Surgical bettress and surgical stapling apparatus
AssigneeEthicon, Inc.
InventorsDavid A. Dalessandro, Murty N. Vyakarnam
Life of this patent
Estimating the term…
Abstract
The present invention provides a surgical stapling apparatus and a buttress, i.e. pledget, for use in the surgical stapling apparatus, which buttress provides sealing for hemostasis and pneumostasis, and which buttress includes a continuous projection, or a plurality of projections, for cooperation with guide channels for thereby attaching the buttress to the staple cartridge or anvil in a releasable pressure fit relationship.
Claims14
A surgical stapling apparatus for hemostasis or pneumostasis of tissue, comprising:
- a staple cartridge comprising a plurality of surgical staples provided in two spaced apart lines, the cartridge having an upper surface with an opening through which said staples may be ejected and a knife guide channel,
- an anvil having a surface with an opening through which said staples may be received and a knife guide channel;
- and
- a buttress that provides sealing for hemostasis and pneumostasis, which buttress comprises a continuous projection, or a plurality of projections, wherein the projection(s) are of sufficient number, dimension and spacial relationship to provide a releasable pressure fit with means for receiving the projection(s) when placed in cooperation therewith, said means for receiving said projection being located on the staple cartridge or the anvil.
A buttress for use in a surgical stapling apparatus that comprises a staple cartridge containing a plurality of surgical staples provided in two spaced apart lines, the cartridge having an upper surface with an opening through which said staples may be ejected and a knife guide channel, and an anvil comprising a surface with an opening through which said staples may be received and a knife guide channel, wherein the buttress comprises a continuous projection, or a plurality of projections, wherein the projection(s) are of sufficient number, dimension and spacial relationship to provide a releasable pressure fit with means for receiving the projection(s) of the staple cartridge or the anvil when placed in cooperation therewith.
Dependencies are inferred from the claim text.