Patient interface device including a moveable wedge forehead adjustment assembly
US9446214B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Feb 28, 2012 |
| Grant date | Sep 20, 2016 |
| Priority date | — |
| Expiry date | Jan 16, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M16/065
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A patient interface device is provided that includes a patient sealing assembly, such as a mask having a rigid shell and a cushion coupled to the rigid shell, and a forehead support movably coupled to the patient sealing assembly. The forehead support is moved by an wedge-type adjustment mechanism such that linear translation of the wedge moves the forehead support among the plurality of positions and fixes the forehead support in a desired position among the plurality of positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.