Stapling system comprising a lockout

US9839429B2 · kind B2 · utility

Assignee

• Ethicon Endo-Surgery, Inc. · US

Inventors

• William B. Weisenburgh, II · Maineville, US
• Jerome R. Morgan · Cincinnati, US
• Kyle P. Moore · Alpharetta, US
• Geoffrey C. Hueil · Cincinnati, US
• Mark S. Ortiz · Milford, US
• Douglas B. Hoffman · Cadiz, US
• Patrick A. Weizman · Monroe, US
• Dean B. Bruewer · Lancaster, US
• Gregory B. Blair · Cincinnati, US
• Frederick E. Shelton, IV · Hillsboro, US

Key dates

• Filing date: Sep 9, 2015
• Grant date: Dec 12, 2017
• Expiry date: Sep 9, 2035

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61B2017/2931
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A stapling assembly system for use with a surgical stapling instrument is disclosed. The stapling assembly system comprises a shaft portion and a first replaceable cartridge jaw that comprises a first retainer configured to prevent first staple drivers from falling out of said first replaceable cartridge jaw. The stapling assembly system further comprises a second replaceable cartridge jaw that comprises a second retainer configured to prevent second staple drivers from falling out of said second replaceable cartridge jaw. The stapling assembly system further comprises a second jaw comprising an anvil, a firing member configured to engage said first staple drivers during a first firing stroke of said firing member and said second staple drivers during a second firing stroke of said firing member, and a lockout configured to selectively prevent said firing member from being advanced through a said firing stroke.