission (3) comprising a tensioning element (31) being anchored at a first end (311) to a first anchoring point (A) on the flexible strip (4), said flexible transmission (3) being adapted to tighten the contractile element (1) formed in a closed loop around said hollow body organ upon application of a traction force at and end of the tensioning element (2031) by an actuator (7).

Abstract: An example medical device for occluding the left atrial appendage is disclosed. The example medical device for occluding the left atrial appendage includes an expandable member having a first end region, a second end region and an inflation cavity. The medical device also includes a plurality of spine members coupled to the expandable member, the plurality of spine members spaced circumferentially around an outer surface of the expandable member. Additionally, the medical device includes a valve member extending at least partially into the inflation cavity, wherein the plurality of spine members are configured to position the medical device within an opening of the left atrial appendage and wherein the expandable member is configured to expand and seal the opening of the left atrial appendage.

Abstract: A method for producing a tray for storing aneurysm clips, in which a metal plate is equipped with perforations. The perforations are produced by laser cutting. The plate with the perforations is reshaped by bending to form a corrugated sheet or a sheet with trapezoidal corrugations. The sheet has at least one channel-like indentation for storing aneurysm clips. A tray for storing aneurysm clips includes a corrugated sheet or a sheet with trapezoidal corrugations equipped with laser-cut perforations. The corrugated sheet or sheet with trapezoidal corrugations has at least one channel-like indentation.

Abstract: A surgical clip applier includes a drive housing, an elongate shaft extending distally from the drive housing, and an end effector arranged at a distal end of the shaft. The end effector includes first and second jaw members, a cam slidably engageable with the first and second jaw members, and an actuation cable extending from the drive housing and operatively coupled to the cam. An articulation joint interposes the end effector and the shaft and includes a distal clevis coupled to the end effector, a proximal clevis coupled to a distal end of the shaft, and a spacer interposing the distal and proximal clevises. Longitudinal movement of the actuation cable moves the cam distally to collapse the first and jaw members.

Abstract: Methods of using a common delivery system to deliver an embolization device and provide a secondary treatment. The secondary treatment may include delivering a therapeutic agent or providing a treatment using a treatment instrument. The secondary treatment may be provided downstream of the embolization device. The secondary treatment may be provided using the inner body of the delivery system, while the inner body extends through the opening of the occlusion device.

Abstract: A tubular braided implant is provided including a braid that can be delivered as a single layer braid, invert into itself during deployment to form at least two nested sacks and include additional braid material that can fill the innermost sack. The additional braid material can loop or coil like a ribbon and/or invert to form smaller and smaller nested sacks. The braid can have a variable braid angle along its length such that when positioned for delivery, the can have a high braid angle near its distal end and a low braid angle near the proximal end. In addition, or as a replacement for the braid material that fills the innermost sack, the implant can include an embolic coil that can loop within the innermost sack.

Abstract: An apparatus for treating an aneurysm in a blood vessel includes a wire to be advanced within a tube and an occlusion element disposed on the wire. The occlusion element includes a cover and an inner anchoring member. The occlusion element is configured to fit within the tube and slide out of an opening at distal end of the tube in response to movement of the wire. The cover is configured to expand to an expanded configuration when advanced into the aneurysm, wherein the cover comprises a diameter that is greater than the diameter of a neck portion of the aneurysm and is configured such that a first portion of the cover contacts an interior surface of the aneurysm and a second portion covers the neck portion of the aneurysm. The inner anchoring member extends from the cover portion and is configured to contact the interior surface of the aneurysm.

Abstract: A defect hole closing material achieves low invasive treatment for an atrial septal defect with almost no fear of long-term failure. The defect hole closing material is formed by two cylindrical bodies (a first cylinder part and a second cylinder part) made of a bioabsorbable material and having stitch-like structures, has a sandglass shape, and includes a coil spring both ends of which are respectively engaged with a first end part and a second end part and that is inserted through inner parts of the first cylinder part and the second cylinder part from the first end part side to the second end part side via a substantially central part.

Abstract: A method for constructing a braided implant delivery system and treating an aneurysm can include attaching a braided implant having a band attached thereto to a delivery tube, positioning the braided implant within the aneurysm, and releasing the band from the delivery tube, thereby releasing the braided implant. The band can include movable extensions that can press into an outer surface of the delivery tube to secure the band to the delivery tube then move away from the outer surface of the delivery tube to release the band. A pull wire can be engaged to the band to secure the band to the delivery tube then be pulled proximally to release the band from the delivery tube. At least a portion of the braid of the braided implant can be positioned within a lumen of the delivery tube.

