Electrosurgical instrument
US7322975B2 · kind B2 · utility
1,463Cited by
16References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 5, 2005 |
| Grant date | Jan 29, 2008 |
| Priority date | — |
| Expiry date | Jul 21, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/1412
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An electrosurgical instrument includes a handpiece, an electrode assembly comprising one or more electrodes attached to the handpiece, and connection means for connecting the handpiece to an electrosurgical generator. The handpiece comprises a housing, fluid supply lines for directing a cooling fluid to and from the electrode assembly, and a pump for driving cooling fluid through the fluid supply lines. The handpiece may also include a fluid reservoir. The pump, the fluid supply lines, and the reservoir are all wholly contained within the housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.