Tissue thickness compensator for surgical staplers

  • US 9,833,236 B2
  • Filed: 05/21/2014
  • Issued: 12/05/2017
  • Est. Priority Date: 09/30/2010
  • Status: Active Grant
First Claim
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1. A fastener cartridge, comprising:

  • a cartridge body comprising a deck and a plurality of fastener cavities;

    a plurality of fasteners removably stored within said fastener cavities, wherein said fasteners are deployable from said fastener cavities to fasten tissue; and

    a tissue thickness compensator positioned over said fastener cavities, wherein said tissue thickness compensator defines a single layer, wherein said tissue thickness compensator is configured to be captured within said fasteners, wherein said tissue thickness compensator is configured to adapt to the thickness of the tissue captured within said fasteners, and wherein said single layer of said tissue thickness compensator comprises;

    a first compression zone having a first set of material properties; and

    a second compression zone having a second set of material properties, wherein a property in said first set of material properties is different than a corresponding property in said second set of material properties, and wherein said first compression zone is spaced apart from said second compression zone.

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