05535934 is referenced by 660 patents and cites 12 patents.

A device is provided for identifying certain characteristics of an end piece or end effector of a surgical instrument. A preferred embodiment provides a surgical stapling instrument having an electrical circuit contained on the stapling cartridge which is capable of indicating cartridge type and/or status (i.e., with or without staples) when a voltage or current is applied to the circuit.

Title
Identification device for surgical instrument
Application Number
234749
Publication Number
5535934
Application Date
June 7, 1995
Publication Date
July 16, 1996
Inventor
Warren P Williamson
Loveland
OH, US
Mark T Byrne
Loveland
OH, US
Anthony A Boiarski
Columbus
OH, US
Agent
Susan M Schmitt
Assignee
Ethicon Endo Surgery
OH, US
IPC
A61B 17/068
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