Cradle cushion having side stabilizers
US9764107B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 3, 2013 |
| Grant date | Sep 19, 2017 |
| Priority date | — |
| Expiry date | Nov 15, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/0618
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A cradle style cushion includes a central sealing body portion including a front wall, a rear wall, a top wall and a bottom wall. The top wall includes a central sealing surface, a first stabilizing surface and a second stabilizing surface, the first and second stabilizing surfaces each extending upwardly and outwardly with respect to the central sealing surface and a top edge of the front wall and being structured to wrap around and engage an outside of the nostrils when the patient interface device is donned by the patient, wherein the first stabilizing surface includes a first front side edge portion and the second stabilizing surface includes a second front side edge portion, and wherein the top edge of the front wall, the first front side edge portion and the second front side edge portion together define a front opening of the central sealing body portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.