Abstract: A heat dissipating device is adapted to be mounted in an electric nail gun that includes a flywheel being rotatable about an axis, a first pulley being spaced apart from the flywheel, and a transmission belt being trained on the first pulley. The heat dissipating device includes a second pulley, a weight disc and a heat dissipating member that are adapted to be connected coaxially and co-rotatably to the flywheel. The second pulley is adapted to be trained by the transmission belt. The heat dissipating member includes a plurality of fan blades extending in a direction of the axis such that, during co-rotation of the flywheel, the weight disc and the heat dissipating member, the fan blades create a flow of air for cooling.

Abstract: Surgical instruments are disclosed comprising a firing assembly including a fuse having a plurality of operating states.

Abstract: A device for compressing body tissue includes a clip having a connection portion with first and second clip arms extending therefrom, the clip includes a recess formed on an inner surface of the connection portion, the recess being shaped and sized to slidably receive a mounting bar coupled to an outer surface of an endoscope on which the mounting bar is mounted with inner surfaces of the first and second clip arms maintained in an open position by contact between an endoscope on which the mounting bar is mounted and the inner surfaces of the first and second clip arms. The clip is slidable over the outer surface of an endoscope on which the mounting bar is mounted until the clip moves distally beyond the distal end of the endoscope so that the first and second clip arms spring closed to grip tissue therebetween.

Abstract: A driver capable of improving a timing of feeding of a fastener to an injection unit is provided. In a driver including an injection unit to which a fastener is fed, and a striking unit configured to strike the fastener of the injection unit when moving from a first position to a second position, the driver further includes: an operational member operated by an operator; moving mechanisms that stop and move the striking unit when the operational member is operated; a feeder that feeds the fastener to the injection unit; and a power mechanism that stops the feeder during a period of stoppage of the striking unit and that moves the feeder to feed the fastener to the injection unit during a period from start of movement of the striking unit by the operation of the operational member to a moment before the striking of the fastener.

Abstract: An automated lift machine that feeds strips of staples into an automated stapling machine that can be used in a production line. The lift machine includes a lifter subassembly and a pusher subassembly, and a magazine for holding multiple strips of staples that are stacked on top of one another. A lift fork extends under of the legs of the second staple strip from the bottom, then lifts up all of the stacked staples in the magazine except for the bottom-most staple strip. After that occurs, the pusher forces the bottom-most staple strip from beneath the stacked staples in the magazine, then pushes that strip toward an exit position, into the feeder for the automated stapling machine. The pusher retracts and the lift fork gently lowers the stacked staples in the magazine until they bottom out, after which the lift fork retracts from the stack.

Abstract: A fastening tool having a low nail lockout mechanism pivotably mounted to the magazine assembly that prevents the tool from driving a fastener with there are less than a predetermined number of fasteners in the magazine.

Abstract: Surgical methods for closing a gastrotomy. The surgical method for closing an opening in an organ wall comprises positioning a distal end portion of a steerable overtube adjacent a portion of the organ wall through which the opening extends. The surgical method further comprises inserting a flexible clip magazine into the steerable overtube. The surgical method comprises grasping tissue through which the opening extends and drawing a portion of the grasped tissue into a clamping position between upper and lower clip arms of a distal-most tissue apposition clip supported within a distal end of the clip magazine. The surgical method further comprises advancing the distal-most tissue apposition clip onto the portion of grasped tissue.

Abstract: A fastener driver includes a pusher assembly slidably coupled to a magazine assembly. The pusher assembly includes a first portion and a second portion that are selectively movable relative to each other. The pusher assembly is adjustable between a first state in which the first portion and the second portion are configured to move together in unison toward the channel, and a second state in which the first portion moves relative to the second portion toward the channel. A dry-fire lockout assembly includes a blocking member coupled to the magazine assembly or the nosepiece assembly, and a lockout member selectively engageable with the blocking member for moving the blocking member from a first position and a second position. The pusher assembly is configured to transition from the first state to the second state after a predetermined number of fasteners remain in the magazine assembly.

