SURGICAL STAPLING INSTRUMENT COMPRISING MULTIPLE LOCKOUTS

  • US 20170281155A1
  • Filed: 04/01/2016
  • Published: 10/05/2017
  • Est. Priority Date: 04/01/2016
  • Status: Active Grant
First Claim
Patent Images

1. A surgical stapling instrument, comprising:

  • a shaft;

    an articulation joint; and

    an end effector assembly, comprising;

    a first jaw;

    a second jaw movable relative to said first jaw;

    an anvil configured to deform staples;

    a drive system, comprising;

    a rotary input;

    a closure drive configured to move said second jaw;

    a firing drive configured to fire staples from a staple cartridge; and

    a first lockout comprising an unlocked configuration when a staple cartridge is installed within said end effector assembly and a locked configuration where a staple cartridge is not installed within said end effector assembly, wherein, when in said unlocked configuration, said first lockout is configured to permit actuation of said closure drive and said firing drive, and wherein, when in said locked configuration, said first lockout is configured to prevent said closure drive and said firing drive from being actuated; and

    a second lockout comprising an unlocked configuration where an unfired staple cartridge is installed within said end effector assembly and a locked configuration, wherein, when in said unlocked configuration, said second lockout is configured to permit actuation of said closure drive and said firing drive, and wherein, when in said locked configuration, said second lockout is configured to prevent actuation of said closure drive and said firing drive.

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