Mask bead
US11679220B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 10, 2019 |
| Grant date | Jun 20, 2023 |
| Priority date | — |
| Expiry date | Sep 15, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/0618
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a mask bead for a patient interface, comprising a nose bridge region, at least one side region, a base region, a mask bead attachment, and a bearing region on the patient. The bearing region extends from the side regions and the base region and also the nose bridge region to an opening and is designed as a sealing lip which frames the central opening which serves at least for the introduction of the nose of the patient. The mask bead is formed from at least one elastic material and comprises at least one support structure in the mask bead, which support structure is designed to in part face the bearing region and to in part face the mask bead attachment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.