High-frequency treatment device
US6767348B2 · kind B2 · utility
17Cited by
5References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2002 |
| Grant date | Jul 27, 2004 |
| Priority date | — |
| Expiry date | Oct 18, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/00083
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A soft sheath and a pair of opening and closing elements which protrudes from and retracts into the soft sheath and is capable of opening and closing are provided in an insertion portion capable of being inserted through a treatment device insertion channel of an endoscope, a slender arm and a high-frequency surgical blade disposed at the distal end of the arm are formed in each opening and closing element, and a high-frequency treatment portion which converges a high-frequency current is provided on the blade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.