Actually, Resmed and Philips can probably reflash firmware on almost all there basic CPAP machines manufactured within past few years, thereby making them into BiPAP type devices. BiPAPs are sort of "in between" a CPAP and a ventilator.
This would actually be a good public service if they would do for free and provide to hospitals, etc. for emergency use.
This would actually be a good public service if they would do for free and provide to hospitals, etc. for emergency use.