Methods for assessing erythema
US10130297B2 · kind B2 · utility
7Cited by
2References
14Claims
0Family size
Inventors
Key dates
| Filing date | Mar 19, 2014 |
| Grant date | Nov 20, 2018 |
| Priority date | — |
| Expiry date | Oct 7, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG16H30/40
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to methods for an objective and quantitative erythema documentation and analysis. In particular, the invention relates to a method for assessing erythema of a subject comprising the steps of measuring the light reflectance of a skin or mucosal area of the subject, obtaining the L* value and the a* value of said measurement according to the L*a*b* color space, and calculating the erythema value according to the formula (L*max−L*)×a*.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.