Endoscope
US11751756B2 · kind B2 · utility
0Cited by
1References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 15, 2021 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Mar 24, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B1/0661
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An endoscope includes: an insertion section; an operation section; a bending portion; a longitudinal member for maintaining a constant distance from the operation section to a distal end portion of the insertion section along a longitudinal axis of the insertion section; and a flexible tube portion provided in a movable manner with respect to the operation section and the longitudinal member in a longitudinal axis direction, and making the bending portion extend and contract with movement of the flexible tube portion with respect to the operation section in the longitudinal axis direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.