Abstract: A fastener driving tool that forces air from its variable venting volume beneath the piston of the working cylinder and directs that forced air through passageways and toward an electronic controller and/or an electric motor before being vented to atmosphere, thereby drawing heat away from those components during an operational cycle of the movable piston. When the piston returns to its initial position, environmental air is drawn through the same passageways, again past the electronic controller and/or electric motor, thereby twice cooling these “hot” components during a single operational cycle.

Abstract: A printing apparatus includes a control unit configured to control a printing unit to start printing on sheets after confirming that a number of sheets used for printing does not exceed an upper limit number of sheets bindable by a first binding processing in a case where the first binding processing is specified and control the printing unit to start printing on sheets without confirming that a number of sheets used for printing does not exceed an upper limit number of sheets bindable by a second binding processing in a case where the second binding processing is specified.

Abstract: A magazine for use with a fastening tool. The magazine can have a pusher assembly that can be retracted into a recess in the magazine to facilitate loading and reloading of fasteners. The pusher assembly can have a pusher assembly knob which can be reversibly latched to a detent to maintain the pusher assembly in a retracted state. The fastening tool can use a magazine which can be reloaded by a method which has a step of reversibly retracting the pusher assembly into the retracted state to allow for feeding one or more fasteners to the magazine.

Abstract: A spare staple storage device including a housing, a retaining mechanism, an end cap, a first magnet, and a second magnet. The housing having a first end, an opposing second end, and being adapted to secure to a stapler. The retaining mechanism carried by the housing and having a first end, adapted to selectively occlude a first opening at the first end of the housing, and an opposing second end. The end cap secured to the second end of the housing. The first magnet secured to the retaining mechanism at the second end of the retaining mechanism. The second magnet carried by the end cap and positioned to attract the first magnet and retain the retaining mechanism is in a closed configuration.

Abstract: A method is used to manufacture a knife of an end effector of a surgical instrument. The method includes forming the knife using metal injection molding. The knife has at least one feature having a molded shape. The method also includes machining the at least one feature of the knife to have a machined shape without machining the entire knife. The method also includes incorporating the knife into the end effector of the surgical instrument.

Abstract: A nailing unit and a nail gun including the nailing unit includes a guide plate, a nail box to mount staple nails or straight nails, and a nail feeding plate slidably connected to a nail compartment; the nail box is fixedly connected to a guide plate at one end, and forms a nail outlet at the position of connection; the nail feeding plate can push staple nails or straight nails to the nail outlet; bumps are fixedly provided inboard of the guide plate lengthwise; two bumps and the nail outlet form a nail discharge groove for matching the nailing plate, and suit to different specifications of straight nails or staple nails.

Abstract: A spare magazine is adapted to be installed in a stapler, and includes a casing unit, a pivot member and a sliding carrier. The pivot member is pivotally disposed in the casing unit, and has a positioning pin. The sliding carrier has a carrier body slidably received in the casing unit, and a main track portion protruding from the carrier body, and having an island block and a surrounding wall that cooperatively define a main track. The sliding carrier is slidable relative to the casing unit between a closed position and a first open position. The positioning pin of the pivot member is inserted into the main track and is slidable in the main track along a heart-shaped route during the sliding movement of the sliding carrier.

Abstract: A staple-refill 11 is provided with: a casing 12 in which a plurality of sheet-type connected staples 10 are stacked; a staple inserting port 14; a staple discharge port 16; a cover member 15 which covers the sheet-type connected staples 10 in the casing 12 from a side of the staple inserting port 14; and a notch portion 18 formed in the casing 12 and extending from an edge of the staple inserting port 14 in an insertion direction.

