Triwing orthodontic bracket
US4927360A · kind A · utility
45Cited by
4References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 29, 1988 |
| Grant date | May 22, 1990 |
| Priority date | — |
| Expiry date | Apr 29, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C7/12
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A triwing orthodontic bracket for mandibular teeth, and having a single wide occlusal tie wing of enhanced structural strength, and a pair of spaced-apart gingival tie wings which enable rotational tooth movement and simplified ligature installation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.