Treatment device for endoscope
US8157811B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 11, 2002 |
| Grant date | Apr 17, 2012 |
| Priority date | — |
| Expiry date | Dec 11, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/2212
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
There is disclosed a treatment device for an endoscope, comprising a treatment portion in which an operation wire is forward/backward moveably inserted into a main tube of an elongated flexible tube to be inserted into a body, a tip end of the operation wire forms a loop for treatment by itself in a projection state from the main tube, and the loop is adapted to be retractable and storable in the main tube, wherein the treatment portion is formed with a wire rope obtained by integrally intertwining a plurality of side strand wires with a core strand wire, and spiral convex or concave portions continuously disposed along the outer periphery of the wire rope are formed with the side strand wires.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.