Abstract: A safety member is adapted for use in a muzzle of a nail gun. The muzzle defines a nail passage that is for passage of a nail, and a gap that spatially communicates with the nail passage. The safety member is slidable in a nail striking direction of the nail, and includes a slider adapted to be disposed in the gap, and having a flat surface, a platform and an abutment end. The flat surface is adapted to face the plate member. The platform protrudes from the flat surface toward the plate member and cooperates with the plate member to define a nail ejection opening therebetween. The abutment end extends from the platform and extends beyond the nail ejection opening for contact with an object to be fastened.

Abstract: A nosepiece assembly for use in a powered nailer includes an outer portion defining an outer side of a drive channel. The drive channel is operable to receive a first nail of a collated strip of nails and guide the first nail out of the nosepiece assembly when the first nail is driven into a workpiece. The nosepiece assembly also includes a magazine-coupling portion coupled to the outer portion. The magazine-coupling portion includes a magazine connector and a spring. The magazine connector is coupleable to a magazine assembly to feed the collated strip of nails along a nail guide toward the drive channel and the spring is positioned adjacent to, but outside, the drive channel to bias at least one nail of the collated strip of nails into a seated position against a surface of the nail guide.

Abstract: A powered fastener driver includes a magazine configured to receive fasteners, a pusher slidably coupled to the magazine, a nosepiece coupled to the magazine, and a workpiece contact element movable with respect to the nosepiece. The powered fastener driver further includes a lockout member pivotally coupled to the nosepiece, and a magnet exerting a magnetic force on the lockout member to bias the lockout member toward a first position. The pusher moves the lockout member to a second position where the lockout member blocks movement of the workpiece contact element when a predetermined number of fasteners remain in the magazine.

Abstract: A needle removing tool (2) and a needle removing device (1) are provided for needles (4, 5) on needle boards (3) of needle looms. The needle removing tool (2) includes a hollow mechanical extraction device (11) for intact and damaged needles (4, 5). The extraction device (11) is motor-driven in such a way as to be rotationally and linearly movable. The extraction device (11) is provided with an elongate extraction sleeve (12) that has an axial hole (18) and a lateral axial slot (20) on the sleeve jacket (19).

Abstract: A staple-refill 11 is provided with: a casing 12 in which a plurality of sheet-type connected staples 10 are stacked; a staple inserting port 14; a staple discharge port 16; a cover member 15 which covers the sheet-type connected staples 10 in the casing 12 from a side of the staple inserting port 14; and a notch portion 18 formed in the casing 12 and extending from an edge of the staple inserting port 14 in an insertion direction.

Abstract: Surgical stapling instruments are disclosed comprising missing staple cartridge and/or spent cartridge lockouts. In various instances, such lockouts are positioned in a shaft of the surgical stapling instruments.

Abstract: The invention relates to a magazine (24) for holding a plurality of joining elements (10) and for feeding said joining elements (10) to a joining device (27), comprising two storage grooves (38) for storing and guiding the joining elements (10), said storage grooves extending at least in sections along two mutually concentric circular paths.

Abstract: An apparatus for installing pre-molded seal caps onto fasteners that extend from a surface is disclosed. Apparatus comprises a plunger mechanism, configured to individually install the pre-molded seal caps onto selected ones of the fasteners. Apparatus also comprises a feed system, configured to sequentially deliver the pre-molded seal caps, arranged on a carrier strip, to the plunger mechanism. Apparatus additionally comprises a take-up mechanism, configured to collect the carrier strip as the pre-molded seal caps are sequentially removed from the carrier strip. The plunger mechanism is also configured to operate in concert with the feed system to sequentially remove the pre-molded seal caps from the carrier strip.

Abstract: A surgical stapler includes a body portion and a tool assembly. The body portion includes a large diameter portion and a small diameter portion extending distally from the large diameter portion. The large diameter portion supports larger internal components of the device including a lockout assembly adapted to prevent refiring of the stapler to allow the diameter of the small diameter portion of the device to be minimized to facilitate passage of the small diameter portion of the stapler and the tool assembly through an 8 mm trocar.

