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    • 2. 发明授权
    • Anvil attachment for a surgical stapling instrument
    • 砧座附件用于外科缝合器械
    • US4180196A
    • 1979-12-25
    • US822049
    • 1977-08-05
    • J. Charles HueilRobert G. RothfussTerry A. Boothby
    • J. Charles HueilRobert G. RothfussTerry A. Boothby
    • A61B17/11A61B17/068B25C5/02
    • A61B17/0684
    • An anvil attachment for the nose portion of a surgical stapling instrument of the type utilizing a replaceable cartridge of surgical staples. The anvil attachment is generally "L-shaped". A first leg of the anvil attachment is adapted to lie along and to be affixed to the nose portion of the surgical instrument with the second leg of the anvil attachment extending laterally of the surgical instrument nose portion. Near the juncture of the first and second anvil attachment legs, the second anvil attachment leg is provided on its upper surface with an upstanding wedge-shaped lug which, in cooperation with an adjacent relief on the first anvil attachment leg, engages and maintains the lower end of the staple cartridge in proper position against the nose portion of the surgical stapling instrument. The second anvil attachment leg has a first anvil portion adjacent the wedge-shaped lug and providing a first anvil surface adapted to abut and support the crown of a staple during a staple forming operation. The second anvil attachment leg may have one or more narrower anvil portions adjacent the first anvil portion and providing other anvil surfaces adapted to abut and support the crowns of staples of lesser inside crown dimension during the forming thereof, whereby the anvil may be used with two or more cartridges containing two or more different sizes of staples.
    • 用于外科缝合器械的鼻部的砧座附件,该外科缝合器械采用外科缝钉的可更换筒。 砧座附件通常为“L形”。 砧座附件的第一腿适于沿着并固定到手术器械的鼻部,其中砧座附件的第二腿在外科器械鼻部的侧面延伸。 在第一和第二砧座附接腿的接合处附近,第二砧座附接腿在其上表面上设置有直立的楔形凸耳,其与第一砧座附接腿上的相邻的凸起配合并且保持下部 钉仓的端部适当位置抵靠外科缝合器械的鼻部。 第二砧座连接腿具有邻近楔形凸耳的第一砧座部分,并且在缝合钉成形操作期间提供适于邻接并支撑订书钉的冠部的第一砧座表面。 第二砧座附接支腿可以具有邻近第一砧座部分的一个或多个较窄的砧座部分,并且在其形成期间提供适于抵靠和支撑较小内冠尺寸的钉的冠部的其他砧座表面,由此砧座可与两个 或更多的包含两种或更多种不同尺寸的钉的盒。
    • 3. 发明授权
    • Staple cartridge and feed means for use with a surgical stapling
instrument
    • 用于外科缝合器械的装订钉仓和进给装置
    • US4043504A
    • 1977-08-23
    • US665294
    • 1976-03-09
    • J. Charles HueilRobert G. Rothfuss
    • J. Charles HueilRobert G. Rothfuss
    • A61B17/11A61B17/068B25C5/16B25C5/02
    • A61B17/0684B25C5/1603
    • A staple cartridge and feed means for use with a surgical stapling instrument of the type having an anvil about which a staple is formed during emplacement thereof in the skin or fascia of a patient. The cartridge comprises a body having a vertical staple feeding track adapted to hold a stack of staples and a separate vertical staple forming track with a staple former reciprocable therein by the surgical stapling instrument. The staple forming track and the staple feeding track are in parallel relationship separated by a divider wall. A window, defined by the cartridge body and the divider wall, provides a horizontal path between the staple feeding track and the staple forming track and is so sized as to permit the passage therethrough of a single staple from the bottom of the staple stack. Horizontal feeder means normally prevent passage of the bottommost staple from the stack through the window into the staple driving track. The horizontal feeder means, actuable by the surgical stapling instrument, positively shifts the bottommost staple of the stack from the staple feeding track horizontally through the window to the staple forming track and cooperates with retainer springs to hold a shifted staple in position in the staple forming track to be implanted and formed about the anvil by the staple former.
