Staple cartridge assembly comprising an implantable layer
First Claim
Patent Images
1. An end effector for stapling tissue, comprising:
- a cartridge body comprising a deck;
staples removably stored in said cartridge body;
an anvil configured to deform said staples; and
an implantable layer positioned intermediate said deck and said anvil, said layer comprising;
a tissue-facing surface;
raised portions; and
grooves defined intermediate said raised portions, wherein said raised portions apply localized compression to the tissue,wherein said layer is releasably attached to said cartridge body.
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Abstract
An end effector for stapling tissue is disclosed. The end effector comprises a cartridge body comprising a deck, staples removably stored in the cartridge body, and an anvil configured to deform the staples. The end effector further comprises an implantable layer positioned intermediate the deck and the anvil. The layer comprises a tissue-facing surface, raised portions, and grooves defined intermediate the raised portions, wherein the raised portions apply localized compression to the tissue, and wherein the layer is releasably attached to the cartridge body.
4586 Citations
16 Claims
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1. An end effector for stapling tissue, comprising:
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a cartridge body comprising a deck; staples removably stored in said cartridge body; an anvil configured to deform said staples; and an implantable layer positioned intermediate said deck and said anvil, said layer comprising; a tissue-facing surface; raised portions; and grooves defined intermediate said raised portions, wherein said raised portions apply localized compression to the tissue, wherein said layer is releasably attached to said cartridge body. - View Dependent Claims (2, 3, 4)
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5. A staple cartridge assembly for stapling tissue, comprising:
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a cartridge body comprising a deck; a plurality of staples removably stored in said cartridge body; and an implantable layer positioned over said deck, comprising; a tissue-facing surface; a plurality of raised portions; and a plurality of channels defined between said raised portions, wherein said raised portions create discrete compression regions within the tissue, wherein said layer is releasably attached to said cartridge body. - View Dependent Claims (6, 7, 8, 9, 10)
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11. A staple cartridge assembly for stapling tissue, comprising:
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a cartridge body comprising a deck; staples removably stored in said cartridge body; and an implantable layer positioned over said deck, wherein said layer comprises a tissue-facing surface and projections extending from said tissue-facing surface, and wherein said projections define compression zones which apply additional pressure to the tissue, wherein said layer is releasably attached to said cartridge body. - View Dependent Claims (12, 13, 14, 15, 16)
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Specification