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(17) Stop the center hole in the air/water button with a finger to
supply air to the digestive tract.
The mucous membrane of the digestive tract will become
clearly visible.
(18)
Steer the distal end of the endoscope to the region of
interest by turning the up-down and left-right angle knobs.
[Note]
In case that the bending portion does not return or cannot
be pulled out easily because it is inverted inside the narrow
lumen, do not pull it out forcibly.
<When sucking mucus>
To suck mucus, insert the distal end of the endoscope in
the mucous lake and press the suction button.
[Note]
Do not suck in solid or viscous materials with the
endoscope. Such material may clog the suction pipe line
or stick to the suction button preventing proper stopping of
suction.
<If the surface of the lens is fogged with mucus or if the image is obscured>
Clean the lens surface by pressing the air/water button.
After completing the cleaning, remove water from the lens
surface by supplying air and sucking off the water.
[Note]
If the image does not return to normal, repeat cleaning
of the lens surface and removal of water from the lens
surface.
Chapter 6 Method of Use
6-9
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