Method for measuring tear constituents in a tear sample
US11499980B2 · kind B2 · utility
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17References
8Claims
0Family size
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Key dates
| Filing date | Jan 3, 2020 |
| Grant date | Nov 15, 2022 |
| Priority date | — |
| Expiry date | May 13, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2800/162
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention provides a method, wherein the method classifies a subject as suffering from dry eye, the method consisting of: a. obtaining demographic data, consisting of the age and gender of the subject; b. obtaining a tear sample from the patient, and determining the level of human serum albumin; c. from the determined level of human serum albumin, assigning a score for the determined amount of human serum albumin; and d. from the assigned score, calculating a cutoff probability score, according to the following equation: wherein the subject has dry eye, if the calculated cutoff probability score is from 50% to 60%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.