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US 2016/0256166 A1Published application
Interlocking buttress material retention system
AssigneeCovidien LP
InventorMegan L. (Prommersberger) Stopek
Life of this patent
Estimating the term…
Abstract
A surgical stapler is provided having a pair of jaws including a staple containing cartridge and an anvil. Buttress material is releasable affixed to the staple containing cartridge and the anvil. One of the jaws includes a pair of longitudinal projections at a first end of the jaw and configured to frictionally engage corresponding slots in a first end the buttress material. One of the jaws includes a post at a second end of the jaw. The buttress material includes a hole in a second end of the buttress material for receipt of the post.
Claims11
1-1. (canceled)
A surgical stapler comprising:
- a jaw assembly including a staple cartridge and an anvil, at least one of the staple cartridge and anvil having a tissue facing surface defining a round projection extending from the tissue facing surface of the at least one of the staple cartridge and anvil and shaped to retain a buttress material, the buttress material defining a recess therein for receiving the round projection so that the buttress material is releasably disposed against the tissue facing surface, the buttress material having a bioactive agent for delivery of the bioactive agent to tissue, the bioactive agent having pharmacological activity with the tissue.
Dependencies are inferred from the claim text.