Nasal seal and respiratory interface
US11534566B2 · kind B2 · utility
0Cited by
3References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2017 |
| Grant date | Dec 27, 2022 |
| Priority date | — |
| Expiry date | Dec 24, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/0618
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A nasal mask having a seal housing and a flexible nasal seal connected or connectable to the seal housing to define a mask cavity. The nasal seal extends between a face-contacting side and an outer side. The nasal seal has a contacting surface having an edge that defines a nose-receiving opening into the mask cavity and which is configured to seal about the user's nose. The nasal seal also has an under-nose support fixedly connected into the seal and which is configured to extend within the mask cavity and having a contact surface that is oriented to contact at least a portion of the under-nose surface of the user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.