Blood tracking system
US7290896B2 · kind B2 · utility
27Cited by
2References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2005 |
| Grant date | Nov 6, 2007 |
| Priority date | — |
| Expiry date | Aug 2, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/80
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A blood tracking system, comprising a light source comprising a first LED configured to emit light of a first color and a second LED configured to emit light of a second color is disclosed. The light of the first color and the light of the second color are mixed to appear as light of a third color when the first LED and the second LED are activated; and wherein the light of a third color is effective for highlighting blood. A method of highlighting a red material comprising illuminating the red material with both red and blue light is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.