Oximeter sensor with perfusion enhancing
US5392777A · kind A · utility
190Cited by
14References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 1, 1993 |
| Grant date | Feb 28, 1995 |
| Priority date | — |
| Expiry date | Dec 1, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/14552
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method and apparatus for a simple pulse oximeter measurement of an area of the body with a small amount of blood vessels by using a counterirritant to profuse the blood and then apply a modern oximeter probe is disclosed. The counterirritant is either applied to the skin immediately before attaching the probe, or, preferably, is contained in an adhesive pad which couples the probe to the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.