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1. (WO2014193826) POWER MODULE FOR USE WITH A SURGICAL INSTRUMENT

Pub. No.:    WO/2014/193826    International Application No.:    PCT/US2014/039556
Publication Date: Fri Dec 05 00:59:59 CET 2014 International Filing Date: Wed May 28 01:59:59 CEST 2014
IPC: A61B 17/072
Applicants: ETHICON ENDO-SURGERY, INC.
Inventors: PARIHAR, Shailendra K.
Title: POWER MODULE FOR USE WITH A SURGICAL INSTRUMENT
Abstract:
A surgical instrument, in at least one form, includes an end effector and a power module 10. The power module may include a first motion conversion assembly 16. The first motion conversion assembly includes a first rotary drive 22 and a first axial drive 24 operably coupled to the first rotary drive. The power module may further include a second motion conversion assembly 18 which may include a second rotary drive 26 and a second axial drive 28 operably coupled to the second rotary drive. The power module may further include a motor 14 configured to generate at least one rotational motion to actuate the end effector and a transmission assembly configured to selectively engage the motor with the first rotary drive and the second rotary drive, wherein the motor is concentrically arranged with the first rotary drive and the second rotary drive.