US 11,806,013 B2
Firing system arrangements for surgical instruments
Frederick E. Shelton, IV, Hillsboro, OH (US); Jeffrey S. Swayze, West Chester, OH (US); and Chester O. Baxter, III, Loveland, OH (US)
Assigned to Cilag GmbH International, Zug (CH)
Filed by Cilag GmbH International, Zug (CH)
Filed on Aug. 20, 2019, as Appl. No. 16/545,085.
Application 16/545,085 is a continuation of application No. 15/269,154, filed on Sep. 19, 2016, granted, now 10,413,294.
Application 15/269,154 is a continuation of application No. 13/536,292, filed on Jun. 28, 2012, abandoned.
Prior Publication US 2020/0054333 A1, Feb. 20, 2020
Int. Cl. A61B 17/072 (2006.01); A61B 34/30 (2016.01); A61B 34/37 (2016.01); A61B 34/35 (2016.01); A61B 34/00 (2016.01); A61B 17/10 (2006.01); A61B 17/29 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/07207 (2013.01) [A61B 17/105 (2013.01); A61B 17/29 (2013.01); A61B 34/30 (2016.02); A61B 34/35 (2016.02); A61B 34/37 (2016.02); A61B 34/71 (2016.02); A61B 17/00234 (2013.01); A61B 2017/00309 (2013.01); A61B 2017/00314 (2013.01); A61B 2017/00398 (2013.01); A61B 2017/00477 (2013.01); A61B 2017/07214 (2013.01); A61B 2017/07271 (2013.01); A61B 2017/07278 (2013.01); A61B 2017/2903 (2013.01); A61B 2017/2908 (2013.01); A61B 2017/2929 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A stapling assembly, comprising:
a shaft comprising an articulation joint;
an end effector operably attached to said shaft by said articulation joint, wherein said end effector comprises:
a first jaw;
a second jaw movable relative to said first jaw from an open position to a closed position; and
a staple cartridge; and
a firing system, comprising:
a threaded drive screw; and
a firing member, comprising:
a first jaw-engaging feature;
a second jaw-engaging feature;
a cutting blade;
a body defining a longitudinal passage and a plurality of lateral windows, wherein said longitudinal passage is configured to receive said threaded drive screw; and
a plurality of removable sidewall inserts comprising grooves, wherein said lateral windows are configured to receive said sidewall inserts, wherein said grooves are configured to laterally engage said threaded drive screw, and wherein said threaded drive screw is rotatable in order to drive said firing member distally during a firing motion.