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, a porous layer and a reinforcement member.
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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.
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Citations
35 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, a porous layer and a reinforcement member. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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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 porous layer and a layer having anti-adhesion properties. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 23, 24, 25, 26)
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21. 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 and a collagen foam layer. - View Dependent Claims (22)
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27. 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.
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28. 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, a porous layer and a reinforcement member, wherein the reinforcement member comprises chopped fibers.
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29. 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, a porous layer, a first reinforcement member associated with the non-porous layer and a second reinforcement layer associated with the porous layer, wherein the first reinforcement member comprises a plurality of reinforcement members oriented in a first direction and the second reinforcement layer comprises a plurality of reinforcement members oriented in a second direction.
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30. 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 fiber reinforced foam composite.
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31. 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, a porous layer and a reinforcement member; and ejecting staples from said cartridge to secure the buttress to the tissue.
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32. 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 porous layer and a layer having anti-adhesion properties; and ejecting staples from said cartridge to secure the buttress to the tissue.
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33. 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 and a collagen foam layer; and ejecting staples from said cartridge to secure the buttress to the tissue.
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34. 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; and ejecting staples from said cartridge to secure the buttress to the tissue.
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35. A method of sealing a wound comprising:
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 fiber reinforced foam composite; and ejecting staples from said cartridge to secure the buttress to the tissue.
Specification