Electrical surgical instrument

摘要

Abstract ELECTRICAL SURGICAL INSTRUMENT A surgical instrument (1) includes a surgical end effector having a receiving portion for removably receiving therein an interchangeable part. The receiving portion has a communication connection. A 5 handle (10) is connected to the end effector for actuating the end effector. The handle (10) has a controller electrically connected to the communication connection for authenticating the interchangeable part. An interchangeable part is removably connected to the receiving portion and has an encryption device electrically removably connected to the communication connection when at the receiving portion. The encryption device is programmed to authenticate the interchangeable part when the part is at the 0 receiving portion.