Patient communication and diagnostic device
US4810996A · kind A · utility
Inventors
Key dates
| Filing date | Oct 28, 1986 |
| Grant date | Mar 7, 1989 |
| Priority date | — |
| Expiry date | Oct 28, 2006 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B3/10
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A dental patient communication device to be used in instances when verbal communication is impossible or impracticable such as during dental examination and treatment; the device comprising a hollow housing, at least one and preferably three alarm buttons, and at least one audible alarm circuit capable of emitting a variety of distinct sounds and activated by the alarm buttons so that the communication of the sensation of various levels of discomfort is accomplished between the patient and the dentist. The device is designed to be either held freely in the patient's hand or gripped while mounted on an examination apparatus, such as a dental chair.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.