Surgical stapling instrument incorporating a two-piece E-beam firing mechanism

A surgical stapling instrument comprising an end effector is disclosed. The end effector comprises an anvil and a cartridge jaw comprising a channel, wherein the channel comprises a lockout recess defined therein. A staple cartridge is replaceably seated in the channel. A firing member is configured...

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Bibliographic Details
Main Authors Weisenburgh, II, William B, Setser, Michael E, Shelton, IV, Frederick E
Format Patent
LanguageEnglish
Published 04.06.2024
Subjects
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
SURGERY
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Summary:A surgical stapling instrument comprising an end effector is disclosed. The end effector comprises an anvil and a cartridge jaw comprising a channel, wherein the channel comprises a lockout recess defined therein. A staple cartridge is replaceably seated in the channel. A firing member is configured to distally advance a sled during a staple firing stroke. The firing member comprises a first portion configured to engage the anvil, a second portion configured to engage the cartridge jaw, and a lockout portion positioned between the first portion and the second portion. The lockout portion is configured to engage the lockout recess when the sled is not in a proximal position prior to the staple firing stroke. The surgical stapling instrument is unable to perform the staple firing stroke when the lockout portion engages the lockout recess.
Bibliography:Application Number: US201916384096