Endoscope
US8905919B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 15, 2013 |
| Grant date | Dec 9, 2014 |
| Priority date | — |
| Expiry date | Oct 15, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B1/05
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An endoscope includes a distal rigid portion, a bending portion comprising a first bending portion and a second bending portion and a flexible tube portion. The endoscope further includes an operation wire, a wire guide member, a bending operation portion. The endoscope further includes a regulation wire, the regulation wire being longer than the bending portion, the regulation wire being inserted through the first bending portion and the second bending portion, the regulation wire being provided to face the operation wire in the diametrical direction of the bending portion, the regulation wire regulating the bending of the bending portion so that the second bending portion is bent in a direction opposite to the bending direction of the first bending portion and the bending portion is bent in an S-shape when the first bending portion is bent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.