Electrosurgical instrument and method of use
US7087054B2 · kind B2 · utility
2,110Cited by
126References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 2003 |
| Grant date | Aug 8, 2006 |
| Priority date | — |
| Expiry date | May 22, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/00619
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An electrosurgical medical device and method for creating thermal welds in engaged tissue. In one embodiment, at least one jaw of the instrument defines a tissue engagement plane that carries a recessed central portion. In another embodiment, the controller coupled to the Rf source is adapted to switch from a power control operational mode to a voltage controlled operational mode at a selected transition impedance level.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.