Dental image registration device and method
US11869203B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 26, 2020 |
| Grant date | Jan 9, 2024 |
| Priority date | — |
| Expiry date | Aug 12, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/30036
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Provided is a dental image registration device comprising: an outermost boundary detection unit for detecting, from first teeth image data, a first outermost boundary region which is the outermost boundary region of dentition, and detecting, from second teeth image data, a second outermost boundary region which is the outermost boundary region of the dentition; and an image registration unit which registers the first and second teeth image data on the basis of a first inscribed circle inscribed within the first outermost boundary region and a second inscribed circle inscribed within the outermost boundary region, or registers the first and second teeth image data on the basis of a first central point of the first outermost boundary region and a second central point of the second outermost boundary region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.