System and method for drug detection in exhaled breath
US10520439B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2010 |
| Grant date | Dec 31, 2019 |
| Priority date | — |
| Expiry date | Dec 15, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2250/51
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A portable system (10) is disclosed for collecting a sample from exhaled breath of a subject. Drug substance in the exhaled breath are detected or determined. The sample is collected for further analysis using mass-spectroscopy. The system comprises a sampling unit (14) and a housing (12) arranged to hold the sampling unit (14), the sampling unit (14) is adapted to collect non-volatile and volatile compounds of the at least one drug substance from the exhaled breath from the subject. The housing (12) has at least one inlet (15) for the subject to exhale into the housing (12) to the sampling unit (14) and at least one outlet (16) for the exhaled breath to exit through.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.