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during active
alarm
L
E
P
OW
XPIRATORY
RESSURE
Priority
Medium
Why it occurs
During the expiratory phase, the delivered pressure is 5 cmH
pressure.
What to do
•
•
Device
The alarm is automatically resolved when the delivered pressure comes within 5 cmH
performance
patient pressure during the expiratory phase.
during active
Device will continue to operate.
alarm
L
I
P
OW
NSPIRATORY
RESSURE
Priority
Medium
Why it occurs
During the inspiratory phase, the delivered pressure is 5 cmH
pressure.
What to do
•
•
Device
The alarm is automatically resolved when the delivered pressure comes within 5 cmH
performance
patient pressure during the inspiratory phase.
during active
alarm
Device will continue to operate.
L
O
I
P
OW
XYGEN
NPUT
RESSURE
Priority
Medium
Why it occurs
The pressure at the O
What to do
Check the O
Requirements
Additional oxygen
Device
Device will continue to operate.
performance
FiO
delivery may be inaccurate.
2
during active
alarm
Algorithm
The machine assigns a minimum pressure threshold for oxygen based on the flow setting to support
summary
the FiO
the inlet pressure is less than or equal to 5psig or the Inlet Pressure value from the table for six
consecutive breaths.
Check the circuit for a leak or disconnect.
Check the circuit for kinked, pinched, or blocked tubing.
Check the patient for excessive inspiratory effort
Check the ventilator for:
Kinked, pinched, or blocked tubing
o
Circuit leak or disconnect
o
inlet is too low to support the FiO
2
source.
2
set point. The following table illustrates the threshold based on flow. The alarm occurs when
2
Inlet Pressure [psig]
10
20
30
40
50
60
70
80
Alarms and System Messages
Instructions for Use | Alarms and System Messages
O or more below the target patient
2
O or more below the target patient
2
setting.
2
Maximum Flow [slpmd]
66.4
96.1
126.1
156.7
188.1
219.4
251.7
279.9
O of the target
2
O of the target
2
52
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