Dental attachment quality testing device
US8979532B2 · kind B2 · utility
0Cited by
11References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 29, 2010 |
| Grant date | Mar 17, 2015 |
| Priority date | — |
| Expiry date | Jan 6, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C8/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention relates to a method and apparatus for testing attachment quality of a dental crown attached to a tooth and/or implant. The method comprises the steps of: detecting at least one resonance frequency of a member when it is in contact with said crown or a part attached to the crown; and interpreting the detected resonance frequency in terms of the degree of attachment of the crown to a tooth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.