Stapling system configured to produce different formed staple heights

  • US 10,258,336 B2
  • Filed: 03/03/2016
  • Issued: 04/16/2019
  • Est. Priority Date: 09/19/2008
  • Status: Active Grant
First Claim
Patent Images

1. A stapling system, comprising:

  • a surgical stapler, comprising;

    an anvil jaw, comprising;

    a pivot pin;

    a planar surface; and

    three adjacent longitudinal rows of forming pockets defined in said planar surface; and

    a firing member movable through a firing stroke;

    a cartridge jaw attachable to said anvil jaw, wherein said cartridge jaw comprises a latching mechanism configured to latch onto said pivot pin to attach said cartridge jaw to said anvil jaw; and

    a replaceable staple cartridge insertable into said cartridge jaw, said replaceable staple cartridge comprising;

    a cartridge body, comprising;

    a proximal end;

    a distal end;

    a longitudinal slot configured to receive said firing member;

    a first deck portion defined on a first side of said longitudinal slot;

    three adjacent longitudinal rows of staple cavities defined in said first deck portion;

    a first retention aperture defined in said first deck portion;

    a second deck portion defined on a second side of said longitudinal slot;

    a second retention aperture defined in said second deck portion; and

    a bottom portion;

    a pan extending around said bottom portion, wherein said pan comprises;

    a first flexible arm engaged with said cartridge body in a snap-fit arrangement, wherein said first flexible arm extends into said first retention aperture; and

    a second flexible arm engaged with said cartridge body in a snap-fit arrangement, wherein said second flexible arm extends into said second retention aperture;

    staples removably stored in said staple cavities, wherein each said staple is deployable between an unfired position and a fired position, and wherein said firing member is configured to sequentially deploy said staples when said firing member is moved through said firing stroke; and

    a staple driver configured to simultaneously deploy more than two staples located in said adjacent longitudinal rows of staple cavities.

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