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Flow path fault detection method for a respiratory assistance apparatus
专利权人:
Fisher &; Paykel Healthcare Limited
发明人:
Kevin Peter O'Donnell,John Han,Jack Che-Wei Hsu,Samuel Robertson Frame,Grant Martin Dover
申请号:
US14402583
公开号:
US10398861B2
申请日:
2013.05.23
申请国别(地区):
US
年份:
2019
代理人:
摘要:
A respiratory assistance apparatus is configured to provide a heated and humidified glow of gases and has a control system that is configured to detect a fault in the flow path. A flow path is provided for a gases stream through the apparatus from a gas inlet through a blower unit and humidification unit to a gases outlet. A flow rate sensor is provided in the flow path and is configured to sense the flow rate and generate an flow rate signal and/or a motor speed sensor is provided that is configured to sense the motor speed of the blower unit and generate an indicative motor speed signal.
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中国工程科技知识中心
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