Abstract: A device for treatment of a vascular defect within a patient's vasculature includes a self-expanding permeable shell having a proximal end, a distal end, and a longitudinal axis, the shell comprising a plurality of elongate resilient filaments having a braided structure, wherein the filaments are secured at at least one of the proximal end or the distal end of the permeable shell, wherein the permeable shell has a radially constrained elongated state configured for delivery within a microcatheter and has an expanded state with an axially shortened configuration relative to the radially constrained state, the permeable shell having a plurality of openings formed between the braided filaments, wherein the permeable shell in its expanded state comprises a plurality of circumferentially-arrayed lobes.

Abstract: Systems, devices and methods for occluding the left atrial appendage (LAA). The device excludes the LAA from blood flow. The implantable device is delivered via transcatheter delivery into the LAA and secured within the LAA. The implant comprises an expandable and compliant frame having anchors and an expandable and conformable tubular foam body. A delivery and tether retraction system includes a handle for controlling a pusher and tether. The pusher may be moved a distance away from the implant without changing the orientation of the implant, while the tether is still attached to the implant. A loader includes a conical portion with guides and a reservoir for submerging the foam implant prior to loading and delivery.

Abstract: The utility model discloses a bone spur scraping device, which includes a bone scraping portion. The bone scraping portion includes a first elongated shell and a blade. One end of the first elongated shell is an open structure, and the One end of the first elongated shell is a closed structure, a limiting slot is opened through both side walls of the first elongated shell, one end of the blade is a tip, and the other end of the blade is Two blades are provided at the flat end, and the flat ends of the two blades are movably inserted inside the first elongated housing, and two blades are provided with a mounting hole near the flat end.

Abstract: A powered surgical tool system capable of providing energization signals to plural powered surgical handpieces. The system includes a console to which at least one footswitch is attached. The footswitch can be mapped to control any one of the handpieces connected to the console. The console includes a display on which representations of the footswitch and handpieces connected to the console are presented. The representations of the handpieces are in different colors. When the footswitch is mapped to a specific handpiece, the representation of the footswitch is presented in the same color as the representation of the handpiece to which the footswitch is mapped. When plural footswitches are attached to the console, the representation of each footswitch is presented in a color corresponding to the color of the representation of the handpiece to which the footswitch is mapped.

Abstract: A computer visual guidance system for guiding a surgeon through an arthroscopic debridement of a bony pathology, wherein the computer visual guidance system is configured to: (i) receive a 2D image of the bony pathology from a source; (ii) automatically analyze the 2D image so as to determine at least one measurement with respect to the bony pathology; (iii) automatically annotate the 2D image with at least one annotation relating to the at least one measurement determined with respect to the bony pathology so as to create an annotated 2D image; and (iv) display the annotated 2D image to the surgeon so as to guide the surgeon through the arthroscopic debridement of the bony pathology.

Abstract: A system for guiding a surgical instrument during a medical procedure is disclosed. The system includes a collar device having both a radiopaque marker and a laser light source, and an instrument-guiding device having at least one inclinometer and is coupled to a surgical instrument for use during the medical procedure. The collar device is configured to couple to a radiographic imaging system and providing a laser replication of a surgical reference plane, and the instrument-guiding device is configured for alignment with the surgical reference plane and an instrument angle for guiding the surgical instrument along a surgical axis between a skin entry point and a target.

Abstract: An orthopedic guide that can comprise a base, a first attachment and a second attachment is disclosed. The base can have a plurality of connection features spaced from one another along a longitudinal extent. The base can be configured to seat on a rim of a bone. The first attachment can be selectively coupled to the base at a first end portion thereof and can be selectively coupled to the base at a second end portion thereof. The first attachment can be arch shaped when coupled to the base. The first attachment can define a first plurality of apertures. The second attachment can be selectively coupled to the base at a first end portion thereof and can be selectively coupled to the base at a second end portion thereof. The second attachment can be arch shaped when coupled to the base. The first attachment can define a second plurality of apertures.