Abstract: To allow a single stapling device to easily function as both an eyeglass-clinch stapling device and a flat-clinch stapling device, the stapling device includes a staple delivering portion (a knock pin) delivering a staple, a supporting table (a platform) for paper, and a clincher bending legs of the staple. The staple delivering portion, the supporting table, and the clincher are relatively movable. The stapling device further includes a controller (an operation timing controller) variably controlling timings when the staple delivering portion and the clincher move relative to the supporting table.

Abstract: A driving tool is provided with first and second grease reservoirs for supplying grease to seal rings present on the outer and inner peripheral circumferences of a head valve in contact with a spring guide. Because of this configuration, wearing off of resistance of the seal rings due to gradual loss of grease can be improved and air leakage therefrom can also be prevented, which can improve durability of the driving tool.

Abstract: A safe nail gun includes a main body, a safety unit, a trigger device, and a clutch unit. The clutch unit has a moving member, a guide piece, and a retainer. The guide piece has a moving segment and a detaching segment. The moving member is connected to the retainer. Upon operation of the trigger device, the retainer drives the safety unit to slide along the moving segment. When one end of the safety unit abuts against an object, the trigger device is enabled to activate ejection of a nail into the object. When the trigger device is continuously operated and the safety unit does not contact an object, the retainer slides from the moving segment to the detaching segment, so the trigger device is disabled to activate ejection of any more nail, thereby ensuring safe use of the nail gun.

Abstract: A fastener driver includes a housing, a cylinder disposed within the housing, a piston positioned and movable within the cylinder, a driver blade attached to the piston and movable with the piston, a motor for driving movement of the piston, a battery removably coupled to the housing for supplying power tot the motor, a nosepiece at least partially defining a fastener driving track through which fasteners are driven by the driver blade, and a magazine operable to supply the fasteners to the nosepiece. The magazine is removable from the nosepiece only in response to prior removal of the battery from the housing.

Abstract: A staple-refill 11 is provided with: a casing 12 in which a plurality of sheet-type connected staples 10 are stacked; a staple inserting port 14; a staple discharge port 16; a cover member 15 which covers the sheet-type connected staples 10 in the casing 12 from a side of the staple inserting port 14; and a notch portion 18 formed in the casing 12 and extending from an edge of the staple inserting port 14 in an insertion direction.

Abstract: A surgical instrument is disclosed comprising a cartridge jaw and a series of windows in the cartridge jaw configured to permit a clinician to observe the firing progress of the surgical instrument.

Abstract: A multi-purpose hand tool includes a first side and a second side that are pivotally connected. The first side includes a lower end having a first handgrip and an upper end including a shaft having a hammer head at one end; a first recess extending at least partially along a bottom of the shaft for holding one or more straight fasteners; and a second recess located substantially in a bottom part of the hammer head for holding one or more rounded fasteners.

Abstract: A staple advance device includes a receptacle having a guide pathway formed by a low level surface, a high level surface, a tilted surface located between the low and the high level surfaces, and an inclined surface formed and located beside the low level surface and communicating with the low level surface, a barrel is slidably engaged in the receptacle, a guide plate is attached to the barrel for supporting the fasteners, an actuating lever is pivotally attached to the barrel with a pivot axle and includes a guide pin slidably engaged in the guide pathway of the receptacle, and a guide rod for feeding the fastener into the barrel selectively, a guide device includes a gate for engaging with the tilted surface and for forming an endless guide pathway for the receptacle selectively.

Abstract: An energy storage tool includes a handle selectively linked to a power spring to deflect and store energy in the spring. The handle is decoupled from a link to the power spring by decoupling members in a release action. A peak release force results during the de-linking that is additive to a spring deflection force. An added motion bar adds leverage to the handle during the decoupling release action to reduce the peak release force.

