Patient interface with venting
US10898662B2 · kind B2 · utility
8Cited by
7References
41Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 21, 2014 |
| Grant date | Jan 26, 2021 |
| Priority date | — |
| Expiry date | Feb 1, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/75
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Interfaces for positive pressure therapy having various vent designs are disclosed herein. The interfaces include a bias flow vent with design geometries that help reduce and/or minimize draft and noise levels of the fluids exiting the vents. Some of the vent designs include particular vent hole geometries, plenum spaces, diffusers and fibrous media.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.