Methods, systems and devices for humidifying a respiratory tract
US9358358B2 · kind B2 · utility
7Cited by
693References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 29, 2013 |
| Grant date | Jun 7, 2016 |
| Priority date | — |
| Expiry date | Oct 29, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/7527
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Systems and methods are provided for humidifying ventilation gas. Systems and methods may include a nasal interface apparatus for receiving ventilation gas from gas delivery tubing and for humidifying ventilation gas. The nasal interface apparatus may have one or more channels within the nasal interface to deliver gas from a gas delivery circuit to a patient's nose; one or more structures in fluid communication with the one or more channels to direct ventilation gas to the patient's nose; and a hygroscopic material within the nasal interface in the flow path of the ventilation gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.