Ventilation mask
US9629975B1 · kind B1 · utility
17Cited by
235References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2016 |
| Grant date | Apr 25, 2017 |
| Priority date | — |
| Expiry date | Oct 7, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2230/432
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method for ventilating a patient in which nasal mask having an exhalation scoop formed of a flexible or resiliently deformable material, fixed adjacent a lower portion of mask, is positioned to overlie an upper lip of a patient. When needed, the exhalation scoop is folded back on itself to provide access to the patient's mouth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.