Orthodonitic appliance with precision cutout
US11389272B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 1, 2018 |
| Grant date | Jul 19, 2022 |
| Priority date | — |
| Expiry date | Jun 25, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB33Y80/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An orthodontic positioning device including a patient removable orthodontic tooth positioning appliance having teeth receiving cavities shaped to receive and apply a resilient positioning force to a patient's teeth provided in one of an upper jaw and a lower jaw and comprising a cutout operable to expose an orthodontic elastic band receiving member. The cutout corresponds to a material removed along a gingival edge of the patient removable orthodontic tooth positioning appliance and is operable to be disposed over a tooth, is shaped to extend between a first point of a gingival line of the tooth and a second point of the gingival line of the tooth, and has a gingival-facing surface arrangeable between the elastic band receiving member and an occlusal surface of the tooth wherein the cutout is arcuate
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.