Abstract: A rotatable jaw device for use with an endoscope, and method for using such a device. The device includes a fork, and two jaws pivotally mounted to the fork. The jaws are movable between a predetermined closed position and a predetermined open position. At least one jaw has at least one protrusion on a surface of the jaw. The at least one protrusion prohibits movement of the two jaws in the opening direction beyond the predetermined open position.

Abstract: A biopsy device includes a first jaw and a second jaw pivotally connected to the first jaw through a pivot. The second jaw has a lever arm extending rearward from the pivot when the second jaw is closed. A wire having an end is connected to the lever arm of the second jaw. A suction tube is disposed between the first and second jaw.

Abstract: According to some embodiments of the invention there is provided a colon cleaning system comprising: a working channel, a vacuum source, a separate vacuum pipe provided alongside the working channel, and a sensor positioned at a conduit connected externally to the working channel, the sensor configured for providing an indication related to pressure within at least a segment of the working channel. In some embodiments, the system comprises a controller configured for controlling one or more parameters of a vacuum induced in the separate vacuum pipe, the parameter determined according to the pressure related indication provided by the sensor.

Abstract: A lever latching system comprising: a housing; a lever having a latch pin fixedly mounted to the lever, the lever being movably mounted to the housing so that the latch pin moves in an arc; and a latch plate movably mounted to the housing for linear movement with respect to the housing, the latch plate comprising a labyrinth for receiving the latch pin.

Abstract: A medical device that includes a sheath, a tool within the sheath and movable relative to the sheath, and a handle including a rotation assembly configured to rotate the tool relative to the sheath in response to rotation of the rotation assembly relative to a portion of the handle. The rotation assembly rotates the tool relative to the sheath at predefined angular intervals and inhibits movement at each of the predefined angular intervals.

Abstract: Surgical instruments and methods for using and manufacturing the same are provided. The surgical instrument includes a combination of serrated forceps and non-serrated forceps, the serrated forceps and the non-serrated forceps being operable independently of each other. A method of using the instrument includes using the serrated forceps of the instrument to grasp a tissue and using the non-serrated forceps of the instrument to pull a surgical needle through the tissue.

Abstract: An electrosurgical forceps comprising: (a.) a pair of working arms comprising; (i.) a first working arm and a second working arm, each of the first working arm and the second working arm having an inner surface; (ii.) one or more electrodes located on the inner surface of the first working arm, the second working arm, or both; and (b.) a selectively engageable activation system comprising; (i.) a control unit; (ii.) an activation switch; and (iii.

Abstract: Polymeric ligation clips and a clip applier for applying a polymeric ligation clip to tissue are disclosed herein. More particularly, the polymeric ligation clips include separate first and second beams that can be coupled to each other and are movable from a reduced diameter open position in which minimal strain is placed on the ligation clip to a clamped position and to a clip applier for delivering such a ligation clip to a surgical site.

Abstract: A medical instrument includes a first hand lever which has a manually actuated grip portion at its proximal end, a work portion for gripping, clamping or cutting an object at its distal end, and, lying between these, a bearing portion on which a bearing element engages in order to permit pivotability about a rotation axis between the first hand lever and a second hand lever, wherein the second hand lever has a grip portion at its proximal end, a work portion at its distal end, and, lying between these, a guide portion on which the bearing element engages, wherein the guide portion of the second hand lever has on one side a recess for receiving the bearing portion of the first hand lever such that two guide protrusions located distally and proximally of the recess at least partially cover the bearing portion in an operating position.

Abstract: Medical devices including a housing, an actuator, a body having a passageway extending through the body, a drive shaft extending through the passageway, and a clip coupled to the body and the drive shaft to fix the body relative to the drive shaft. The medical device further including features to couple the clip to at least one of the body and/or the drive shaft such that back out of the clip is inhibited.

Abstract: A medical instrument comprises a housing and an elongated sheath configured to be attached to the housing. The elongated sheath includes opposed distal end and proximal end along a longitudinal axis. An end effector is configured to be attached to the distal end of the elongated sheath. The end effector includes a pair of grasps. A direction changer is used to change a direction of the end effector with respect to the distal end of the elongated sheath. A first drive shaft movable in the elongated sheath in ganged relation for opening and closing movement of the pair of grasps. A second drive shaft movable in the elongated sheath in ganged relation for angular movement of the end effector by the direction changer with respect to the elongated sheath. An operating member is configured to actuate the second drive shaft between a bent positions and a neutral position.

