1
Ashvani K Madan, John V Hunt, Kevin L Houser: Surgical instrument with modular shaft and transducer. Ethicon Endo Surgery, April 12, 2016: US09308009 (20 worldwide citation)

An ultrasonic surgical device comprises a detachable transducer module, a handle, and a shaft assembly. The shaft assembly includes an end effector having a harmonic blade. The transducer module is removably coupled with the shaft assembly to form an active assembly. The active assembly is removably ...


2
Ashvani K Madan, John V Hunt, Kevin L Houser: Surgical instrument with modular shaft and transducer. May 10, 2012: US20120116395-A1

An ultrasonic surgical device comprises a detachable transducer module, a handle, and a shaft assembly. The shaft assembly includes an end effector having a harmonic blade. The transducer module is removably coupled with the shaft assembly to form an active assembly. The active assembly is removably ...


3
SURGICAL INSTRUMENT WITH SELECTABLE INTEGRAL OR EXTERNAL POWER SOURCE. February 1, 2018: US20180028182-A1

A surgical instrument includes a body, a shaft, and an end effector. The shaft extends distally from the body. The end effector is located at a distal end of the shaft. The end effector includes an active feature configured to operate on tissue. The body includes a drive feature operable to drive th ...