Manually driven surgical cutting and fastening instrument

  • US 8,322,455 B2
  • Filed: 06/27/2006
  • Issued: 12/04/2012
  • Est. Priority Date: 06/27/2006
  • Status: Active Grant
First Claim
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1. A surgical instrument comprising:

  • a handle assembly;

    a closure drive supported by said handle assembly and configured to generate a closing motion and an opening motion;

    a firing drive supported by said handle assembly and configured to selectively generate a rotary firing motion upon actuation of a firing trigger operably coupled to said handle assembly and a rotary retraction motion upon another actuation of the firing trigger;

    an elongate shaft assembly coupled to said handle assembly and communicating with said closure drive and said firing drive to separately transfer said closing and opening motions and said rotary firing motion; and

    an end effector coupled to said elongate shaft assembly, said end effector comprising;

    an elongate channel sized to receive a staple cartridge therein;

    an anvil pivotally coupled to said elongate channel and being pivotallyresponsive to said open and closing motions from said elongate shaft assembly; and

    a cutting and severing member operably supported within said elongatechannel and being responsive to said rotary firing and retraction motions from said elongate shaft assembly.

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