Po-Yen LIU,Paul James TONKIN,Salman Mansoor JAVED,Chenjie YAN,Peter Alan SEEKUP,Anton PETROCHENKO
申请号:
US16319631
公开号:
US20200001037A1
申请日:
2017.07.24
申请国别(地区):
US
年份:
2020
代理人:
摘要:
Some embodiments provide a breathing assistance apparatus comprising a conduit for conveying gases therein, the conduit comprising circuitry. The circuitry may comprise at least one heater wire part to heat gases in the conduit, in use, and at least one sensor wire part comprising at least one sensor for monitoring a parameter of the gases in the conduit. There is also provided a controller to control provision of AC power or AC voltage to the heater wire part; and control selective reading of the sensor. The controller may be configured to read the sensor at or about a particular portion of the AC power waveform provided to the heater wire part.