Corrugated flexible seal of a ventilation mask
US8695602B2 · kind B2 · utility
2Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 2011 |
| Grant date | Apr 15, 2014 |
| Priority date | — |
| Expiry date | Jul 12, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2230/432
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A ventilation mask comprises a corrugated flexible seal, and a plurality of ridges disposed along the corrugated flexible seal. The corrugated flexible seal is configured for establishing a fluid seal between the ventilation mask and a patient, and for allowing facial movements of the patient while maintaining the fluid seal. The plurality of ridges disposed along the corrugated flexible seal is configured for physical contact with the patient.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.