Buttress and surgical stapling apparatus
First Claim
Patent Images
1. A surgical stapling apparatus comprising:
- a staple cartridge containing at least one staple;
an anvil having a staple forming surface; and
a buttress positioned adjacent the anvil or the cartridge, the buttress comprising a non-porous layer disposed between first and second porous layers and a reinforcement member positioned within the non-porous layer.
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Accused Products
Abstract
Multilayer structures including a porous layer and a non-porous layer are useful as buttresses when associated with a surgical stapling apparatus.
1877 Citations
13 Claims
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1. A surgical stapling apparatus comprising:
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a staple cartridge containing at least one staple; an anvil having a staple forming surface; and a buttress positioned adjacent the anvil or the cartridge, the buttress comprising a non-porous layer disposed between first and second porous layers and a reinforcement member positioned within the non-porous layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A surgical stapling apparatus comprising:
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a staple cartridge containing at least one staple; an anvil having a staple forming surface; and a buttress positioned adjacent the anvil or the cartridge, the buttress comprising a collagen film, a collagen foam, and a reinforcing mesh, wherein the reinforcing mesh is positioned within the collagen film.
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11. A surgical stapling apparatus comprising:
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a staple cartridge containing at least one staple; an anvil having a staple forming surface; and a buttress positioned adjacent the anvil or the cartridge, the buttress comprising a non-porous layer disposed between first and second porous layers, and a reinforcement member positioned within the non-porous layer, wherein the reinforcement member comprises chopped fibers.
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12. A method of sealing a wound comprising:
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enclosing tissue between a cartridge and an anvil of a surgical stapling apparatus, one of the cartridge or anvil having a buttress positioned adjacent thereto, wherein the buttress comprises a non-porous layer disposed between first and second porous layer and a reinforcement member positioned within the non-porous layer; and ejecting staples from said cartridge to secure the buttress to the tissue.
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13. A method of sealing a wound comprising:
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enclosing tissue between a cartridge and an anvil of a surgical stapling apparatus, one of the cartridge or anvil having a buttress positioned adjacent thereto, wherein the buttress comprises a collagen film, a collagen foam, and a reinforcing surgical mesh, wherein the reinforcing surgical mesh is positioned within the collagen film; and ejecting staples from said cartridge to secure the buttress to the tissue.
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Specification