PB 840
Modes
A/C aspv volume limited volume cycled. P/c pressure limited time cycled, SIMv v/p, spontaneous pressure support
Exhalation valve is
Active valve is closed with the force of inspiratory pressure but allows coughing or spontaneous breathing.
2 desperate part
Breath delivery unit and graphic user interface. Some models are equipped with an internal compressor has b/u battery will not compressor or humidifier.
Cycling
Flow volume and time
Neonatal mode
Has a neonate mode,
Alarm limits
High pressure Hight Vminute volume, high vte, low vt low VE( minute volume) low vte
PB 840
Pneumatically powered and electronically controlled
Breath controlled are
Pressure and volume
Triggering
Flow pressure and time
Automatic tube compensation
Yes