Abstract: A coating architecture is disclosed that includes a substrate having a surface finish Ra of 0.3? or finer, an intermediate layer overlying and in contact with the substrate; and a solid lubricant layer overlying and in contact with the intermediate layer. The test results of applying the coating architecture to a reciprocating hammer drill utilizing the coating is also disclosed.

Abstract: Provided is a system comprising a tool (50) and a stator unit (500). The tool (50) comprises an instrument (100, 102) having a proximal end (20) and a distal (40) end, an end effector (300) at the distal end (40) actuated by torque, and a rotor unit (400) body (410) having at least two cammed surfaces to provide the torque. The stator unit (500) comprises a plurality of stator pushers (530-Ua, 530-Va, 530-Wa, 530-Ub, 530-Vb, 530-Wb, 530-Uc, 530-Vc, 530-Wc) configured for movement in a direction radial to a centre of rotation (405) of the body (410) of the rotor unit (400) and for the application of the radial force, whereby movement of the stator pushers induces rotation of the body (410) around the axis of rotation (210).

Abstract: An end effector for a surgical fastening instrument is disclosed. The end effector comprises a frame, a first jaw, and a second iaw. The first iaw comprises a cartridge body, a plurality of fastener cavities defined in the cartridge body, an arcuate row of first fasteners removably stored in the cartridge body, and an arcuate row of second fasteners removably stored in the cartridge body. The second jaw comprises an arcuate anvil configured to deform the first fasteners to a first fired height and the second fasteners to a second fired height. The first fired height is different than the second fired height. The end effector further comprises first fastener-supporting surfaces configured to advance the first fasteners toward the arcuate anvil during a fastener firing stroke and second fastener-supporting surfaces configured to advance the second fasteners toward the arcuate anvil during the fastener firing stroke.

Abstract: An intelligent electric tool includes an output shaft, a motor, a transmission assembly, an adjustment assembly, a detection unit, and a controller. The output shaft outputs torsion. The motor drives the output shaft to rotate. The transmission assembly connects the motor to the output shaft. The adjustment assembly adjusts an operating mode of the intelligent electric tool, where the operating mode includes at least a metal mode. The detection unit detects a current value of the intelligent electric tool in operation. The controller determines a first detection value and a second detection value according to the current value of the intelligent electric tool in operation and control, according to the first detection value and/or the second detection value, the motor to stop rotating to control the intelligent electric tool to stop.

Abstract: Power tool methods and systems are provided for controlling an operating mode of the power tool. A power tool includes a housing having a handle portion and a top portion. An input control device is located on the top portion of the housing for changing an operational mode of the power tool. The plurality of operational modes include at least a forward mode and a reverse mode. A controller includes an electronic processor and a memory storing instructions that when executed by the electronic processor configure the controller to receive a mode signal from the input control device indicating the selected one of the plurality of operational modes and operate the motor responsive to the mode signal.

Abstract: A fastener-driving tool is provided and includes a housing and a workpiece-contacting element movably connected to the housing, where the workpiece-contacting element is movable between a rest position and an activated position. A trigger is movably connected to the housing such that the trigger is movable between a rest position and an activated position. The tool further includes an actuation lever movably connected to the trigger and movable between a rest position and an activated position. A damper mechanism is associated with the actuation lever and is configured to control a rate of movement of the actuation lever between the activated position and the rest position.

Abstract: A stapling apparatus includes a cartridge assembly, an anvil assembly, and a buttress material. The cartridge assembly includes pushers configured to eject the respective surgical staples from the cartridge assembly, and an outer wall defining a cavity and having a finger deflectably extending over the cavity. The buttress material includes an annular body and a tab extending proximally from the annular body such that at least a portion of the tab is wrapped around the finger of the outer wall of the staple cartridge assembly. The pushers are movable between a first position in which one of the pushers engages the finger such that the tab is secured against the one of the pushers, and a second position in which the one of the pushers is disengaged from the finger such that a portion of the tab is released from the one of the pushers.

Abstract: A surgical stapling assembly is disclosed. The surgical stapling assembly can include a first jaw, a second jaw, an articulation joint, a closure drive comprising a first flexible rotary drive extending through the articulation joint, and a firing drive comprising a second flexible rotary drive extending through the articulation joint and rotatable independent of the first flexible rotary drive. The surgical stapling assembly can further include a 3D-printed component. The surgical stapling assembly can be configured to form different staple shapes, such as non-planar staples and planar staples, can include an eccentrically-driven firing assembly, and/or can include a floatable component. The surgical stapling assembly can include a staple cartridge including a longitudinal support beam.

Abstract: A surgical anvil assembly for use with a circular stapling instrument includes an anvil center rod defining a longitudinal axis and an anvil head pivotally coupled to the anvil center rod and movable between a first operative condition and a second tilted condition. The anvil assembly further includes a locking assembly configured to selectively lock the anvil head in each of the first and second conditions.

