Surgery – Truss – Pad
Patent
1975-06-26
1977-03-08
Michell, Robert W.
Surgery
Truss
Pad
128186, 1281455, 261 36R, 261DIG65, A61M 1600
Patent
active
040107485
ABSTRACT:
A breathing air humidifier for respirator devices comprising an inspiration conduit which is connected to the mouth of the user of the respirator and which has a section or portion with a foil surface of a material which is impervious to water but pervious to water vapor. A water chamber surrounds the foil surface and water which is warmed is delivered to the water chamber from a supply tank located above the chamber which carries a heater for warming the water to a preselected temperature.
REFERENCES:
patent: 3520416 (1970-07-01), Keedwell
patent: 3587573 (1971-06-01), Flack
patent: 3871373 (1975-03-01), Jackson
patent: 3912795 (1975-10-01), Jackson
Dragerwerk Aktiengesellschaft
Michell Robert W.
Recla Henry J.
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