What is a BiPAP or VPAP machine? | CPAP Machine FAQ
What is a BiPAP or VPAP machine?
BiPAP (also referred to as VPAP, BPAP and BiLevel) is short for BiLevel Positive Airway Pressure. Similar in function and design to a standard CPAP Machine, a BiPAP machine is a device which helps treat the symptoms of complex sleep apnea.