Air pressure signal monitoring in apparatus for treating sleep disordered breathing
US7137388B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 14, 2002 |
| Grant date | Nov 21, 2006 |
| Priority date | — |
| Expiry date | Feb 24, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/21
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A humidifier is provided including a first humidifier part, a second humidifier part connectable with the first humidifier part, and a sealing gasket disposed between the first and second humidifier parts. The second humidifier part is configured to hold a volume of liquid therein and the first and second humidifier parts and the sealing gasket define first and second internal passages within the humidifier. The first passage is disposed so as to be exposed to a surface of the volume of liquid and the second passage is isolated from at least one of the first passage and the surface of the volume of liquid. The second passage is configured to communicate with a pressure and/or sound sensing device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.