Abstract: The present invention concerns a pedicle marker (1) including an elongated tubular body (3) comprising a proximal end (5) for receiving a guide-wire (GW) and a distal end (7) through which the Kirschner-wire can exit, wherein the elongated tubular body extends from the proximal end to the distal end; and a plug (9) enclosing the elongated tubular body, the plug being located between the proximal end and the distal end. The elongated tubular body includes a non-threaded external surface extending at least from the plug to the distal end.

Abstract: A detector for use in artificial joint replacement includes a rotation detection apparatus and a pressure detection apparatus and is inserted between implant trials to allow numerical verification for medial and lateral balance of forces and a rotation state of the trials.

Abstract: A smart surgical instrument for artificial joint replacement includes a femur resection device, a tibia resection device, and a detector having a shape corresponding to the resected surfaces of a femur and a tibia. The femur resection device includes a laser device such that the femur resection device can be aligned for resection of the femur without drilling an intramedullary hole, thereby preventing complications attributable to the intramedullary hole. The tibia resection device includes a laser device, thereby enabling an easy and fast surgical operation without using an extramedullary aligner used for alignment of a tibia during resection of the tibia. The detector includes a rotation detection means and a pressure detection means and is inserted between trials to allow numerical verification for medial and lateral balance of forces and a rotation state of the trials. The surgical instrument enables a precise, accurate, easy, and fast surgical operation.

Abstract: The invention describes catheter systems and methods for accessing the brain during endovascular/neurointervention procedures in the treatment of ischemic stroke. More specifically, a multi-axial catheter system and kit is described that improves the process of accessing a carotid artery particularly in patients having a tortuous aortic arch and thereafter improves the process of gaining access to the brain to enable the insertion of aspiration and/or the deployment clot retrieval devices. In addition, methods of utilizing these systems are described.

Abstract: A catheter assembly includes a catheter body with a catheter-body lumen and an embolic protection device. The catheter body is sized for endoluminal advancement of a distal end portion of the catheter assembly from a puncture site at a human dorsalis pedis artery toward one or more larger arteries. The embolic protection device is configured with a collapsed state and a deployed state. The embolic protection device assumes the collapsed state while stowed in the catheter-body lumen at the distal end portion of the catheter assembly. The embolic protection device assumes the deployed state while outside the catheter-body lumen. The deployed state of the embolic protection device is configured with an opening away from the catheter body for capturing emboli dislodged from an arterial lesion while at a distal end of the arterial lesion.

Abstract: Provided herein are methods and systems for the removal of anatomical occlusions, and an occlusion removal device comprising a first body adapted to be mounted to a delivery wire and releasably engaged to the delivery wire, wherein while engaged the first body remains fixed on the delivery wire and upon release moves axially along the delivery wire, and a second body adapted to be mounted to the delivery wire. A first proximal body may be oriented proximally to a second distal body. The proximal body and the distal body may be adapted to expand upon exiting a delivery catheter. The proximal body may be releasably engaged by a mechanically breakable connection or an electrolytically or heat disconnectable connection, the electrolytically disconnectable connection being broken upon an application of electric current to the electrolytically disconnectable connection.

Abstract: A tissue-resecting end effector includes an outer shaft having a hub housing, an inner shaft including a sun gear, and a drive assembly disposed within the hub housing. The drive assembly includes a first and second drivers disposed about the inner shaft distally and proximally of the sun gear, respectively. The drive assembly further includes a plurality of planetary gears radially disposed about and in meshed engagement with the sun gear between the drivers, and a locking clip proximal of the planetary gears and the sun gear, rotationally keyed to the second driver, and engaged with the first driver via at least one snap-fit engagement. The locking clip retains the drivers and the planetary gears in operable engagement with one another and the sun gear such that a rotational input provided to the second driver drives rotation of the inner shaft.

Abstract: A tissue-resecting end effector assembly includes an outer shaft having a hub housing disposed about a proximal end portion thereof, an inner shaft rotatably disposed within the outer shaft and having a distal driver disposed about a proximal end portion thereof, a proximal driver, a retainer cap, and an RFID chip. The proximal driver is slidably coupled to the distal driver in fixed rotational orientation. The retainer cap is fixedly engaged with the hub housing, thereby fixing the retainer cap relative to the hub housing and the outer shaft. The retainer cap is configured to selectively lock the proximal driver in fixed rotational orientation, thereby selectively locking the inner shaft relative to the outer shaft. The RFID chip is disposed within a pocket of the retainer cap that is closed upon engagement of the retainer cap with the hub housing, thereby retaining the RFID chip therein.

