Coronavirus has sparked a new conversation about the difference between ventilators, CPAP and BiPAP machines.

Hudson remodeled Airsense 10 because he thought that the difference between CPAP and BiPAP terminals was not the hardware but the software program.

Philips Respironics recalled more than 17 million masks used with their continuous positive airway pressure, or CPAP, and bilevel positive airway pressure, or BIPAP machines.