Handpiece for delivering laser radiation
US5318562A · kind A · utility
69Cited by
13References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 1992 |
| Grant date | Jun 7, 1994 |
| Priority date | — |
| Expiry date | Mar 10, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/202
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medical or dental handpiece for the performance of laser radiation treatments, composed of: an elongate housing constructed to be held in the hand, the housing having a radiation delivery end and enclosing a chamber which is adjacent the radiation delivery end; a radiation conducting element disposed in the housing for conducting laser radiation from a laser source into the chamber and toward the radiation delivery end; and a gas flow path in the chamber for guiding a flow of cooling gas through the chamber in a direction from the radiation conducting element toward the radiation delivery end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.