Surgical stapling device with adjunct material application feature

摘要

A surgical instrument includes a handle portion, a shaft housing a firing bar, an end effector comprising an anvil, a lower jaw, and a stapling and severing assembly responsive to a longitudinal closing motion produced by the handle portion and the shaft. The lower jaw is configured to receive a removable cartridge. The cartridge includes a housing, a plurality of staples disposed in the housing, and a deck disposed over the plurality of staples. The deck defines apertures, with each aperture being substantially disposed over each staple. The cartridge further includes an agent. The firing bar is operable to assist with releasing the agent onto a severed line of tissue when the firing bar is advanced.

主权项

1. A surgical instrument apparatus comprising:
(a) a handle portion; (b) a shaft housing a firing bar; (c) an end effector comprising an anvil, a lower jaw, and a stapling and severing assembly responsive to a longitudinal closing motion produced by the handle portion and the shaft; and (d) a removable cartridge, wherein the lower jaw is configured to receive the cartridge, the cartridge comprising:
(i) a housing,(ii) a plurality of staples disposed in the housing,(iii) a deck disposed over the plurality of staples, the deck defining a plurality of apertures, each aperture being substantially disposed over each staple, and(iv) a biocompatible material, wherein the firing bar is operable to apply the biocompatible material to tissue while the stapling and severing assembly simultaneously severs and drives staples into the tissue, wherein the firing bar includes a notch configured to receive the biocompatible material.