Aspirator/nebulizer
US4989595A · kind A · utility
13Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 14, 1989 |
| Grant date | Feb 5, 1991 |
| Priority date | — |
| Expiry date | Oct 14, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/8218
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A respiratory care device utilizes pressurized oxygen to pump an oxygen/air mixture to the patient. The device comprises a coupled turbine and blower. The pressurized oxygen drives the turbine which pumps air through the blower. The oxygen may be mixed with the air in selected ratios and delivered to the patient. Droplets may be added to the oxygen, to the air or to the mixture, upstream or downstream of the device or within the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.