Device for assisting a cough
US10532179B2 · kind B2 · utility
0Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2014 |
| Grant date | Jan 14, 2020 |
| Priority date | — |
| Expiry date | Jun 13, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/3331
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention provides a device (1) for assisting a cough comprising a hosing (3), a chamber (5) formed in the housing, a mouthpiece (7) communicating with the chamber and exposed out of the housing, and an electromagnetic valve (9) assembly for opening or closing the chamber at a pre-set frequency. The device for assisting a cough according to the present invention may produce a high cough pressure and thus form a strong cough airflow to loose and cough the lung mucus out of the airways, and may prevent the collapse of the patient's airway caused by the rapid release of the cough pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.