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Responsible person
intervals
Operation
exhalation flow sensor or if
the expiratory volume is
incorrectly measured by the
sensor
User
Before using the ventilator
and after replacing the patient
breathing tube
System test calibration
Expert
Annually
Air valve calibraion
Expert
Annually
Oxygen valve calibration
Expert
Annually
Exhalaion valve calibration
Expert
Annually
Periodic calibration
User
Annually or every 5000 hours
of ventilator operation (each
occurred earlier)
Air inlet filter check
User
Every 100 hours of ventilator
operation (4 days)
Water and Humidity Drain
Check (Air Filter Glass
Enclosure)
Expert
Annually or every 5000 hours
of ventilator operation (each
occurred earlier)
Oxygen filter check
Expert
After the expiration date or
sensor failure
Oxygen sensor replacement
Expert
Annually or as needed
Exhalation flow sensor
replacement
Expert
Every two years or during
battery failure
Battery replacement
Expert
In case of damage
Exhalation valve- flow sensor
interface replacement
Expert
After each patient or in case
of damage
Exhalation valve membrane
replacement
User
After each patient
Respiration set replacement
User
After each patient, every 24
hours or as needed
HME replcament
User
After each patient, every 24
hours or as needed
Exhalation filter replcament
Expert
In case of damage
Complete Antistatic Hoses
AIR (hospital Air to
compressor) replacement
Expert
In case of damage
Complete Antistatic Hoses
AIR (compressor to
ventilator) replace ment
Expert
In case of damage
Complete Antistatic Hoses O2
(Hospital to ventilator)
replacement
User
After each patient
Humidifier chamber
replacement
Expert
According to manufacturer
Humidifier temperature probe