2421691-A is referenced by 1 patents and cites 4 patents.

An improved, pump-less respiratory humidifier with a water top-up device (1, 2) and an electrically heated evaporator (5), which has a tubular housing which is filled with a porous material, whereby the one end side of the housing is in liquid-connection with the automatic water top-up device (1, 2) and the other end side is in connection with an evaporator chamber (4) through which respiratory gas flows, in which the evaporator (5) is provided in a first, lower, non-heated zone (14) with a porous glass or ceramic sinter with a pore size of 10 to 40 microns, and the evaporator (5) is provided in a second, upper zone (15) heated by means of heating (6) with a porous metal sinter with an average pore size of 50 to 200 microns.

Respiratory humidifier
Application Number
GB20050026566 20051229
Publication Number
Application Date
December 29, 2005
Publication Date
July 5, 2006
Radomski Klaus
Koch Jochim
Draeger Medical
A61M 16/10
A61M 16/16
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