Endoscope with a shock absorber
US4911147A · kind A · utility
3Cited by
6References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 16, 1989 |
| Grant date | Mar 27, 1990 |
| Priority date | — |
| Expiry date | Feb 16, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/3614
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An endoscope provided with an elastic member between an optical lens and the distal end portion of an inserting portion of the endoscope, the optical lens being fixed to the distal end portion via the elastic member. Shock waves for crushing a calculus transmitted to the optical lens can be absorbed by the elastic member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.