Abstract: A medical device includes a link, a first tool member, a second tool member and a third tool member, which each have a proximal end portion movably coupled to the link and a distal end portion. The distal end portion of the first tool member can engage a first object and be associated with a first medical function, the distal end portion of the second tool member can engage a second object and be associated with a second medical function, and the distal end portion of the third tool member can engage the first object or the second object and be associated with the first and/or second medical function. Each of the first, second and third tool members can move relative to the link independent of movement of the each of the other tool members.

Abstract: A handheld implantation device for implantation of a retinal tissue implant at an implantation site. The handheld implantation device includes a handheld implantation tool having a leading implantation tool end and a trailing implantation tool end, an implant holder for peripherally holding a retinal tissue implant including an uppermost viable retinal tissue and a lowermost basement membrane and a clinician-operated attachment arrangement for initial attaching the implant holder at the leading implantation tool end and subsequent selected detaching the implant holder therefrom at the implantation site for implantation of the implant holder together with the retinal tissue implant thereat.

Abstract: Forceps can include an outer tube, a first jaw, a second jaw, and an inner tube. The outer tube can extend along a longitudinal axis and can include a pair of outer arms extending from a distal portion of the outer tube. The first jaw can be pivotably connected to the outer tube and the first jaw can include a first flange and a second flange each located at a proximal portion of the first jaw. The first flange and the second flange can each include a proximal portion extending outward of the outer tube when the jaws are in an open position. The proximal portions can be shaped to limit extension of the proximal portions laterally beyond the outer arms.

Abstract: Forceps can include an outer tube, a first jaw, a second jaw, and an inner tube. The outer tube can extend along a longitudinal axis and can include a pair of outer arms extending from a distal portion of the outer tube. The first jaw can be pivotably connected to the outer tube and the first jaw can include a first flange and a second flange each located at a proximal portion of the first jaw. The first flange and the second flange can each include a proximal portion extending outward of the outer tube when the jaws are in an open position. The proximal portions can be shaped to limit extension of the proximal portions laterally beyond the outer arms.

Abstract: The present disclosure provides a clamp for attaching or detaching a medical shaver, in which the clamp is provided for attaching and detaching a suction tube (30) detachably coupled to and rotated together with a shaft (20) rotated in a shaver body, and includes: a body; a detachment groove (120) formed in a direction perpendicular to a longitudinal direction on a front surface of the body; a detachment slit (125) formed in a direction perpendicular to the longitudinal direction on an upper surface of the body to communicate with the detachment groove; and an attachment groove (145) formed along the longitudinal direction at a center of a right side surface of the body.

Abstract: A surgical gripping/holding instrument having two instrument branches which are coupled pivotably with respect to one another. Each branch has a distal gripping/holding portion, a proximal instrument actuating portion, and an intermediate region which connects the distal and proximal portions preferably integrally, and having an instrument lock, of which the locking elements which can be brought into latching engagement with one another are arranged or formed on the instrument branches. The actuation of the instrument for opening and closing is functionally separated from actuation of the instrument for locking and unlocking the instrument by the positioning of the instrument lock in the intermediate region of the instrument. Therefore, each actuation can be carried out individually.

Abstract: An ambidextrous locking clamp system for providing a user the ability to use the right or left hand to engage and disengage a ratcheting means on the clamp. The clamp includes hingedly connected first and second elongated members each with a finger engaging member, a working head, and a latching member featuring ratcheting teeth. The teeth are engaged by moving the finger engaging members toward each other in an engaging motion, and are disengaged by sliding them in a disengaging motion perpendicular to the engaging motion with opposing force applied to the finger engaging members. One of the elongated members includes a planar portion that is rotatably received in a slot defined in a female portion of the other elongated member. The planar portion can include a wedge that contacts a side of the female portion that defines the slot when the clamp is in a closed position.

Abstract: Embodiments of the disclosed technology relate to a bipolar electrosurgical device for a laparoscopic environment, as well as methods for the use of such a device. Embodiments of the device may include a set of opposing jaws comprising at least one bipolar electrode pair disposed thereon, the set of jaws configured to deliver radiofrequency energy to a target tissue. Embodiments of the set of jaws, when closed, may have a diameter no greater than about 5 mm. The device may further include a shaft with a diameter that may be no greater than about 5 mm. Each of the jaws has a tissue-facing surface of each jaw that may include a complementary self-aligning configuration with respect to the longitudinal axis of the other jaw. Embodiments of the device may further include a pinless rotation assembly formed from rotatably cooperative features of the first jaw and the second jaw that connect the jaws together and enable the jaw set to pivot between an open position and a closed position.

