BIPAP stands for Bilevel Positive Airway Pressure. It is a type of ventilation treatment for people who have sleep apnea and other respiratory problems. You may have already heard of continuous positive airway pressure (CPAP), which has been around for many years. BiPAP or bilevel positive airway pressure is an adaptation of CPAP and falls into a group of treatments called noninvasive ventilation (NIV).
See more: https://gomedii.com/medicine/52533