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Flexible Endoscope Cleaning & Disinfection Guide

RHINO-LARYNGO VIDEOSCOPE

OLYMPUS ENF-VH2/V4

RHINO-LARYNGO FIBERSCOPE

OLYMPUS ENF-GP2

When using MB-155 with MU-1 

or the light source

When using 

WA23080A

Decompression

Rinse the surfaces

10

Wipe the surfaces

11

Disinfection

Disinfection

Disinfect the endoscope

Clean the surfaces

6

Rinse the endoscope

7

Wipe the surfaces

8

Attach the tester

2

Apply pressure

3

Observe

4

Detach the tester 

5

Wipe the insertion tube

1

9

Remove the endoscope from 

the disinfectant solution and 

immerse in deionized water. 

Using a sterile, lint-free cloth, 

thoroughly rinse and gently 

wipe all external surfaces.

Using a sterile, lint-free cloth, thoroughly and gently wipe the 

external surfaces of the endoscope.

Immerse the endoscope in 

disinfectant solution. Confirm 

that there are no air bubbles on 

its surface. Soak for the time 

specified by the manufacturer.

Immerse the endoscope in 

detergent solution. Using a 

lint-free cloth, gently wipe all 

debris from the endoscope’s 

external surfaces. Soak in 

detergent solution for the 

recommended time.

Immerse the endoscope in 

water.

Remove the endoscope from 

water. Use a soft, lint-free cloth 

to remove excess moisture 

from the endoscope and 

cleaning accessories in 

preparation for disinfection.

Attach the leakage tester to the 

venting connector on the 

endoscope.

Connect MB-155 to the 

maintenance unit (MU-1) or the 

light source and turn the power 

switch on.

Close the pressure release 

lever. Press the hand pump so 

that the pointer stays within the 

green area.

Immerse the entire endoscope in 

water, observe for 30 seconds or 

more while angulating the bending 

section and confirm that there is 

no continuous series of bubbles.

CAUTION: If a leak is detected, remove 

from water and contact Olympus.

Remove the endoscope from the 

water and release the air pressure in 

the endoscope.*

When using WA23080A, open the    

   pressure release lever.

When using MB-155, turn the 

maintenance unit or light source off.

Detach the leakage tester from the 

air source and then the endoscope.

Gently wipe the external 

surfaces of the insertion tube 

with a cloth moistened in water.

or

Pr

ecleaning

Pr

ecleaning

Leakage testing

Leakage testing

Manual Cleaning

Manual Cleaning

Rinsing

Rinsing

• This guide is only a summary of the steps necessary to properly reprocess your 

endoscope. Follow the detailed steps outlined in the ENDOSCOPE REPROCESSING 
MANUAL that was included with your endoscope.

• Use detergent solution and disinfectant solution which feature validated processes in 

accordance with national and local regulations and/or guidelines. 

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