Electric toothbrush with ultrasound sensor
US10076306B2 · kind B2 · utility
0Cited by
4References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2016 |
| Grant date | Sep 18, 2018 |
| Priority date | — |
| Expiry date | Dec 23, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C17/222
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An electric toothbrush includes a handle and a brush head attached to one end of the handle. The brush head includes a bristle unit and an ultrasound sensor. The bristle unit cleans teeth and the ultrasound sensor acquires ultrasound data of the teeth. A portable tooth decay detection device includes a handle and an ultrasound sensor attached to one end of the handle. The ultrasound sensor emits and receives ultrasound signal at a frequency of higher than 20 KHz and acquires ultrasound data of teeth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.