Abstract: A cutting assembly including a grip. A tube assembly includes an outer tube, and an inner tube configured to be rotated by a motor of a drive assembly. The grip includes a nose portion defining an aperture from which the tube assembly extends distally, and an intermediate portion forming with the nose portion an open area ledge. The open area ledge may be sized to receive a connecting hub configured to be removably coupled to a housing of the drive assembly. A coupling member of the connecting hub may include a flange disposed within the open area ledge. A manually movable member is configured to rotate the outer tube about a longitudinal axis. The manually movable member may be positioned between the nose portion and the flange. The manually movable member may include a gripping surface positioned radially outwardly relative to sides of the nose portion.

Abstract: An apparatus for tissue ablation according to an embodiment of the present disclosure includes an ultrasound output unit to output focused ultrasound, and a control unit to control an intensity of the focused ultrasound, wherein the control unit may be configured to control the intensity of the focused ultrasound below a setting value, when a first condition in which a vapor bubble is formed in a tissue or a second condition in which a temperature of the tissue reaches a threshold is accomplished during the output of the focused ultrasound to the tissue. According to this embodiment, it is possible to precisely control vapor bubble dynamics without generating the shockwave scattering effect by instantaneously controlling the acoustic pressure and the intensity of the focused ultrasound, and prevent damage to a tissue other than a lesion to be removed.

Abstract: Various systems and methods for controlling an ultrasonic surgical instrument according to the location of tissue grasped within an end effector are disclosed. A control circuit can be configured to apply varying power levels, via a generator, to an ultrasonic transducer driving an ultrasonic electromechanical system to oscillate an ultrasonic blade. Further, the control circuit can measure impedances of the ultrasonic transducer corresponding to the varying power levels and determine a location of tissue positioned within the end effector according to a difference between the impedances of the ultrasonic transducer relative to a threshold.

Abstract: A catheter system (110) for removal of occlusive material in a body lumen. The catheter system (110) includes a catheter body (10), extending between a distal end (20) and a proximal end (22) and having a proximal portion (29) and a distal portion (28). The catheter body (10) includes a filtration section (30A) having filter media (32) configured to permit blood to pass through the lumen of the catheter body (10) and inhibiting occlusive material from passing out of the catheter body (10). The catheter system (110) also includes a control handle (120) coupled to the proximal portion (29) of the catheter body (10) and a cutter assembly (12) having a drive mechanism (40) operatively coupled to the control handle (120). The cutter assembly (12) includes a drive mechanism (40) and a conveyor (44) coupled to the drive mechanism (40) and rotatable with the drive mechanism (40) to convey occlusive material proximally within the catheter body (10) and through the filtration section (30A).

Abstract: A sensor insertion device comprises a lower case, an upper case, a sensor base, a needle holder, a needle holder pressing part that lowers the needle holder, and a needle holder raising mechanism that raises the needle holder. The needle holder raising mechanism has a pinion gear that raises the needle holder, a first rack gear that is engaged with the pinion gear, and a second rack gear that is disposed above the pinion gear. When the second rack gear reaches the pinion gear as the upper case is lowered, the pinion gear raises the needle holder by engagement with the second rack gear.

Abstract: A trocar assembly and associated methods are shown. Using example devices and methods shown, a surgeon may insert an obturator with a blade portion and a tube portion of a cannula into tissue such as eye tissue. In one state, the blade portions are wider than or equal to outer diameters of the tube portions. This facilitates an incision in tissue such as eye tissue that is wide enough to allow the tube portions to pass through. Because the blade portions are adapted to deform, they may be withdrawn through the inner diameter of the tube portions.

Abstract: An access needle includes a hollow shaft having a lumen sized and shaped to slidably receive a guidewire therein and having a distal end including an angled surface extending proximally and transversely from a sharpened distal-most tip of the shaft to a beveled smoothed area of the shaft proximal and transverse to the sharpened tip. The beveled smoothed area is positioned to slidably engage a guidewire extended distally out the distal end of the needle so that, as the guidewire is retracted proximally into the needle, the beveled smoothed area slidably engages the guidewire to minimize abrasion to the guidewire.

