Sleep apnea therapy device that automatically adjusts the fraction of inspired carbon dioxide
US10231864B1 · kind B1 · utility
3Cited by
4References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2016 |
| Grant date | Mar 19, 2019 |
| Priority date | — |
| Expiry date | Dec 12, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2230/432
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A comfortable device for treating sleep apnea incorporates a mask, a flexible hose and a chamber for collecting expired air containing CO2. A sensor detects apnea and a control system automatically adjusts the amount of rebreathed CO2 to minimize apnea and also minimize arousal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.