Staple cartridge assembly comprising staple cavities for providing better staple guidance

  • US 10,517,599 B2
  • Filed: 08/26/2015
  • Issued: 12/31/2019
  • Est. Priority Date: 08/26/2015
  • Status: Active Grant
First Claim
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1. A staple cartridge assembly for use with a surgical stapler, wherein said staple cartridge assembly comprises:

  • a cartridge body, comprising;

    a proximal end;

    a distal end;

    a deck;

    a longitudinal slot defined in said deck extending from said proximal end toward said distal end; and

    a staple cavity, comprising;

    a top opening defined in said deck;

    a bottom opening;

    a proximal guide;

    a distal guide;

    a sidewall extending between said proximal guide and said distal guide; and

    an intermediate guide extending inwardly from said sidewall; and

    a staple removably stored in said staple cavity, comprising;

    a proximal leg positioned within said proximal guide;

    a distal leg positioned within said distal guide; and

    a base extending between said proximal leg and said distal leg, wherein said intermediate guide is positioned to guide said base and hold said proximal leg in said proximal guide and said distal leg in said distal guide, wherein said intermediate guide is configured to directly engage said base, wherein said staple cavity further comprises a proximal cavity end proximal to said proximal guide and a distal cavity end distal to said distal guide, wherein a first clearance gap is present between said base, said intermediate guide, and said distal cavity end, and wherein a second clearance gap is present between said base, said intermediate guide, and said proximal cavity end.

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