Abstract: The present disclosure relates to surgical port assemblies including a plurality of inflatable members for applying a force to a portion of a shaft of a surgical instrument which is inserted through an interior space of the surgical port assembly, and to surgical systems including a surgical port assembly, an endoscopic camera, and a control mechanism for controlling inflation and deflation of the plurality of inflatable members of the surgical port assembly.

Abstract: A portal saver device for installing a flexible cannulated tube at a surgical site. A portal saver device includes an obturator. The obturator has an obturator body having a cannulated outer obturator tube extending therethrough. The outer obturator tube has a distal tip with a dilating assembly movable between a collapsed, first configuration and an expanded, second configuration. A shaft expander has a cannulated inner obturator tube, which is movable between a first position and a second position within the outer obturator tube. In the first position, the inner obturator tube is retracted from the distal tip of the outer obturator tube and the dilating assembly is in the first configuration. In the second position, the inner obturator tube is advanced within the distal tip of the outer obturator tube and the dilating assembly is in the second configuration.

Abstract: A rail and/or anchor system and method for transjugular intrahepatic portosystemic shunt procedures. The system includes a rail and/or anchor line anchorable to surrounding tissue or used as a rail, and configured to guide the displacement of at least one of a needle and an outer sheath. The rail and/or anchor line may include a balloon catheter, and a balloon of the balloon catheter may be configured to selectively anchor the anchor line to surrounding tissue by the balloon being inflated, and unanchor the anchor line to surrounding tissue by the balloon being deflated. The balloon catheter can be stiff so that it can be used as a rail even when not anchored. The balloon catheter may be configured for executing wedge venography, and for measuring pressure at a tip of the balloon catheter while a balloon of the balloon catheter is inflated. The anchor line may include one or more hooks for anchoring the anchor line to surrounding tissue. The one or more hooks may be selectively advanceable and retractable.

Abstract: A device for local administration of pharmaceutical fluids. The device has at least one capillary with at least one opening in the region of its distal end, a hollow intermediate piece which is connected with the at least one capillary so as to allow the passage of liquid, a guide for directing the intermediate piece which comprises a distal support for resting on the patient, and a fixing element for fixing the intermediate piece to the guide. The fixing element allows fixing of the intermediate piece in various positions relative to the guide. Such fixation prevents displacement of the intermediate piece in relation to the guide. Also disclosed is a method for preparing such a device.

Abstract: Devices, systems, and methods for delivering fluid are provided. Devices include a housing configured for intravaginal deployment and retention, at least one reservoir configured to contain a fluid, and a fluid dispensing mechanism configured to dispense the fluid past the cervix and to the uterus of the subject. Methods include intravaginally deploying and retaining a device in the subject, and dispensing the fluid from the device such that the fluid is driven past the cervix to the uterus of the subject.

Abstract: The present application discloses embodiments related to an external bone fixation device configured to correct bone deformities or repair bone injuries. The device comprises of at least two expandable fixator rings which are arranged at a distance to each other and plurality of adjustable length struts connecting the two expandable fixator rings configured to be adjustable to change the position and orientation of the expandable fixator rings.

Abstract: Provided is a super wing nut bolt. The super wing bolt comprises a head, two wings that extend transversely from opposite sides of the head, a polygonal-sided shall that extends downward from the head and a threaded shaft that extends downward from the polygonal sided shaft.

Abstract: A closure for an open headed medical implant, such as a bone screw. The closure having a cylindrical body having an axis of rotation and also having a radially outer surface with a thread or other guide and advancement structure thereon. The body having a plurality of apertures that open onto a top surface of the body and that are parallel to but spaced from the axis of rotation. The closure also has a break-off head centrally attached by a neck to the top surface of the body.

Abstract: A coupling device for coupling a rod to a bone anchor includes a receiving part having a central axis, a coaxial passage, and an engagement recess extending laterally into the passage, and a pressure member having an expandable portion to clamp the head, a radially outwardly facing surface, and an engagement surface extending from the radially outwardly facing surface. The engagement surface of the pressure member is recessed from an outer surface of the receiving part. The pressure member is movable axially from a first position towards a second position where the receiving part directly engages the pressure member to increase a compression force on the expandable portion for clamping an inserted head. The engagement surface of the pressure member is engageable through the engagement recess of the receiving part by the instrument to move the pressure member axially from the second position back towards the first position.

