Safety device for laser ray guide
US4423726A · kind A · utility
26Cited by
5References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 1981 |
| Grant date | Jan 3, 1984 |
| Priority date | — |
| Expiry date | Oct 20, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/00636
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A safety device for a laser ray guide in which a laser ray-receiving element is installed on the input side of a lens of a laser ray guide including said lens, and troubles occurring in said laser ray guide can be detected by means of said laser ray-receiving element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.