Breas iSleep 22 BIPAP MachineOverview Thanks to eSync, Breas highly responsive Trigger technology, iSleep 22 synchronizes smoothly with the patients breathing effort. As the patient demands for a new breath, iSleep 22 responds immediately and delivers the pressure required, allowing for comfortable breathing. Backup frequency takes over the patients breathing during intermittent central apneas. Features & Design Integrated heated humidifier provides adjustable upper airway