Robotically-controlled surgical stapling devices that produce formed staples having different lengths

  • US 10,729,436 B2
  • Filed: 03/13/2017
  • Issued: 08/04/2020
  • Est. Priority Date: 08/31/2005
  • Status: Active Grant
First Claim
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1. A stapling system for use with a surgical robot, wherein the stapling system comprises:

  • a housing, comprising,an attachment portion configured to be mounted to the surgical robot; and

    a drive system configured to receive rotary motions from the surgical robot;

    an elongate shaft extending from said housing; and

    a loading unit attached to said elongate shaft, wherein said loading unit comprises;

    a loading unit shaft extending from said elongate shaft; and

    an end effector extending from said loading unit shaft, wherein said end effector comprises;

    a first jaw;

    a second jaw, wherein said second jaw is movable relative to said first jaw between an open position and a closed position;

    an anvil, comprising;

    a tissue facing surface;

    a plurality of staple forming pockets defined in said tissue facing surface; and

    a longitudinal cavity;

    a staple cartridge, comprising;

    a longitudinal slot;

    a first deck surface positioned a first distance from said tissue facing surface when said second jaw is in said closed position;

    a second deck surface positioned a second distance from said tissue facing surface when said second jaw is in said closed position, wherein said first distance and said second distance are different;

    a plurality of staple cavities; and

    a plurality of staples removably stored in said staple cavities; and

    a camming member configured to move within said longitudinal slot of said staple cartridge, wherein said camming member is further configured to move within said longitudinal cavity of said anvil.

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