Fluid delivery system and controller for electrosurgical devices
US6702810B2 · kind B2 · utility
373Cited by
224References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 1, 2001 |
| Grant date | Mar 9, 2004 |
| Priority date | — |
| Expiry date | Mar 1, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2218/002
- WIPO fieldMedical technology
- WIPO sectorInstruments
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.