Fluid delivery system and controller for electrosurgical devices
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United States of America Patent
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Mar 9, 2004
Grant Date -
Oct 18, 2001
app pub date -
Mar 1, 2001
filing date -
Mar 6, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
The invention provides a system for treating tissue that includes a power measurement device, a flow rate controller coupled to the power measurement device, and an electrosurgical device configured and arranged to provide radio frequency power and conductive fluid to the tissue, wherein the flow rate controller is configured and arranged to modify a flow rate of the conductive fluid to the tissue, based on signals from the power measurement device. The invention also provides methods and devices for modifying flow rate of conductive fluid to tissue based on measurement of radio frequency power delivered to the tissue.
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