202B1262575D
(3) If a balloon is attached, deflate it so that the puncture
needle does not come into contact with it while checking
the endoscopic image and ultrasonic image.
[Note]
If the balloon does not deflate while depressing the suction
valve fully, remove clogs in the balloon channel using the
cleaning brush (WB2221FW2).
Reprocessing Manual
“4.9.4 Brushing the Balloon Channel”
(4) Check the area to be punctured by observing the ultrasonic
image.
<Color Doppler/Power Doppler Mode>
(5) Check that there is no blood vessel around the puncture
guiding line by observing the ultrasonic image and then
decide on the area to be punctured.
[Note]
The puncture guiding line is only meant as a guide.
[Note]
The puncture needle may be mistakingly inserted outside
of the ultrasonography area or the puncture guiding line.
Check that no blood vessel at or around the target area
before performing puncture.
Chapter 4 Method of Use
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