Surgical stapling instrument having a releasable buttress material
First Claim
Patent Images
1. A surgical stapler, comprising:
- a staple cartridge configured to removably store a staple therein;
an anvil, wherein one of said staple cartridge and said anvil includes a first lip; and
a buttress material, wherein said buttress material is releasably retained to said first lip,wherein said staple comprises;
a crown comprised of a dissolvable material;
a first deformable member comprising a tissue-piercing end, wherein said first deformable member is configured to hold tissue after it has been deformed; and
a second member configured to hold tissue, said crown connecting said first deformable member and said second member when said crown is undissolved, said first deformable member being unconnected to said second member after said crown has been dissolved, wherein said first deformable member and said second member are configured to hold tissue independently of one another after said crown has been dissolved.
4 Assignments
0 Petitions
Accused Products
Abstract
A surgical stapler including an anvil, a staple cartridge, and a buttress material removably retained to the anvil and/or staple cartridge. In various embodiments, the staple cartridge can include at least one staple removably stored therein which can, when deployed, or fired, therefrom, contact the buttress material and remove the buttress material from the anvil and/or staple cartridge. In at least one embodiment, the anvil can include at least one lip and/or groove configured to removably retain the buttress material to the anvil until deformable members extending from the surgical staple are bent by the anvil and are directed toward and contact the buttress material.
2407 Citations
20 Claims
-
1. A surgical stapler, comprising:
-
a staple cartridge configured to removably store a staple therein; an anvil, wherein one of said staple cartridge and said anvil includes a first lip; and a buttress material, wherein said buttress material is releasably retained to said first lip, wherein said staple comprises; a crown comprised of a dissolvable material; a first deformable member comprising a tissue-piercing end, wherein said first deformable member is configured to hold tissue after it has been deformed; and a second member configured to hold tissue, said crown connecting said first deformable member and said second member when said crown is undissolved, said first deformable member being unconnected to said second member after said crown has been dissolved, wherein said first deformable member and said second member are configured to hold tissue independently of one another after said crown has been dissolved. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
-
9. A surgical stapler, comprising:
-
a staple cartridge configured to removably store a staple therein; an anvil, wherein one of said staple cartridge and said anvil includes a first groove; and a buttress material, wherein said buttress material is releasably retained by said first groove, wherein said staple comprises; a crown comprised of a dissolvable material; a first deformable member comprising a tissue-piercing end, wherein said first deformable member is configured to hold tissue after it has been deformed; and a second member configured to hold tissue, said crown connecting said first deformable member and said second member when said crown is undissolved, said first deformable member being unconnected to said second member after said crown has been dissolved, wherein said first deformable member and said second member are configured to hold tissue independently of one another after said crown has been dissolved. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
-
-
17. A surgical stapler, comprising:
-
an anvil; a staple cartridge; and a buttress material, wherein one of said anvil and said staple cartridge includes a retention feature configured to releasably retain said buttress material intermediate said anvil and said staple cartridge, a staple removably stored within said staple cartridge, said staple comprising; a crown comprised of a dissolvable material; a first deformable member comprising a tissue-piercing end, wherein said first deformable member is configured to hold tissue after it has been deformed; and a second member configured to hold tissue, said crown connecting said first deformable member and said second member when said crown is undissolved, said first deformable member being unconnected to said second member after said crown has been dissolved, wherein said first deformable member and said second member are configured to hold tissue independently of one another after said crown has been dissolved. - View Dependent Claims (18, 19)
-
-
20. A staple cartridge for use with a surgical stapler, said staple cartridge comprising:
-
a cavity; a staple removably positioned within said cavity; a buttress material; and at least one of a lip and a groove configured to removably retain said buttress material to said staple cartridge, wherein said staple comprises; a crown comprised of a dissolvable material; a first deformable member comprising a tissue-piercing end, wherein said first deformable member is configured to hold tissue after it has been deformed; and a second member configured to hold tissue, said crown connecting said first deformable member and said second member when said crown is undissolved, said first deformable member being unconnected to said second member after said crown has been dissolved, wherein said first deformable member and said second member are configured to hold tissue independently of one another after said crown has been dissolved.
-
Specification