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    • 2. 发明授权
    • Self-contained powered surgical apparatus
    • 自备动力手术器械
    • US5779130A
    • 1998-07-14
    • US319907
    • 1994-10-07
    • Daniel E. AlesiRobert J. GeisteDominick L. MastriWayne P. YoungKenneth E. Toso
    • Daniel E. AlesiRobert J. GeisteDominick L. MastriWayne P. YoungKenneth E. Toso
    • A61B17/072A61B17/28A61B17/068
    • A61B17/07207A61B2017/00398A61B2017/00734A61B2017/07214A61B2017/2905H01H9/06
    • A self-contained powered surgical stapling device is provided which includes an elongate body and a disposable cartridge assembly detachably supported in a distal end portion of the body. The cartridge assembly includes a frame configured to engage the distal end portion of the body, a housing supported within the frame and containing a plurality of surgical fasteners, an anvil mounted for movement with respect to the housing, an actuation assembly configured to translate relative to the housing and the anvil to progressively move the anvil from an open position to a closed position and to sequentially eject the surgical fasteners from the housing to be formed against the anvil, and an axial drive screw mounted in the frame and threadably associated with the actuation assembly for effectuating the longitudinal translation thereof. A motor assembly having an axial drive shaft is disposed within the elongate body, and a coupling is provided for detachably connecting the axial drive shaft and the axial drive screw. A power source is disposed within the elongate body for energizing the motor assembly.
    • 提供了一种独立的动力手术吻合装置,其包括细长主体和可拆卸地支撑在身体的远端部分中的一次性药筒组件。 盒组件包括构造成接合主体的远端部分的框架,支撑在框架内并容纳多个外科紧固件的壳体,安装成相对于壳体移动的砧座,构造成相对于 所述壳体和所述砧座将所述砧座从打开位置逐渐移动到关闭位置,并且将所述外科紧固件从所述壳体顺序地推出以抵靠所述砧座形成;以及轴向驱动螺钉,其安装在所述框架中并与所述致动器螺纹连接 用于实现其纵向平移的组件。 具有轴向驱动轴的马达组件设置在细长主体内,并且设置有用于可拆卸地连接轴向驱动轴和轴向驱动螺杆的联接器。 电源设置在细长主体内,用于为马达组件供电。