Center cinch and release of buttress material
First Claim
Patent Images
1. A surgical stapling apparatus, comprising:
- a pair of jaws, one of the jaws including a staple cartridge and the other of the jaws being an anvil assembly, each of the pair of jaws having a tissue contacting surface;
a surgical buttress positioned against and pre-attached onto the tissue contacting surface of each of the jaws;
a suture member passing across the tissue contacting surface of at least one of the pair of jaws and overlying the surgical buttress of the at least one of the pair of jaws; and
a tensioning member movably mounted on the at least one of the pair of jaws and engageable with the suture member, the tensioning member movable between a first position tensioning the suture member and a second position releasing tension on the suture member.
2 Assignments
0 Petitions
Accused Products
Abstract
A buttressed anvil assembly is provided for use with a surgical stapling instrument. The buttressed anvil assembly generally includes an anvil member having a strip of buttress material attached thereto by a pair of sutures. A tensioning mechanism is provided to secure or tension the buttress material to the anvil member prior to use and allow for release of the buttress material after stapling of tissue. The tensioning mechanism includes a cinch track engageable with one of the pair of sutures.
-
Citations
21 Claims
-
1. A surgical stapling apparatus, comprising:
-
a pair of jaws, one of the jaws including a staple cartridge and the other of the jaws being an anvil assembly, each of the pair of jaws having a tissue contacting surface; a surgical buttress positioned against and pre-attached onto the tissue contacting surface of each of the jaws; a suture member passing across the tissue contacting surface of at least one of the pair of jaws and overlying the surgical buttress of the at least one of the pair of jaws; and a tensioning member movably mounted on the at least one of the pair of jaws and engageable with the suture member, the tensioning member movable between a first position tensioning the suture member and a second position releasing tension on the suture member. - View Dependent Claims (2, 3, 4, 5, 6)
-
-
7. A surgical stapling apparatus, comprising:
-
a pair of jaws, one of the jaws including a staple cartridge and the other of the jaws being an anvil assembly, each of the pair of jaws having a tissue contacting surface; a surgical buttress positioned against and pre-attached onto the tissue contacting surface of each of the jaws; a suture member passing across the tissue contacting surface of at least one of the pair of jaws and overlying the surgical buttress of the at least one of the pair of jaws, wherein the surgical buttress of the at least one of the pair of jaws defines cutouts for the passage of the suture member therethrough. - View Dependent Claims (8, 9, 10, 11, 12, 13)
-
-
14. A surgical stapling apparatus, comprising:
-
a pair of jaws, one of the jaws including a staple cartridge and the other of the jaws being an anvil assembly, each of the pair of jaws having a tissue contacting surface; a surgical buttress positioned against and pre-attached onto the tissue contacting surface of each of the jaws; a suture member passing across the tissue contacting surface of at least one of the pair of jaws and overlying the surgical buttress of at least one of the pair of jaws; and a release member movably mounted on at least one of the pair of jaws. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21)
-
Specification