Abstract: A device for compressing body tissue includes a clip having a connection portion with first and second clip arms extending therefrom, the clip includes a recess formed on an inner surface of the connection portion, the recess being shaped and sized to slidably receive a mounting bar coupled to an outer surface of an endoscope on which the mounting bar is mounted with inner surfaces of the first and second clip arms maintained in an open position by contact between an endoscope on which the mounting bar is mounted and the inner surfaces of the first and second clip arms. The clip is slidable over the outer surface of an endoscope on which the mounting bar is mounted until the clip moves distally beyond the distal end of the endoscope so that the first and second clip arms spring closed to grip tissue therebetween.

Abstract: An impact device for an electric nail gun having a flywheel includes a swing arm unit and an impact unit. The impact unit includes an impact member adapted to be disposed between the flywheel and the swing arm unit, and a magnetic element set mounted to the impact member, spaced apart from the swing arm unit to form a gap therebetween, and providing a magnetic force which magnetically attracts a magnetically conductive component of the swing arm unit. The swing arm unit is movable between a pre-firing position where the impact member is not in contact with the flywheel, and a firing position where the impact member is in contact with the flywheel such that rotation of the flywheel drives the impact unit to move on the swing arm unit.

Abstract: An apparatus includes a staple cartridge including a plurality of staples and a deck defining a plurality of openings. Each opening of the plurality of openings is associated with a corresponding staple of the plurality of staples, such that each staple is configured to pass through a corresponding opening of the plurality of openings. The apparatus further includes a deformable feature configured to be coupled to tissue in response to actuation of the staple cartridge. The deformable feature is configured to retain at least one outer portion of stapled tissue in an inwardly directed position relative to an inner portion of stapled tissue.

Abstract: A surgical device comprising a handle housing, an adapter, an elongated portion, an end effector, a first drive element, and a second drive element is disclosed. The adapter includes a first drive assembly configured to mechanically engage a portion of a first actuation mechanism of the handle housing. The elongated portion is configured to extend distally from the adapter. The first drive element is disposed in mechanical cooperation with the first drive assembly. The second drive element is disposed in mechanical cooperation with the first drive assembly. Rotation of the first drive assembly in a first direction about the longitudinal axis causes distal translation of the first drive element. Rotation of the first drive assembly in a second direction about the longitudinal axis causes distal translation of the second drive element. The first direction is opposite from the second direction.

Abstract: A surgical instrument system comprising a completely replaceable cartridge jaw is disclosed.

Abstract: A surgical stapling system is disclosed. The system comprises a distal end, an unspent staple cartridge comprising a plurality of staples removably stored therein, a channel configured to receive the unspent staple cartridge, and an anvil configured to deform said staples. The system further comprises a firing drive movable through a firing stroke and a primary lockout configured to prevent the firing member from being moved through the firing stroke if the unspent staple cartridge is not positioned in the channel. The system further comprises a secondary lockout actuatable to prevent the firing member from being moved through the firing stroke, wherein the secondary lockout is actuated in response to the firing stroke being prevented by the primary lockout.

Abstract: A surgical fastener applying apparatus for applying fasteners to body tissue including a cartridge receiving half-section defining an elongated channel member configured to releasably receive a stationary housing of a firing assembly. The stationary housing is dimensioned to releasably receive a single use loading unit therein, and includes a lockout structure that prevents insertion of the stationary housing into the cartridge receiving half-section if the single use loading unit is not mounted in the stationary housing.

Abstract: An apparatus includes a housing, a platform, a buttress assembly, at least one retainer member, and an indicator. A portion of the platform is exposed in a gap defined by the housing. The buttress assembly is exposed in the gap defined by the housing. The retainer member is configured to selectively retain the buttress assembly against the platform. The retainer member is further configured to release the buttress assembly from the platform in response to a clamping action of an end effector positioned in the gap defined by the housing. The indicator is configured to provide indication of a state of one or both of the buttress assembly or the at least one retainer member. The indicator is further configured to change state in response to a change of state of one or both of the buttress assembly or the at least one retainer member.

