Inhalation apparatus
US4715998A · kind A · utility
34Cited by
11References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 31, 1986 |
| Grant date | Dec 29, 1987 |
| Priority date | — |
| Expiry date | Mar 31, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2209/082
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A humidifying module 4 is releasably attachable to a heater unit 2 to form an apparatus for delivering humidified gas to a patient and includes a substantially flat wick 6 which absorbs water without any substantial change in its surface area. The wick is contained within a chamber defined by a substantially flat back plate 10 and a front plate 12 including an inlet 20 for gas to be humidified and an outlet 22 for humidified gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.