Abstract: A powered handle for a surgical stapler can have a drive system including an electric motor. The powered handle can include a manual articulation mechanism to articulate a jaw assembly coupled to a reload shaft connected to the handle. The manual articulation mechanism can include a ball screw mechanism that translates an articulation member responsive to rotation of an articulation knob. The articulation mechanism includes a release function that allows the jaw assembly to return to a longitudinally centered orientation. The powered handle includes a battery pack serving as a power supply for the drive system. A control system can control actuation of the motor based on user inputs and operating parameters of the stapler. The powered handle can include a manual return mechanism.

Abstract: The present invention is directed to a hand-held surgical device, operable by a single user, for deploying fasteners to close a wound or incision in tissue. The device includes tissue pinching and folding members operably controlled by the user during actuation of a trigger of the device, which can temporarily secure and expose inner surfaces of two edges of an incision or wound, where one of a plurality of fasteners can be inserted upon further actuation of the trigger, without crushing or causing undue trauma to the tissue.

Abstract: A powered surgical cutting and stapling instrument is disclosed. The instrument includes at least one sensor to measure at least one parameter associated with the instrument, at least one processor, and a memory operatively associated with the processor. The memory includes machine executable instructions that when executed by the processor cause the processor to monitor the at least one sensor over a predetermined time period and determine a rate of change of the measured parameter.

Abstract: A fastener-driving tool has a housing including a combustion chamber, where the combustion chamber generates combustion for driving a fastener, and a processor associated with the housing and in communication with the combustion chamber. The processor is configured to cause an initial combustion in the combustion chamber and cause a fastener to be driven when a first actuation event and a second actuation event occur, and is configured to cause at least one subsequent combustion in the combustion chamber and cause at least one additional fastener to be driven when only the first actuation event occurs.

Abstract: A surgical instrument with insulating grips is described. The grips can include internal metal frames that are arranged to limit electrical conductivity within the grips and to other components that attach to a grip, such as a ratchet. The internal metal frames can be constructed of multiple internal portions, spatially separated from one another to interrupt electrical conductivity between the internal portions, but coated with an insulating overmold to provide mechanical coupling between the portions. An internal metal frame can also include a notch, cut-out, or other region partially surrounded by the structure of the internal metal frame, which can be coated with an insulating overmold to define a region of the grip that does not have an internal metal frame therein but which can include an attachment point for mechanically coupling other components while limiting electrical coupling between the metal frame and the other components.

Abstract: A surgical tool for use with a robotic system is disclosed that includes a shaft, an end effector, a motor, an axially movable drive member, and a rotary drive shaft in operable communication with the motor. The end effector comprises a first jaw member and a second jaw member movable relative to the first jaw member between an open position and a closed position. The end effector is rotatable relative to the shaft. The axially movable drive member is in operable communication with the second jaw member. The rotary drive shaft is in operable engagement with the axially movable drive member. At least one rotational motion of the rotary drive shaft causes the axially movable drive member to move the second jaw member relative to the first jaw member from the closed position to the open position.

Abstract: A hand-guided, battery-operated working apparatus has an apparatus housing in which is arranged an electric drive motor, a battery tray to accommodate a removable battery pack, and a cooling air guide. The cooling air guide includes an inlet-side air guide portion, which extends from a housing inlet into the battery tray as far as an air outlet from the battery tray, and an outlet-side air guide portion, which leads from the air outlet of the battery tray to the drive motor and, from there, onwards to a housing outlet. The working apparatus has a filter element, which is arranged in the cooling air guide so as to be accessible via the battery tray.

Abstract: An automated container cutting system for cutting a container includes a cutting platform and a cutting tool held by the cutting platform. The cutting tool is configured to cut the container. The automated container cutting system includes a force feedback sensor operatively connected to the cutting tool such that the force feedback sensor is configured to measure resistive force exerted on the cutting tool. The automated container cutting system includes at least one processor communicatively coupled to the force feedback sensor. The processor is configured to receive resistive force data from the force feedback sensor. The resistive force data represents resistive force exerted on the cutting tool as the cutting tool pierces a wall of the container. The at least one processor is configured to determine whether the cutting tool has penetrated through the wall of the container using the received resistive force data.

Abstract: A surgical buttress loading system includes an anvil having a spring assembly biased against a tissue facing surface of an anvil body and a loading tool including a cavity configured to receive the anvil therein, a buttress cartridge including a surgical buttress releasably disposed thereon, an actuator, and a handle operably coupled to the buttress cartridge. When the anvil is positioned within the cavity of the loading tool and the handle is moved to from an unactuated position to an actuated position, the handle moves the actuator to from a retracted position to an extended position and into engagement with the spring assembly of the anvil to lift the spring assembly off of the tissue facing surface and then slides the buttress cartridge towards the spring assembly to move a proximal end portion of the surgical buttress between the spring assembly and the tissue facing surface.

Abstract: A cartridge assembly includes a cartridge channel, a support plate, a staple cartridge supported within the support plate and the cartridge channel, and compression members. The compression members are supported on support flanges of the support plate between the staple cartridge and the cartridge channel to facilitate movement of the staple cartridge in relation to the cartridge channel to accommodate tissue of different thicknesses.

Abstract: A surgical stapling device includes a tool assembly for performing anastomoses procedures. The tool assembly includes a reload assembly and an anvil assembly that have oval configurations to facilitate passage of the tool assembly into a body cavity of a patient with minimal trauma.