Abstract: A fastening tool and method of operating a fastening tool can include a driver, a motor, a flywheel driven by the motor, an actuator, and a controller. The actuator can cause the driver to engage with the flywheel to cause the driver to move along an axis. The controller can selectively operate the motor and selectively operate the actuator. In a first state, the controller will not operate the actuator unless the contact trip switch and the trigger switch are both actuated, the contact trip switch being actuated prior to actuation of the trigger switch, and the flywheel is rotating at a first predetermined speed. When the controller is in the first state, the controller can operate the motor to rotate the flywheel at a second predetermined speed until the earlier of a second predetermined period of time after operation of the actuator, or a subsequent operation of the actuator.

Abstract: A surgical device to perform open, endoscopic and/or laparoscopic surgical operations. The surgical device includes a handle assembly and at least one disposable loading unit. The handle assembly includes a casing forming a housing, a stationary handle element, and a handle element movable by way of an actuating movement. The at least one disposable loading unit may be reversibly mounted at least partially inside the casing, and includes an actuation mechanism.

Abstract: A surgical stapling device is configured for use in open and/or laparoscopic surgical procedures. The device includes a handle assembly, a shaft assembly coupled to the handle assembly, and an end-effector coupled to the shaft assembly. The end-effector comprises of a jaw assembly configured to clamp, staple, and/or cut a target tissue. The handle assembly comprises of a trigger member that can activate a control member to close the jaw assembly to clamp, staple, and/or cut the target tissue. The stapling device includes a safety lockout member to selective prevent the control member to close the jaw assembly to clamp, staple, and/or cut the target tissue.

Abstract: A system for treating a prostate includes a cartridge, a handle configured to receive the cartridge, and an anchor assembly. The cartridge includes the anchor assembly and the handle includes an actuator and a spring mechanism loaded with mechanical energy. The cartridge and handle mate via pivoting and are aligned via alignment features.

Abstract: A surgical stapling apparatus (stapler) is provided. The stapler includes a housing, elongated member, and a reload. A cartridge is configured to selectively couple to a first jaw member of the reload and includes one or more resilient members thereon. An anvil operably supported on a second jaw member of the reload is configured to compress one or more fasteners ejected from the cartridge. The anvil includes one or more locking members thereon. A knife is configured to translate through the cartridge and anvil when the first and second jaw members are in a closed configuration. Engagement between the knife and the resilient member(s) causes the resilient member(s) to move from an initial configuration that allows the knife to travel distally past the locking member(s) to a final configuration that allows the locking member(s) to engage the knife.

Abstract: A surgical fastener applying apparatus (10) including a cartridge supporting section (200) and an anvil supporting section (100). The cartridge supporting section includes a distal section (206) and a proximal section (210) and the anvil supporting section and cartridge supporting section are configured to clamp tissue therebetween. The anvil supporting section has a distal fastener receiving region (102), a proximal clamping region (104) and an intermediate region (106) between the fastener receiving region and the clamping region. The proximal clamping region is positioned on a first side of the cartridge supporting section and the fastener receiving region is positioned on a second opposing side of the cartridge supporting section.

Abstract: A device for separating needles (1) includes a receiving element (2) for needles (1) and a separating device (3). The receiving element (2) includes at least one through opening (4). The separating device (3) includes an ejection device (5) which can be passed through the through-opening (4) of the receiving element (2). The ejection device (5) has a contact area (6) on the upper edge which corresponds at least to a needle (1) and detects the needle.

Abstract: Improved tissue fasteners are disclosed that can be inserted into (and optionally through) tissue structures underlying a tissue surface for affixing overlapping tissues and tissue planes together, and the like. In some embodiments, an elongate anvil body may protrude distally and/or laterally from a fastener support disposed along the base. The anvil body may have a sharpened end and be configured to penetrate into the tissue, with the elongate anvil body optionally having a bend from a more distal orientation adjacent the clip support to a more lateral orientation adjacent the sharpened end during at least a portion of the deployment. The first leg can be driven through a desired location on the surface of the first tissue and against a receptacle of the anvil body so as to deform the fastener and affix it to the first tissue.