Control
section
Top view
Grip section
14. Color code
Boot
6. UP/DOWN angulation control knob
15. RIGHT/LEFT angulation lock
Air/water cylinder
10. Instrument channel
Instrument channel port
11. Insertion section limit mark
Insertion section
16. RIGHT/LEFT angulation
control knob
7. UP/DOWN angulation lock
9. Air/water valve (MH-438)
Suction cylinder
8. Suction valve (MH-443)
Biopsy valve (MB-358)
Distal end
12. Bending section
Insertion tube
13. Remote switches
1 to 4
27. Passive bending section