Lowenstein Medical LUISA, Instructions Manual

Page: 19 / 52

6 Hygiene treatment and servicing
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6 Hygiene treatment and servicing
6.1 Hygiene treatment
6.1.1 General information
• Wear appropriate safety gear (e.g. safety gloves) for the
disinfecting process.
• Follow the instructions for use of the disinfectant used.
Solutions containing alcohol (25 g ethanol (94 %-
strength), 35 g propan-1-ol per 100 g) are suitable.
Recommended: Mikrozid AF liquid or perform advanced
Alcohol EP.
• Ensure careful, correct cleaning so that no cleaning
agent residues remain. Rinse all parts with clean water.
• To prevent foreign bodies being taken in, ensure that
new filters are inserted following cleaning, hygiene
treatment, servicing or repair.
• Following a hygiene treatment by the authorized
specialist dealer, the device is suitable for using again
with other patients.
• The following gas route components may be
contaminated following use of the device:
• LMT 31494 Device outlet port
• LMT 31497 Seal for FiO
2
cell
• LMT 31496 Flow sensor
• LMT 31505 Nonreturn valve, complete
• LMT 31530 Sound insulation case, pressure side
• LMT 31490 Blower
• LMT 31525 Sound insulation case, intake side
• LMT 31446 Central part of housing
• WM 29389 Fine filter
• LMT 31487 Coarse dust filter
• LMT 31422 Filter holder
6.1.2 Cleaning intervals
6.1.3 Subjecting device to a hygiene
treatment
1. Wipe over the housing including the device outlet port,
the power cable, and the display with a damp cloth. Use
water or mild detergent.
2. Clean or replace the mask, circuit, coarse dust filter, fine
filter, filter for the cooling air fan, and the breathing
system filter
(see “6.1.2 Cleaning intervals”, page 19) .
3. Perform function check (see “6.2 Function check”, page
21) .
Risk of infection when the device is used again!
If the device is used by several patients, infections may be
transmitted to the next patient and the device contaminated.

Do not reuse disposables.

Use the breathing system filter.
Risk of injury due to contaminated or infected circuit!
A contaminated or infected circuit may transmit
contamination or infections to the next patient.

Do not reprocess disposable circuits.
INTERVAL ACTION
Weekly
Clean device (see “6.1.3 Subjecting device
to a hygiene treatment”, page 19) .
Monthly
Clean coarse dust filter (see “ Cleaning
coarse dust filter (gray filter)”, page 20) .
Replace fine filter (see “ Replacing fine filter
(white filter)”, page 20) .
Clean filter for cooling air fan (see “
Cleaning filter for cooling air fan”, page
20)
.
Every
6 months Replace coarse dust filter (see “ Cleaning
coarse dust filter (gray filter)”, page 20) .
On change of
patient
• Clean or replace the exhalation module.
The black exhalation module (included
in scope of delivery) is a disposable and
must be replaced. The black translucent
exhalation module (has to be ordered
separately) is suitable for autoclaving.
• Set device to factory settings.
Risk of injury from electric shock!
Ingress of liquids may lead to a short-circuit, injure the user
and damage the device.

Disconnect the device from the power supply before the
hygiene treatment.

Do not immerse the device and components in liquids.

Do not pour liquids over the device and components.