24
Functional description
5.3 Additional
therapy
functions
The device also offers the following therapy functions.
5.3.1 Ramp
To make the start of therapy more pleasant for the patient, there is the option
to set a ramp, through which the pressure level is slowly raised up to the ther-
apy pressure.
The ramp pressure is set as a default by the doctor, the ramp time can be set
by the patient.
5.3.2 Target
volume
The device offers the option of setting the intended tidal volume that the pa-
tient is to reach during the breath. In case the tidal volume is lower the device
will increase the support pressure.
5.3.3 Target
minute
volume
The device offers the option to set an intended air volume that the patient is to
achieve over the period of a minute. In case the air volume is lower the device
will increase the support pressure.
5.4 Alarms
The device is able to recognise the following fixed and modifiable alarms.
Each alarm has a priority which is defined by the possible impact in case no
one reacts to the alarm. An detailed description of the different priorities can
be found on Page 38. The alarm settings will remain valid after power loss.
Display
Priority
Circuit disconnection
High
Mains failure
Moderate
Tube blocked
Moderate
System error
Moderate
High pressure
Moderate