Surgical fastening apparatus with a rotary end effector drive shaft for selective engagement with a motorized drive system

  • US 10,258,333 B2
  • Filed: 09/11/2015
  • Issued: 04/16/2019
  • Est. Priority Date: 06/28/2012
  • Status: Active Grant
First Claim
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1. A surgical fastening apparatus, comprising:

  • a motorized drive system; and

    an end effector, comprising;

    a channel configured to operably support a removable staple cartridge that includes surgical staples stored therein that are ejected from the removable staple cartridge as an ejector that is movably supported therein is moved from a starting position to an ending position in the removable staple cartridge; and

    a rotary end effector drive shaft defining a shaft axis and being movably supported by said channel for movement in directions transverse to said shaft axis between an engaged position wherein said rotary end effector drive shaft is rotatable by said motorized drive system and a disengaged position wherein said rotary end effector drive shaft is not rotatable by said motorized drive system, said rotary end effector drive shaft being retained in said disengaged position unless the removable staple cartridge has been operably installed within said channel and the ejector thereof is in the starting position.

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