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Chapter 7 Troubleshooting
HIGH FLOW INSUFFLATION UNIT UHI-3
Insufflation is not
possible.
The pressure of medical gas pipeline
is too low.
Check the pressure of the
gas supply source.
The insufflation tube is not
connected.
Connect tube.
The insufflation tube is collapsed. Correct the collapsed
area.
Hole in insufflation tube. Replace the tube with a
new one.
The veress needle’s stopcock is
closed.
Open stopcock.
The trocar’s stopcock is closed. Open stopcock.
The veress needle is not correctly
inserted.
Withdraw and insert
veress needle correctly.
The veress needle is defective. Replace the needle with a
new one.
Insufflation into narrow cavity. Withdraw and insert
veress needle correctly.
The gas cylinder is not in an upright
position.
Place the gas cylinder in
an upright position. Turn
the power on and wait
5 minutes or more before
operating.
The relief mode is
not performed.
The relief mode is set to OFF. Set the relief mode to ON.
Problem Possible cause Solution
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