Abstract: A tulip assembly for use in a pedicle screw system is described. The tulip assembly comprises a ring and a body. A distal end of the body comprises a first and a second reduction channel located on a first and a second side, respectively. A ramp down portion is located between the reduction channel and a securement portion. The securement portions are located distally from the reduction channels. When the tulip assembly is rotated to an open position, the reduction channels receive pins located on a distal end of the ring. Upon applying an axial downward force to a rod within the assembly and rotating the assembly to a closed position, the pins are received and secured by the securement portions. Threads located on an exterior of the body engage threads on an interior of the ring and serve as a locking mechanism to secure the rod in place.

Abstract: Systems, methods, and devices for securing a spinal rod are provided. A clamp assembly may include a tulip comprising a first opening and a second opening, wherein an inner surface of the first opening comprises threads; a saddle movably disposed within the tulip between the first and second openings, the saddle comprising a first end and a second end, the first end comprising a portion configured to receive a spinal rod, the second end comprising a cavity configured to receive a pedicle screw, the saddle comprising slots configured to receive a rotating tool; and a threaded locking cap disposed in the first opening.

Abstract: Various embodiments described herein provide devices and associated methods for treating spinal disease by implanting one or more interspinous process spacing devices. In one embodiment, an interspinous process spacing device includes a first attachment side, a second attachment side, a spacer tray, and a securing means. The spacer tray extends from the first attachment side and is slideably insertable through a spacer tray slot formed in the second attachment side. The spacer tray is adapted to be positioned between a spinous process of a first vertebra and a spinous process of an adjacent second vertebra, and the spacer tray includes a trough formed in a top surface of the spacer tray. The securing means is configured to engage the trough of the spacer tray to secure the second attachment side relative to the first attachment side.

Abstract: Problem to be Solved A traverse that is percutaneously provided and a surgical instrument for percutaneously providing the transverse are provided. Solution A rod 10 is placed in each of two rod openings 113, 123 and a transverse bar 130 is inserted in two bar holes 111, 121. Set screws 140, 150 are screwed in screw holes 114, 124. The set screws 140, 150 press the transverse bar 130, thereby restraining the transverse bar 130 in the longitudinal direction. Since portions of the bar holes 111, 121 adjoin the rod openings 113, 123, the pressed transverse bar 130 contacts the rods 10 and pushes the rods 10 against the rod openings 113, 123. A protrusion 127 engages with the rods 10 to restrain hooks 110, 120 in the longitudinal direction and circumferential direction of the rods 10.

Abstract: Provided is a spinal surgery apparatus for inserting a rod, which allows a rod forming an implant structure to be easily inserted and fixed, thus facilitating spinal surgery and minimizing invasions during the spinal surgery, thus helping a patient's recovery. The spinal surgery apparatus for inserting a rod includes a handle gripped by a user, a fixing shaft connected to the handle, having on a lower end thereof a fixing part to which the rod is fixed, and separating the fixing part from the rod while the fixing shaft is tilted forwards, an actuating part including a connecting shaft inserted into the handle, and an actuating member installed on an end of the connecting shaft to move the connecting shaft up and down by rotation, and a rod push shaft inserted into the fixing shaft, and simultaneously coming at an upper end thereof into contact with a lower end of the connecting shaft, so that the rod push shaft is moved down by an operation of the actuating part, thus pushing and fixing the rod.

Abstract: Systems, methods, and devices for securing a spinal rod are provided. A clamp assembly comprises a tulip comprising an opening comprising an inner surface, wherein the inner surface is threaded; and a threaded locking cap disposed in the opening, wherein threads of the locking cap and the inner surface include various geometries.

Abstract: Disclosed herein are bone plates, bone plate systems, and methods of use thereof that can include a bone pate that includes a plate frame and first and second anvils. The plate frame can have a first surface and define a first opening and a second opening. Each of the first and second anvils can include first and second plates, and a body located in between the first and second plates. The first plate can have a first surface arranged to rest against the first surface of the plate frame when the bone plate is implanted. The second plate can be sized to pass into each of the first and second openings. The body can define a through hole sized to receive a fastener. When the bone plate is implanted, the plate frame can be moveable relative to the first and second anvils.