Dental apparatus
US6743016B1 · kind B1 · utility
4Cited by
10References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2002 |
| Grant date | Jun 1, 2004 |
| Priority date | — |
| Expiry date | Oct 21, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C17/0208
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Apparatus for the treatment of dental caries includes a source of oxidizing gas and a handpiece for delivering the gas to a tooth. A cup attached to the handpiece is provided for receiving the gas and exposing a selected area of the tooth to the gas. The cup includes a resilient edge for sealably the edge for engaging the tooth around the selected area to prevent escape of a gas therepast.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.