Abstract: A bipolar electrosurgical instrument includes first and second shafts each having a jaw member extending from its distal end. Each jaw member is adapted to connect to a source of electrosurgical energy such that the jaw members are capable of selectively conducting energy through tissue held therebetween. A knife channel is configured to reciprocate a cutting mechanism therealong. An actuator selectively advances the cutting mechanism. A switch is disposed on the first shaft and is configured to be depressed between a first position and at least one subsequent position upon biasing engagement with a mechanical interface disposed on the second shaft. The first position of the switch relays information to the user corresponding to a desired pressure on tissue and the at least one subsequent position is configured to activate the source of electrosurgical energy to supply electrosurgical energy to the jaw members.

Abstract: A surgical instrument includes a female instrument part that defines a hollow volume in a coupling region and a male instrument part that forms a guide section in the coupling region. The guide section is configured to at least partially pass through the hollow volume. A pivoting element, which has an upper section, a center section, and a lower section, couples the female instrument part and the male instrument part to each other in such a way that the female instrument part and male instrument part can pivot relative to each other about an axis of rotation of the pivoting element. A lateral upper contact step is formed between the upper section and the center section of the pivoting element and a lateral lower contact step is formed between the lower section and the center section of the pivoting element.

Abstract: A surgical device includes a handle body extending along a handle axis. The handle body is releasably engaged to a tunneling shaft extending along a shaft axis transverse to the handle axis. At least one tool is mounted to the handle body. Each tool includes a working end adapted to actuate an element of an implantable device.

Abstract: An end effector for a surgical clip applier includes a housing, and jaws that extend past a distal end of the housing and include opposed first and second jaw members each comprising an independent structure movable relative to the other. The first jaw member defines a first inner surface and the second jaw member defines a second inner surface opposite the first inner surface. An actuation mechanism is operatively coupled to the jaw members and operable to move the jaws between an open position and a closed position. The first and second inner surfaces remain substantially parallel to each other as the jaws move between the open and closed positions.

Abstract: A bipolar electrosurgical instrument includes first and second shafts each having a jaw member extending from its distal end. Each jaw member is adapted to connect to a source of electrosurgical energy such that the jaw members are capable of selectively conducting energy through tissue held therebetween. A knife channel is configured to reciprocate a cutting mechanism therealong. An actuator selectively advances the cutting mechanism. A switch is disposed on the first shaft and is configured to be depressed between a first position and at least one subsequent position upon biasing engagement with a mechanical interface disposed on the second shaft. The first position of the switch relays information to the user corresponding to a desired pressure on tissue and the at least one subsequent position is configured to activate the source of electrosurgical energy to supply electrosurgical energy to the jaw members.

Abstract: A bipolar forceps includes an elongated shaft having opposing jaw members at a distal end thereof. The jaw members are movable relative to one another from a first position wherein the jaw members are disposed in spaced relation relative to one another to a second position wherein the jaw members cooperate to grasp tissue therebetween. The jaws members are connected to a source of electrical energy such that the jaw members are capable of conducting energy through tissue held therebetween to effect a tissue seal. At least one non-conductive and spaced-apart stop member is disposed on an inner-facing surface of the jaw members to regulate the gap distance between the jaw members when tissue is held therebetween. The forceps also includes a longitudinally reciprocating knife which severs the tissue after sealing at a location which is proximate the sealing site.

Abstract: A surgical instrument includes a housing, an elongate shaft assembly extending distally from the housing, and an articulation joint extending distally from the elongate shaft assembly. The articulation joint includes a proximal joint portion coupled to the elongate shaft assembly and a distal joint portion movably coupled to the proximal joint portion. The surgical instrument further includes an end effector including an anvil and a staple cartridge. At least one of the anvil and the staple cartridge is movable relative to the other one of the anvil and the staple cartridge to capture tissue therebetween. A first interface extends distally from the distal joint portion and the first interface is distal to the articulation joint. A second interface extends proximally from the end effector and the second interface is configured to releasably couple the end effector to the first interface.

