FLOW PATH FAULT DETECTION METHOD FOR A RESPIRATORY ASSISTANCE APPARATUS
摘要
A respiratory assistance apparatus is configured to provide a heated and humidified flow 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.
申请公布号
CA2871850(A1)
申请公布日期
2013.11.28
申请号
CA20132871850
申请日期
2013.05.23
申请人
FISHER & PAYKEL HEALTHCARE LIMITED
发明人
DOVER, GRANT MARTIN;HAN, JOHN;HSU, JACK CHE-WEI;O'DONNELL, KEVIN PETER;FRAME, SAMUEL ROBERTSON