Patient sensor for optical cerebral oximeter and the like
US5217013A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 6, 1991 |
| Grant date | Jun 8, 1993 |
| Priority date | — |
| Expiry date | Jun 6, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/4312
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A sensor for use in medical patient examination and monitoring by spectrophotometric apparatus, including a main body having a soft, resilient outer cover on at least one side for conformably contacting a selected area on the patient, in particular the forehead, also having and an electro-optical light source and a plurality of electro-optical light detectors spaced from the source and from one another, and exposed to the selected site on the patient by light-transmissive passages extending through the resilient cover, in which the resilient cover is formed of a thin, softly compressible member of light-absorbing and moisture-transmissible material, preferably of resilient cellular polymeric foam.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.