Abstract: Surgical tools and methods of their use are provided. A surgical tool includes first and second working members, first and second handle arms, a handle post having first and second ends, the second end confronting the second handle arm, and a ratchet coupled to one of the first and second handle arms and engageable with the other of the first and second handle arms. Movement of the first handle arm with respect to the second handle arm causes movement of the first working member with respect to the second working member. A force applied to the handle post causes the first working member to move in a first direction with respect to the second working member. The ratchet is configured to temporarily prevent the first and second working members from moving with respect to one another.

Abstract: An engaging element for engaging tissue that includes a first member and a second member. The first member includes at least one tissue engaging portion at a first free end. The first tissue engaging member is movable between an open position and a closed position and has a second free end. The first tissue engaging member is restrained in movement at an intermediate position between the first free end and the second free end. A lock portion is operatively associated with the first member with the lock portion maintaining a spacing between the first member and the second member and inhibiting movement of the first member to the open position. The lock portion is operatively associated with a portion of the first tissue engaging member proximal the intermediate position.

Abstract: A pair of forceps includes a first arm extending from a proximal end to a distal end and a second arm extending from a proximal end to a distal end, the second arm connected to the first arm at a pivot point in combination with a first leaf spring coupled to an inner surface of the first arm at a first attachment point and curved toward the second arm and a switch coupled to an inner surface of the second arm and having a switch opening extending therethrough receiving the first leaf spring to form a ratchet mechanism maintaining a desired position of as the first and second arms relative to one another as they are radially compressed to a grasping configuration.

Abstract: The invention relates to surgical bone holding forceps provided with a drilling guide that allows for drilling parallel to the pointed jaws of the forceps clamped to a bone. Another aspect of the invention is the friction-based, stepless locking mechanism that retains the forceps arms in position with the jaws clamped to the bone.

Abstract: A surgical system having a patient side cart having at least one telesurgically operated instrument, the at least one telesurgically operated instrument comprising a surgical end effector having a plurality of effector components. A transmission is coupled to a motor. The drive train includes at least a first effector drive train and a second effector drivetrain. A controller comprises at least one processor for controlling the transmission. The controller is performs a method by locking an output gear of the second effector drivetrain rotating a camshaft to shift coupling of the motor from the first effector drivetrain to the second effector drivetrain; determining that the output gear is aligned by driving the locked output gear using a first torque; determining that the output gear is properly braked by driving the locked output gear using a second torque; disengaging the lock from the output gear; and driving the second effector drivetrain using the motor.

Abstract: A grasping forceps 1 includes: a pair of guide sections 7A and 7B that guide maneuvering wires 6A and 6B in a direction of an axial line C of a sheath; an extending-and-retracting member (transmission section) 8 that transmits displacement information of the maneuvering section to the maneuvering wires 6A and 6B and outputs the displacement information to the intervention instrument; a distal direction movement inhibitor section (specific directional movement-inhibitor section) 10 that allows the sheaths of the maneuvering wires 6A and 6B toward the distal end; a proximal direction movement inhibitor section (specific directional movement-inhibitor section) 11 that allows the sheaths of the maneuvering wires 6A and 6B toward the distal end; and an locked-state-releasing section 12 that releases an engaging state of the guide sections 7A and 7B with the distal direction movement inhibitor section 10 or the proximal direction movement inhibitor section 11 based on the displacement input by the maneuvering secti

Abstract: A tool introducer is configured for introduction in an elongated body including a straight tube, wherein the tube encloses a tube lumen opened at its distal end with a tube opening. The tool introducer includes locking means to selectively lock or unlock an interchangeable surgical tool to the tube from displacing axially and/or rotationally in the tube lumen, the locking means being configured such that, at the locking, a tool connector of the tool projects towards the tube opening and is distanced therefrom by at least 3 cm. A method includes positioning the surgical tool introducer such that a distal portion thereof projects in a body cavity, manipulating and/or extending the tool introducer to reach and engage an elongated shaft introduced percutaneously into the body cavity; and inserting the elongated shaft into the tube lumen via the tube opening and connecting the tool to the elongated shaft.

Abstract: A handle assembly for operating an articulatable surgical instrument is provided and includes a housing; an actuation shaft translatably and rotatably supported in the housing; a first trigger supported on the housing and connected to the actuation shaft, the first trigger being configured to translate the actuation shaft to operate a first function of the surgical instrument; a second trigger supported on the housing and connected to the actuation shaft, the second trigger being configured to rotate the actuation shaft to operate a second function of the surgical instrument; and a second-trigger release supported in the housing, the second-trigger release having a first position blocking actuation of the second trigger and a second position permitting actuation of the second trigger, where the second-trigger release is actuated from the first position to the second position upon and complete actuation of the first trigger.

