Motion artefact rejection system for pulse oximeters
US4955379A · kind A · utility
346Cited by
7References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 8, 1988 |
| Grant date | Sep 11, 1990 |
| Priority date | — |
| Expiry date | Aug 8, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/7207
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A pulse oximeter apparatus characterized in that it comprises a bandpass filter adapted selectively to exclude motion artefact from wanted signal is disclosed. Also disclosed is the use of such an apparatus for the determination of pulse rate and/or arterial blood oxygen saturation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.