Implantable layers for a surgical instrument

  • US 10,835,249 B2
  • Filed: 08/17/2015
  • Issued: 11/17/2020
  • Est. Priority Date: 08/17/2015
  • Status: Active Grant
First Claim
Patent Images

1. A staple cartridge, comprising:

  • a cartridge body comprising a plurality of staple cavities;

    a plurality of staples removably positioned in said staple cavities;

    a dissolvable insert; and

    a porous implantable layer, comprising;

    an inner portion;

    an outer portion positioned at least partially around said inner portion;

    a plurality of pores embedded within said inner portion and said outer portion; and

    a plurality of passages formed through said outer portion toward said inner portion as said dissolvable insert dissolves, wherein at least one of said passages extends entirely through said inner portion and said outer portion of said porous implantable layer, wherein some of said plurality of passages are formed before an implantation of said porous implantable layer, and wherein some of said plurality of passages are formed after the implantation of said porous implantable layer.

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