Endoscope
US9649017B2 · kind B2 · utility
0Cited by
1References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 6, 2014 |
| Grant date | May 16, 2017 |
| Priority date | — |
| Expiry date | Aug 27, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B23/2476
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An endoscope includes an insertion portion, a first bending portion, a second bending portion, a bending operation wire, a first coil sheath, a switching mechanism, a guide, a first region of the guide, a second region of the guide, and a central part formed between the first region and the second region on an inner surface of the guide, protruding inside more than the first region and the second region and formed to be longer than a coil elemental wire making up the first coil sheath.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.