Surgery – Truss – Pad
Patent
1980-08-13
1982-07-13
Cohen, Lee S.
Surgery
Truss
Pad
12830317, A61B 1739
Patent
active
043389406
ABSTRACT:
An apparatus for supplying power to an electrosurgical device comprising a power output device for providing a surgical current, a switch for supplying the power output device with a power signal to provide the surgical current, a first signal generator for supplying the switch with a switch signal to turn on and off the switch with a given timing, a second signal generator for supplying the power output device with a surgical signal having a period corresponding to the surgical current, a timer triggered by the switch signal and producing a timer signal for a given time after being triggered, and a gate for allowing the surgical current to be delivered from the power output device only while the timer signal is being produced. The surgical current is supplied from the power output device to the electrosurgical device in accordance with the logical AND of the switch signal, the timer signal and the surgical signal.
REFERENCES:
patent: 3478744 (1969-11-01), Leiter
patent: 3812858 (1974-05-01), Oringer
patent: 3885569 (1972-05-01), Judson
patent: 3898991 (1975-08-01), Ikuno et al.
patent: 4038984 (1977-08-01), Sittner
patent: 4051855 (1977-10-01), Schneiderman
patent: 4281373 (1981-07-01), Mabille
Cohen Lee S.
Olympus Optical Co,. Ltd.
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