Laparoscopic apparatus for performing electrosurgical procedures
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United States of America Patent
Stats
-
Aug 14, 2012
Grant Date -
Aug 18, 2011
app pub date -
Apr 29, 2011
filing date -
Dec 12, 2005
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A system and apparatus for irrigating a surgical site during an electrosurgical procedure are disclosed. The system includes a hand piece having an elongated housing connected to a multi-lumen tube extending proximally from the housing and having an irrigation tube for delivering irrigation fluid, a suction tube for withdrawing irrigation fluid, and electrical wiring, a first controls for adjusting flow of irrigation fluid within the irrigation tube and second controls for adjusting flow of irrigation fluid within the suction tube. A valve cassette is connected to the multi-lumen tube, which includes an irrigation valve configured to control the flow within the irrigation tube and a suction valve configured to control the flow within the suction tube. A hardware control module controls the irrigation valve and the suction valve based on control signals from the first and second controls.
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