Abstract: A gripping instrument with two jaw parts, which are connected to each other by a pivot joint and are movable toward each other, by pushing together of two grip arms connected to the jaw parts, and are movable away from each other, by pushing apart of the grip arms, wherein the grip arm has a bending joint, by means of which, when the grip arms are pushed together, a force limited by a resiliency of the bending joint is transmitted, via the grip arm with the bending joint, to the corresponding jaw part, and which bending joint includes a directional abutment, wherein an applied manual force acts directly through the directional abutment during the pushing apart.

Abstract: A surgical instrument includes a pair of jaw members moveable between a spaced-apart and an approximated position. A drive bar is translatable between a distal and a proximal position for moving the jaw members between the spaced-apart and approximated positions. A lever is moveable between an initial position and an actuated position for translating the drive bar between the distal and proximal positions. A sleeve disposed about the drive bar includes an annular track having a substantially radial segment(s) and a substantially longitudinal segment(s). A collar interdisposed between the sleeve and the drive bar includes a stop member(s) extending radially outwardly therefrom. The stop member(s) is engaged within the track and is translatable from a first position, wherein the stop member is positioned within the longitudinal segment, to a second position, wherein the stop member is engaged within the radial segment, to lock the lever in the actuated position.

Abstract: An implant inserter for use in ALIF spine surgery, wherein the inserter has a flexible bracket, biased closed, onto which two long blades can be removably attached.

Abstract: The present invention relates to a minimally invasive surgery tool having a variable bend. According to one embodiment of the present invention, provided is the minimally invasive surgery tool comprising: a shaft; an end constituent element which is connected to one end of the shaft; and a first joint portion which is arranged between the shaft and the end constituent element, wherein the first joint portion comprises a modifiable link portion which can variably form the bend by means of the reaction of at least one wire.

Abstract: The invention relates to a surgical instrument, in particular a sliding shaft instrument, with a main part, and a moveable part relative thereto, with a handle attached to the main part, comprising a fixed grip and a grip actuating the moveable part, with at least one guide, through which, in relation to the main part, the moveable part is moveable between an initial position and a working position, and with a sliding surface attached to the movable part and pointing towards the main part, the sliding surface being slid along a guide surface attached to the main part and pointing towards the sliding surface, with at least the sliding surface or the guide surface are assigned to each other for the formation of a washable gap.

Abstract: An endoscopic instrument includes a shank (2) with an instrument head (9) arranged at the distal shank end (1) and includes a tool with two jaw parts (11, 12). The jaw parts (11, 12) are pivotable relative to one another and can be controlled from the proximal instrument end via a pull elements (5-8) led in the shank (2). At least one jaw part (11, 12) includes two curved disks (36, 37), on which the pull elements (5-8) engages in each case. Two curved disks (36, 37) of a different radial size are provided for each jaw part (11, 12). The radially larger curved disk is arranged closer to the longitudinal middle axis (14) of the tool than the radially smaller curved disk.

Abstract: The invention relates to a tubular medical instrument having a hollow shaft, a handle positioned on the proximal end of the shaft and equipped with at least two gripping members, and at least one push-pull rod that is positioned in the hollow shaft and has on its distal end a tool consisting of at least two jaw members, wherein for opening and closing at least one jaw member of the tool, the push-pull rod can be coupled with at least one rotatable gripping member of the handle and wherein the push-pull rod and the handle can be detachably connected to one another by a coupling mechanism that is configured as at least one clamping device comprising at least one clamping claw characterized in that the at least one clamping claw can rotate in a guide track mounted between a closed position and an open installation position.

Abstract: A forceps includes first and second shafts, each having a jaw member disposed at a distal end thereof. At least one jaw member is moveable from an open to a closed position for grasping tissue therebetween. At least one jaw member is configured for reciprocation of a blade therethrough. A trigger assembly includes a trigger and at least one linkage coupled to the trigger and to the blade such that rotation of the trigger translates the blade between the retracted and the extended position. An interference member moveable between a locked position and an unlocked position is also provided. The interference member is configured to engage the linkage(s) when in the locked position to inhibit translation of the blade from the retracted to the extended position.

