Instructions for Use | Cleaning and Disinfection
External Active Exhalation Valve Cleaning and Disinfection
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External Active Exhalation Valve Cleaning and Disinfection
Frequency
: Clean the active exhalation valve weekly. Clean and disinfect or sterilize the active exhalation valve between patients. Replace the
silicon diaphragm each time you disinfect or sterilize the valve.
Cleaning the External Active Exhalation Valve
Requirements
: Lint-free cloth or cotton swab, soft-bristle brush, liquid dishwashing detergent solution, such as Dawn Ultra Dishwashing Liquid: 1
teaspoon detergent to 1 gallon of water
Figure 2
Figure 3
Figure 4
1.
Remove the valve from Trilogy Evo Universal
: Squeeze the two tabs and pull out from the device (
Figure 1
).
2.
Open the valve: Squeeze the two tabs
(
Figure 2
)
and pull apart
(
Figure 3)
.
3.
Detach the silicon diaphragm.
(If you are going to disinfect or sterilize the valve, discard the diaphragm
according to your local regulations
on discarding biohazardous waste.
)
4.
Submerge the valve parts in warm water with a liquid dishwashing detergent solution.
5.
Agitate the parts to ensure all internal and external surfaces are saturated with the solution.
6.
Use a lint-free cloth or cotton swab to remove all visible soil.
7.
Use a soft-bristle brush to clean any small areas, such as crevices or small openings that are not accessible with the cloth or swab.
8.
Rinse thoroughly with clear water to remove all detergent residue.
9.
Allow the valve to air dry completely before reinstalling it.
10.
Examine the valve. If it is damaged, discard it. If you are going to disinfect the valve, go to “Disinfecting the External Active Exhalation
Valve.” Otherwise, continue to the next step.
11.
Replace the diaphragm as shown in the illustration. Ensure you have positioned the diaphragm correctly.
12.
Reassemble the valve and replace it as shown in
Figures 4 and
5
.
Figure 5
Figure 6
Disinfecting the External Active Exhalation Valve
Requirements
:
•
Replacement
silicon
diaphragm
•
2.4% Activated Glutaraldehyde
Solution (CIDEX®)
•
Distilled water
