Apparatus and method for collecting a breath sample using a container with controllable volume
US11782049B2 · kind B2 · utility
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78References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 28, 2020 |
| Grant date | Oct 10, 2023 |
| Priority date | — |
| Expiry date | Jul 14, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N33/4975
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus and method for collecting a breath sample are provided. The apparatus has a breath input interface configured to receive exhaled breath, a container connected to the breath input interface for receiving at least some of the exhaled breath, the container having a cavity with a volume that is controllable, and at least one controller configured to control the volume of the cavity to increase at a volume increase rate that is at most equal to a flow rate of the exhaled breath received by the breath input interface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.