V4: August 2018
Page 28 of 31
For Review: August 2019
Author: LTV Team/JT
l.
Patient upset, uncomfortable or experiencing abdominal expansion due to feeds
therefore shallow breathing
Ventilator Alarming High Volume (VTE or MVe)
•
May be due to
a.
Could be caused by disconnection/leak in the circuit. Check circuit for splits, check for
disconnection at the tracheostomy, of the humidifier wires and at the machine.
b.
Patient upset, uncomfortable or excited.
c.
Patient is moving or being moved.
Ventilator Alarming Low Pressure
•
Could be caused by disconnection/leak in the circuit. Check circuit for splits, check for
disconnection at the tracheostomy, of the humidifier wires and at the machine.
Ventilator Alarming High/Low Respiratory Rate
•
May be due to
a.
Respiratory limits set too low or high
b.
Patient upset, uncomfortable or excited.
c.
Patient very active in movement and machine ventilator misreads movement as a
breath.
Low PEEP
•
May be due to
a.
Blockage or leak in the circuit or expiratory valve or tracheostomy leak
b.
Disconnection
Ventilator Alarming NV Mask.
•
Is normally caused by a blockage in the ventilator. This may be due to:
a.
Covering of the leak valve
b.
Blockage of the leak valve by condensation and/or secretions.
c.
Addition of supplemental oxygen/air into the circuit when using jetsream nebulisers
for example.
d.
Coughing.
