Inspection Of The Endoscopic System - Olympus Evis Exera II Instructions Manual

3.6

Inspection of the endoscopic system

Inspection of the endoscopic image
Inspection of remote switch
Inspection of the air feeding function
EVIS EXERA II GIF/CF/PCF TYPE 180 Series OPERATION MANUAL
Do not stare directly at the distal end of the endoscope while
the examination light is ON. Otherwise, eye injury may result.
1.
Turn the video system center, light source, video monitor ON and inspect
the endoscopic image as described in their respective instruction manuals.
2.
Confirm that light is output from the endoscope's distal end.
3.
While observing the palm of your hand, confirm that the endoscopic image
is free from noise, blur, fog or other irregularities.
4.
Angulate the endoscope and confirm that the endoscopic image does not
momentarily disappear or displays any other irregularities.
If the object cannot be seen clearly, wipe the objective lens
using a clean lint-free cloth moistened with 70% ethyl or
isopropyl alcohol.
All remote control switches should be checked to work
normally even when they are not expected for use. The
endoscopic image may freeze or other irregularities may
occur during examination and may cause patient injury,
bleeding and/or perforation.
Depress every remote control switch and confirm that the specified functions
work normally.
1.
Set the airflow regulator on the light source to "High", as described in the
light source's instruction manual.
2.
Immerse the distal end of the insertion tube in sterile water to a depth of
10 cm and confirm that no air bubbles are emitted when the air/water valve
is not operated.
3.
Cover the hole in the air/water valve with your finger and confirm that air
bubbles are continuously emitted from the air/water nozzle.
Chapter 3 Preparation and Inspection
53