Olympus EVIS EXERA TJF-160VR Instructions Manual page 24

Chapter 3 Preparation and Inspection
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5.
Using both hands, bend the insertion tube of the endoscope into a
semicircle. Then, moving your hands as shown by the arrows, confirm that
the entire insertion tube can be smoothly bent to form a semicircle and that
the insertion tube is sufficiently pliable (see Figure 3.3).
Figure 3.3
6.
Gently hold the midpoint of the bending section and a point 20 cm from the
distal end. Push and pull gently to confirm that the junction between the
bending section and the insertion tube is not loose.
7.
Inspect the objective lens and light guide lens at the distal end of the
endoscope's insertion tube for scratching, cracks, stains, gaps around the
lens or other irregularities.
8.
Inspect the air/water nozzle at the distal end of the endoscope's insertion
tube for abnormal swelling, bulges, dents or other irregularities.
9.
Inspect the guidewire locking groove of the forceps elevator for stain.
EVIS EXERA TJF TYPE 160VR OPERATION MANUAL