Quote:
Originally Posted by HardDrive
Another strike against the homemade ventilator: Sensing a patient's breathing. If a person has simply stopped breathing, and the device can breath 100% for them, that is a simpler exercise. But what if the patient is still breathing, and you want to augment their natural breathing pattern. Could you build the sensors to detect a persons respiration. .
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There must be sensors of a sort in CPAP machines. My CPAP knows when I exhale and reduces pressure. If I hold my breath the machine does nothing for a second or two, then increases pressure.