Gas and liquid contact apparatus – With external supply or removal of heat – Temperature or humidity sensor
Reexamination Certificate
2007-12-11
2007-12-11
Bushey, Scott (Department: 1724)
Gas and liquid contact apparatus
With external supply or removal of heat
Temperature or humidity sensor
C261S137000, C261S030000, C128S203140, C128S203250, C128S203260
Reexamination Certificate
active
10524062
ABSTRACT:
Breathing assistance apparatus including humidifier (4) and heated conduit (6) adapted to deliver humidified gases at desired and accurate level of humidity to patient. Humidifier includes controller (18) that delivers flow rate, temperature and humidity of gases and then determines required power input to deliver gases as required. Need for external sensors is dispensed with providing simple and less bulky apparatus.
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Huddart Brett John
Mackie Scott Robert
White Craig Karl
Bushey Scott
Fisher & Paykel Healthcare Limited
Trexler, Bushnell Giangiorgi, Blackstone & Marr, Ltd.
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