Electroconvergent cautery system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 9, 2000
Issued Date -
N/A
app pub date -
Aug 3, 1993
filing date -
Oct 27, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A surgical tool for surgically treating tissue in a patient comprising a radio frequency power generator for creating an alternating current having an impedance matching circuit connected thereto for matching the impedance of a surgical instrument with the radio frequency generator. A loading and tuning coil is connected to a watts/ampere meter which is connected to the impedance matching circuit. The loading and tuning coil is connected to a surgical instrument which has a tip for focusing the radio frequency current at the region of the tissue such that the tissue being contacted is instantaneously vaporized and cut and/or cauterized.
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