Tartar-removing dental handpiece
US4589847A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 7, 1984 |
| Grant date | May 20, 1986 |
| Priority date | — |
| Expiry date | Aug 7, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C17/20
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A tartar-removing dental handpiece, consisting of an elongated gripping sleeve on which there is arranged a vibration generator, which is connected to a vibratable tartar-removing instrument arranged at one end of the gripping sleeve for transmitting vibrations thereto. The gripping sleeve incorporates at least one medium supply conduit which is connected through a coupling member located at the end of the gripping sleeve distant from the instrument to a connecting conduit leading to a medium source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.