High-frequency electrosurgical treatment instrument for operations and high-frequency electrosurgical system for operations
US10912600B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jul 23, 2014 |
| Grant date | Feb 9, 2021 |
| Priority date | — |
| Expiry date | Apr 15, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2218/002
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A high-frequency electrosurgical treatment instrument for operations, includes a pair of forceps pieces, an insulating member, a transmission member, a manipulation rod member, a distal end cover member, a shaft member and a manipulation portion. The instrument, includes a flow channel portion formed between the manipulation rod member and the shaft member, the flow channel portion being disposed along a longitudinal direction of the manipulation rod member to allow liquid to flow; a groove portion that communicates with the flow channel portion to allow the liquid to flow from the flow channel portion; and an opening portion that communicates with the groove portion to supply the liquid near the proximal end portions of the pair of forceps pieces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.