Photo-electric pulse wave measuring probe
US5313940A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 14, 1992 |
| Grant date | May 24, 1994 |
| Priority date | — |
| Expiry date | May 14, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/6838
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A photo-electric pulse measuring probe includes a pair of supporting members which have a light emitting element and a light receiving element adjacent first end portions thereof, respectively, in such a manner that the light emitting element and the light receiving elements are confronted with each other, and which are swingably coupled to each other at the other end portions thereof. The light emitting element and the light receiving element are covered with elastic members, respectively, and wavy surfaces are formed in the mating surfaces of the elastic members, respectively, so that a user's finger is supported by a number of points during measurement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.