Surgical stapling instrument having a releasable buttress material
First Claim
Patent Images
1. A surgical stapler, comprising:
- an end effector, comprising;
a staple cartridge;
an anvil including an inner lip and an outer lip; and
a cutting member movable to cut tissue captured between said staple cartridge and said anvil; and
a buttress material, wherein said buttress material is releasably retained to said anvil by said inner lip and said outer lip, wherein said inner lip and said outer lip are positioned on a same side of said cutting member.
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.
-
Citations
17 Claims
-
1. A surgical stapler, comprising:
-
an end effector, comprising; a staple cartridge; an anvil including an inner lip and an outer lip; and a cutting member movable to cut tissue captured between said staple cartridge and said anvil; and a buttress material, wherein said buttress material is releasably retained to said anvil by said inner lip and said outer lip, wherein said inner lip and said outer lip are positioned on a same side of said cutting member. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
-
-
10. A surgical stapler, comprising:
-
an end effector, comprising; a staple cartridge; an anvil including a first groove and a second groove; and a cutting member movable to cut tissue captured between said staple cartridge and said anvil; and a buttress material, wherein said buttress material is releasably retained to said anvil by said first groove and said second groove, wherein said first groove and said second groove are positioned on a same side of said cutting member, and wherein said second groove is further away from said cutting member than said first groove. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
-
Specification