Dental X-ray irradiation indicating device
US4949370A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 10, 1988 |
| Grant date | Aug 14, 1990 |
| Priority date | — |
| Expiry date | Aug 10, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B6/512
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dental X-ray irradiation indicating device which permits accurate indication of a location to be X-rayed and also permits photographing of an image substantially with the exact size. The device comprises a supporting member, an arm means extending from the supporting member, and an indicating member mounted on the arm means by way of a mounting member, whereby the indicating member is positioned in an opposing relationship to an intra-oral X-ray film package which is held in a predetermined angular position in an oral cavity of a patient. When an intra-oral X-ray photograph is to be taken, an X-ray is irradiated with reference to the indicating member of the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.