Abstract: The invention relates to a medical instrument comprising at least one movable tool element and at least one actuating element which is mounted such as to be pivotal about a pivotal axis and is coupled to the at least one tool element for the purposes of moving the tool element as a result of a pivotal movement of the actuating element, wherein, for the pivotal mounting of the at least one actuating element, there is provided a pivotal bearing comprising a bearing shaft holder and a bearing shaft which is held in the bearing shaft holder in a working position, wherein the at least one actuating element incorporates the bearing shaft or the bearing shaft holder, wherein the bearing shaft holder has an insertion opening and is insertable through the insertion opening into the bearing shaft holder in a direction that is transverse or substantially transverse to the pivotal axis.

Abstract: Provided is a manipulator including a first forceps piece and a second forceps piece, which are connected by a pivotal axle and have a gripping part opened or closed on a leading end side thereof. The manipulator includes a manipulation member that is connected to a base end side of the pair of forceps pieces, and moves forward or backward in an axial direction to open or close the gripping part, a first buffer part that has a first spring constant, and undergoes elastic deformation to change a grasping force generated at the gripping part on the basis of the first spring constant and a pulling amount of the manipulation member, and a stopper that regulates the elastic deformation of the first buffer part.

Abstract: In a background-art medical gripping device, when a wall surface of an in vivo tissue has a large tear, a side portion of the tear can be gripped by the gripping device, but the other side portion opposed to the side portion cannot be gripped simultaneously. Therefore, to close the tear, complicated operation is required to be performed using plural gripping devices. A medical gripping device according to the present invention includes a fixed clip, a pair of movable clips made from an elastic material and provided to face the fixed clip, the movable clips having lower ends fixed to the fixed clip and the other ends opened, and a control mechanism which shifts from each other a timing at which a gripping target is gripped between one of the movable clips and the fixed clip and a timing at which the target is gripped between the other movable clip and the fixed clip.

Abstract: A surgical device includes a first member, deformable to move a pair of opposing projections toward one another. The projections are received in a pair of opposing openings in a second member, so the first member can pivot relative to the second member about an axis defined by the projections. In another aspect, a surgical instrument includes a first pinless joint pivotably coupling a first jaw to a second jaw, a second pinless joint coupling a distal end of an actuating member to the first jaw, and a third pinless joint coupling a handle to a proximal end of the actuating member. The third pinless joint translates movement of the handle into axial movement of the actuating member, and the second pinless joint translates axial movement of the actuating member into pivotable movement of the first jaw relative to the second jaw about the first pinless joint.

Abstract: An instrument (10) having a tool (15) of a particularly simple design comprises jaws (16, 17) with jaw supports (46) supported by spaced-apart hinges on a shared socket part 18. The hinge axes (27, 28) of the hinges are oriented parallel relative to each other and are at a distance from each other. A slit (24) for precisely guiding a knife (25) may be provided between the two. The jaw supports (46) of the jaws (16, 17) are guided in their own hinges with minimal play and hence in a precise manner. They are held against each other by transverse interlocking means (37), thereby ensuring a simple assembly and precise guiding.

Abstract: A forceps is provided and includes a housing having a shaft. An end effector assembly operatively connects to a distal end of the shaft and includes a pair of first and second jaw members. One or both of the first and second jaw members is movable relative to the other jaw member from a clamping position to an open position. A resilient member operably couples to at least one of the first and second jaw members. The resilient member is configured to bias the first and second jaw members in the clamping position and provide a closure force on tissue disposed therebetween.

Abstract: A treatment tool for an endoscope includes a forcep sheath, a first forcep cup and a second forcep cup which are attached to a distal end of the forcep sheath, and which cooperate with each other to be openable/closable as a whole, an operation wire which is movably arranged in the forcep sheath along an axial direction thereof, which is connected to the first forcep cup and the second forcep cup, and which opens/closes the first forcep cup and the second forcep cup when moved in its axial direction, wherein a sharp needle-shaped portion is formed on a distal end of the first forcep cup, the sharp needle-shaped portion extending farther than a distal end of the second forcep cup, and the sharp needle-shaped portion is arranged so that at least a portion thereof overlaps the second forcep cup.

Abstract: A surgical instrument is provided. The surgical instrument includes a housing. A movable handle is coupled to the housing and is configured to approximate a pair of jaw members toward and away from one another. A latch mechanism operably couples to the movable handle and includes one or more mechanical interfaces configured to selectively engage a corresponding mechanical interface disposed within the housing to lock and unlock the jaw members in an approximated configuration. When the movable handle is in a jammed position, the mechanical interface(s) of the latch mechanism is/are configured to deform and separate from the corresponding mechanical interface disposed within the housing when the movable handle is moved from the jammed position.