Lowenstein Medical LUISA, Instructions Manual

Page: 13 / 52

4 Preparation and operation
LM
T 6
85
41
a 0
6/2
02
1
EN
|
13
4.2.5 Connecting the circuit for HFT
mode
1. Push the free end of short circuit 1 onto the device outlet
port.
2. Push the other end of short circuit 1 onto the connection
for humidifier chamber 4 marked In .
3. Push long circuit 3 onto the connection for humidifier
chamber 4 marked Out .
4. Connect High Flow interface 2 to long circuit 3 .
5. If necessary, connect the circuit heater and temperature
probe to long circuit 3 (see instructions for use for
external humidifier).
4.3 Before first use
The device must be configured before being used for the first
time. If your specialist dealer has not yet done so, you must
set language and time on the device.
The device is supplied with a charged internal battery. To
charge the internal battery fully, leave the device connected
to the power supply for at least 1 hour.
4.4 Switching on device
Requirement
• Device is set up and connected (see “4.1 Setting up and
connecting device”, page 11) .
• Patient/ventilator interface is connected (see instructions
for use for patient/ventilator interface).
1. Briefly press On/off key .
Alternatively
In battery mode: Press and hold On/off key for
approx. 1 second.
The device automatically performs a few function tests.
The alarm system is tested automatically. If the device is
fully functional, the start screen is displayed and the
device switches to standby.
4.5 Starting therapy
Requirement
• Device is set up and connected (see “4.1 Setting up and
connecting device”, page 11) .
• Patient/ventilator interface is connected (see instructions
for use for patient/ventilator interface).
• Device is switched on (see “4.4 Switching on device”,
page 13) .
1. If required: Turn device to a horizontal or vertical
position.
2. Briefly press On/off key .
Alternatively
Press the Start therapy ventilation key in the display.
4.6 Ending therapy and
switching off device
1. Press On/off key long enough for the green progress
bar to run through completely. Confirm the end of
therapy.
Alternatively
Press the End therapy ventilation key in the display long
enough for the green progress bar to run through
completely. Confirm the end of therapy.
The device switches to standby.
2. To switch off the device completely, press On/off key
until the message Shutting down device is no
longer displayed and the display goes out.
As an alternative to the leakage circuit, it is also
possible to use the single circuit with valve or the
double circuit in HFT mode.
1
2
3
4
Risk of injury from a device with restricted function.
If the device is damaged or its function is restricted, the
patient may be injured.

Only operate the device and its components if they are
externally undamaged.

Perform a function check at regular intervals.

Do not use the device if the automatic function check
issues error messages.

Always keep an alternative means of ventilation
available.