Nasal cannula and securement system
US12226579B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 19, 2019 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | May 28, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2240/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A patient interface assembly has a patient interface and a securement system for the patient interface and/or patient interface tubing. The patient interface has a body and at least one nasal prong extending from the body. The at least one nasal prong has a gas inlet for fluid communication with a supply of breathable gas, and a gas outlet configured to direct a flow of gas towards a nare of the user's nose. The at least one nasal prong further includes an exterior surface, at least a portion of the exterior surface is a sealing surface configured to seal the nare of the user's nose. The securement system has a two-part releasable attachment or connection arrangement, the arrangement comprising a first patch and a second patch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.