US 12,076,018 B2
Modular stapling assembly
Andrew T. Beckman, Cincinnati, OH (US); Frederick E. Shelton, IV, Hillsboro, OH (US); Jerome R. Morgan, Cincinnati, OH (US); David C. Yates, Morrow, OH (US); Chester O. Baxter, III, Loveland, OH (US); Joshua R. Uth, Mason, OH (US); Jeffrey L. Savage, West Chester, OH (US); and Jason L. Harris, Lebanon, OH (US)
Assigned to Cilag GmbH International, Zug (CH)
Filed by Cilag GmbH International, Zug (CH)
Filed on Jul. 28, 2023, as Appl. No. 18/227,475.
Application 18/227,475 is a continuation of application No. 17/209,961, filed on Mar. 23, 2021, granted, now 11,744,588.
Application 17/209,961 is a continuation of application No. 16/284,690, filed on Feb. 25, 2019, granted, now 11,154,301, issued on Oct. 26, 2021.
Application 16/284,690 is a continuation of application No. 14/633,541, filed on Feb. 27, 2015, granted, now 10,226,250, issued on Mar. 12, 2019.
Prior Publication US 2024/0032925 A1, Feb. 1, 2024
Int. Cl. A61B 17/115 (2006.01); A61B 17/068 (2006.01); A61B 17/072 (2006.01); A61B 17/10 (2006.01); A61B 17/32 (2006.01); A61B 17/00 (2006.01); A61B 17/29 (2006.01); A61B 90/00 (2016.01); A61B 90/98 (2016.01)
CPC A61B 17/105 (2013.01) [A61B 17/068 (2013.01); A61B 17/072 (2013.01); A61B 17/07207 (2013.01); A61B 17/115 (2013.01); A61B 17/1155 (2013.01); A61B 17/32002 (2013.01); A61B 2017/00017 (2013.01); A61B 2017/00115 (2013.01); A61B 2017/00367 (2013.01); A61B 2017/00398 (2013.01); A61B 2017/0042 (2013.01); A61B 2017/00424 (2013.01); A61B 2017/0046 (2013.01); A61B 2017/00464 (2013.01); A61B 2017/00473 (2013.01); A61B 2017/0053 (2013.01); A61B 2017/00734 (2013.01); A61B 2017/0688 (2013.01); A61B 2017/07221 (2013.01); A61B 2017/0725 (2013.01); A61B 2017/2901 (2013.01); A61B 2017/2903 (2013.01); A61B 2017/2905 (2013.01); A61B 17/2909 (2013.01); A61B 2017/291 (2013.01); A61B 2017/2927 (2013.01); A61B 2017/320032 (2013.01); A61B 2090/038 (2016.02); A61B 2090/065 (2016.02); A61B 2090/0811 (2016.02); A61B 90/98 (2016.02)] 20 Claims
OG exemplary drawing
 
1. A surgical instrument, comprising:
an end effector, comprising:
a first jaw; and
a second jaw;
a closure drive to move the first jaw toward the second jaw during a closure stroke;
a firing drive to advance a knife through the end effector during a firing stroke;
an electric motor;
a drive shaft movable by the electric motor through the closure stroke and the firing stroke, the drive shaft comprising:
a first thread comprising a first thread pitch; and
a second thread comprising a second thread pitch, wherein the first thread pitch is different than the second thread pitch; and
an end-of-stroke switch operable between a closed state and an open state, wherein the electric motor is configured to move the drive shaft through the firing stroke when the end-of-stroke switch is in the closed state, and wherein the end-of-stroke switch is configured to transition into the open state when the firing drive reaches an end of the firing stroke.