Positive End Expiratory Pressure (PEEP)
Type:
Integrated, electronically
controlled
Range:
OFF, 4 to 30 cm H
2
O
(increments of 1 cm H
2
O)
Ventilator performance
Pressure range at inlet:
240 kPa to 700 kPa/
35 psig to 100 psig
Peak gas flow:
120 L/min + fresh gas flow
Flow valve range:
1 to 120 L/min
Flow compensation range:
200 mL/min to 15 L/min
Ventilator monitoring
Expiratory minute
0 to 99.9 L/min
volume range:
Expiratory tidal volume
0 to ≥ 1500 mL
range:
O
2
%:
≤ 5 to 110%
Peak pressure:
–20 to 120 cm H
2
O
Mean pressure:
–20 to 120 cm H
2
O
Plateau pressure:
0 to 120 cm H
2
O
Pressure waveform
4 to 25 breaths per minute
sweep speed:
(0 to 15 seconds)
26 to 75 breaths per minute
(0 to 5 seconds)
75 breaths per minute
(0 to 3 seconds)
Ventilator accuracy
Delivery/monitoring accuracy
Volume delivery:
> 210 mL = better than 7%
< 210 mL = better than 15 mL
< 60 mL = better than 10 mL
Pressure delivery:
±10% or ±3 cm H
2
O
PEEP delivery:
±1.5 cm H
2
O
Volume monitoring:
> 210 mL = better than 9%
< 210 mL = better than 18 mL
< 60 mL = better than 10 mL
Pressure monitoring:
±5% or ±2 cm H
2
O
Alarm settings
Tidal volume (V
TE
):
Low: OFF, 0 to 1500 mL
High: 20 to 1600 mL, OFF
Minute volume (V
E
):
Low: OFF, 0 to 10 L/min
High: 0 to 30 L/min, OFF
Inspired oxygen (FiO
2
):
Low: 18 to 100%
High: 18 to 100%, OFF
Apnea alarm:
Mechanical ventilation ON:
< 5 mL breath measured in
30 seconds
Mechanical ventilation OFF:
< 5 mL breath measured in
30 seconds
Low airway pressure:
4 cm H
2
O above PEEP
High pressure:
12 to 100 cm H
2
O
(increments of 1 cm H
2
O)
Sustained airway pressure: Mechanical ventilation ON:
P
limit
< 30 cm H
2
O, the
sustained limit is 6 cm H
2
O
P
limit
30 to 60 cm H
2
O, the
sustained limit is 20% of P
limit
P
limit
> 60 cm H
2
O, the
sustained limit is 12 cm H
2
O
PEEP and mechanical
ventilation ON:
Sustained limit increases by
PEEP minus 2 cm H
2
O
Mechanical ventilation OFF:
P
limit
≤ 60 cm H
2
O, the
sustained limit is 50% of P
limit
P
limit
> 60 cm H
2
O, the
sustained limit is 30 cm H
2
O
Subatmospheric pressure:
Paw < -10 cm H
2
O
Alarm silence
countdown timer:
120 to 0 seconds
