Low profile heat and moisture exchanger device for tracheotomy and speaking valve
US8887718B2 · kind B2 · utility
5Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2011 |
| Grant date | Nov 18, 2014 |
| Priority date | — |
| Expiry date | May 9, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M16/1045
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A heat moisture exchange device received on a speaking tube mounted on an end of a tracheotomy tube. The heat moisture exchange device has a housing in which the air moves in a turbulent manner and passes through a heat moisture exchange filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.