Chapter 3 Preparation and Inspection
35
BF TYPE 160 Series OPERATION MANUAL
3.6 Inspection of the endoscopic system
Inspection of the endoscopic image
1. Before inspection, wipe the objective lens with clean, lint-free cloths
moistened with 70% ethyl or isopropyl alcohol.
2. Turn on the video system center, light source, video monitor and inspect the
endoscopic image as described in their respective instruction manuals.
3. Adjust the brightness level as appropriate.
4. While observing the palm of your hand, confirm that the examination light is
output and that the endoscopic image is free from noise, blur, fog or other
irregularities.
5. Angulate the bending section and confirm that the endoscopic image is free
from momentary disappearing or other irregularities.
Inspection of Remote Switch
All remote control switches should be confirmed to work
normally even when they are not expected for use.
Endoscopic image may freeze or other irregularities may
occur during examination and may cause injury, bleeding
and/or perforation.
Depress every remote control switches and confirm that the specified functions
work normally.
Inspection of the suction function
Do not aspirate with a pressure of more than 670 hPa
(0.68 kgf/cm
2
, 9.7 psia). Using higher pressure may make it
difficult to stop suction.
1. Immerse the distal end of the insertion tube in sterile water and depress the
suction valve. Confirm that water is continuously aspirated into the suction
bottle on the suction pump.
2. Release the suction valve. Confirm that suction stops and the valve returns
to its original position.
To Next Page
Loading...
Need help?
General