    • 用于与具有砧座的类型的外科缝合器械一起使用的钉仓和进给装置,在其置于患者的皮肤或筋膜中时,形成钉。 所述盒包括具有适于保持钉堆叠的垂直订书钉馈送轨道的本体和具有可由所述外科缝合器械在其中往复运动的缝合钉制成器的单独的垂直缝合钉形成轨道。 订书钉成形轨道和订书钉馈送轨道由分隔壁隔开并联的关系。 由盒主体和分隔壁限定的窗口在订书钉馈送轨道和订书钉形成轨道之间提供水平路径,并且其尺寸被设计成允许从订书钉堆叠的底部通过单个订书钉。 水平进给装置通常防止最底层的订书钉从堆叠通过窗口进入订书钉驱动轨道。 由外科缝合器械致动的水平进给器装置将堆叠的最下面的缝钉从缝钉馈送轨道水平地从窗口移动到缝合钉成形轨道,并与保持器弹簧配合,以将定位的缝合钉保持在钉成形中的适当位置 通过缝钉成型机将轨道植入和围绕砧座形成。
    • 4. 发明授权
    • Disposable surgical stapling instrument
    • 一次性手术吻合器械
    • US4179057A
    • 1979-12-18
    • US961740
    • 1978-11-17
    • Carl T. BechtJ. Charles Hueil
    • Carl T. BechtJ. Charles Hueil
    • A61B17/068A61B17/04B25C5/02
    • A61B17/0684
    • A disposable surgical stapling instrument for forming and implanting surgical staples in the skin or fascia of a patient to close a wound or incision. The instrument comprises an elongated body having a forward portion and a rearward portion serving as a handle portion. The forward portion of instrument body houses a staple driver attached to a staple driver actuator and a return spring for the staple driver actuator. A surgical staple magazine assembly is affixed to the lower edges of the instrument body forward portion. An anvil plate, supporting a tow of surgical staples, is located within the magazine assembly. The anvil plate terminates at its forward end in a coextensive anvil surface. The magazine assembly contains a feeder assembly to constantly urge the row of staples toward the anvil surface to locate the forwardmost staple of the row thereon to be implanted and formed thereabout by the driver and to disengage a formed staple therefrom. The magazine assembly also provides a channel for the lower end of the staple driver and a staple retaining surface to minimize bending of the staple crown during the staple forming operation. The staple driver is shiftable between a retracted position and a staple forming position by means of a trigger pivotally mounted to the instrument body forward portion and operatively connected to the staple driver actuator.
    • 一种一次性外科缝合器械,用于在患者的皮肤或筋膜中形成和植入手术缝合钉以闭合伤口或切口。 仪器包括细长体,其具有前部和用作手柄部的后部。 仪器主体的前部装有连接到订书针驱动器致动器的订书钉驱动器和用于订书钉驱动器致动器的复位弹簧。 外科缝合钉仓组件固定在仪器主体前部的下边缘上。 支撑手术钉的丝砧的砧板位于杂志组件内。 砧座板的前端在共同延伸的砧座表面终止。 刀库组件包括供给器组件,以将钉排一直推向砧座表面,以便定位其上的行的最前面的钉,以便由驱动器在其上被植入和形成,并且从其上脱离成形钉。 料仓组件还为钉驱动器的下端和订书钉保持表面提供了一个通道,以在订书钉成型操作期间最小化订书钉冠的弯曲。 订书钉驱动器借助于枢转地安装到仪器主体前部并且可操作地连接到订书钉驱动器致动器的触发器在缩回位置和订书钉形成位置之间可移动。
    • 6. 发明授权
    • Electro-mechanical fastener driving tool
    • 机电紧固件驱动工具
    • US4964558A
    • 1990-10-23
    • US358656
    • 1989-05-26
    • John P. CrutcherJ. Charles HueilDonald D. Juska
    • John P. CrutcherJ. Charles HueilDonald D. Juska
    • B25C1/06
    • B25C1/06
    • An electromechanical flywheel containing fastener driving tool. The tool comprises a frame supporting a housing, a guide body and a fastener containing magazine. A free floating driver within said frame. Forward and rearward flywheels are arranged in tandem within the tool frame with their peripheral surfaces opposed. A pair of beam-like arcuate load springs are located to either side of the frame. The load spring rearward ends carry bearings in which the shaft of the rearward flywheel is journaled. The load spring forward ends carry rotatable eccentric bearing housings in which the shaft of the forward flywheel is journaled. The bearing housings are rotatable to shift the forward flywheel between operative and inoperative positions wherein the opposed surfaces of the flywheels are spaced by a distance less than and a distance greater than the thickness of the driver, respectively. The load springs permit the forward flywheel to yield slightly from its operative position when the driver is introduced between the flywheels. An electric motor and gear train drive the flywheels in counterrotation regardless of the position of the forward flywheel. A driver return system comprises a stationary idler roller and a return roller and gear train constantly driven by the rearward flywheel and pivotable thereabout between operative and inoperative positions. The driver is shiftable between a retracted position and an extended position. A driver trigger released locking means maintains the driver in its normal position. A driver actuator introduces the released driver between the flywheels. The tool has a safety which controls the driver trigger, the driver actuator and the positions of the forward flywheel and the return roller.