Endoscope
US4879991A · kind A · utility
65Cited by
9References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 10, 1987 |
| Grant date | Nov 14, 1989 |
| Priority date | — |
| Expiry date | Nov 10, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B1/05
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The outer periphery including the peripheral edge of the front end surface of a hard tip member in which an image forming device and illuminating light emitting device are contained and fixed on the tip side of an elongated insertable part is covered with a soft cover member so that the shock of striking the tip part may be absorbed to protect the contents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.