Dental handpiece with removable apex finding electrode
US7476101B2 · kind B2 · utility
4Cited by
10References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 2006 |
| Grant date | Jan 13, 2009 |
| Priority date | — |
| Expiry date | May 12, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C19/042
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dental handpiece is provided with a collar that moves along an outer surface of the handpiece. A contact is secured to the collar. The collar interfaces with an electrical circuit that extends within the dental handpiece. The contact is removable from the collar and the contact defines an electrical connection between a cutting tool used with the dental handpiece and the electrical circuit that extends within the dental handpiece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.