Surgery – Instruments – Electrical application
Patent
1997-03-05
2000-02-15
Nasser, Robert L.
Surgery
Instruments
Electrical application
606 41, 606 50, 606 51, A61B 1700
Patent
active
06024741&
ABSTRACT:
A locking mechanism for ensuring proper sequential usage of a surgical instrument is provided for an instrument utilizing a tissue treating energy, particularly a tissue heating energy, such as, for example, electrosurgical, ultrasonic, thermal, laser, infrared light, or other heating energies. One embodiment includes a cutting element to be used after heat treatment of tissue is completed to a desired degree. The instrument of the preferred embodiment includes a feedback monitor arranged to provide a signal indicating completion of tissue treatment. One embodiment includes an electro-mechanical locking mechanism responsive to the tissue treatment complete feedback signal and arranged to unlock when tissue treatment is complete.
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Copy of European Search Report dated Mar. 6, 1997.
Williamson IV Warren P.
Yates David C.
Ethicon Endo-Surgery Inc.
Nasser Robert L.
Shay Bernard
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