Air/Water Valve
Used to blow air or water onto the
surface of objective lens from the
nozzle in distal end. This valve
has a blue mark.
Suction Valve
Allows suction through the
instrument channel (port) from
the distal end. This valve has an
orange mark.
Up-down Angulation Lock
Locks the up/down angulation of the bending
section.
Up-down Angulation Knob
Angulates the bending section upward or
downward.
Left-right Angulation Lock
Maintains the angle of the bending section.
It switches between Lock and Free (unlock).
Left-right Angulation Knob
Angulates the bending section right or left.
Control Portion
Operates the ultrasonic endoscope.
Air/Water Valve
Cylinder
Suction Valve Cylinder
Scope Switch 1
[Note 1]
Scope Switch 2
[Note 1]
Scope Switch 3
[Note 1]
Forceps Valve
The forceps valve consists of a valve body and
a lid. It performs the function of preventing
leak or backflow of air.
Instrument Channel Inlet
Inlet for passing forceps or endotherapy device
through the instrument channel.
The forceps valve is attached during use.
Insertion Tube
Connects the bending section and control
portion.
Insertion Portion (Applied Part)
Insertion portion is a generic name for insertion tube,
bending section and distal end. This portion can be
inserted into body cavities.
Bending Section
This portion is bendable in any of the up,
down, left and right directions.
Distal End
Contains the ultrasonic head, objective
lens, light guide, air/water nozzle,
instrument channel outlet, etc. Air/water
supply and suction, and water supply
and discharge to/from the balloon are
controlled by the valves on the control
portion.
Scope Switch 5
[Note 1]
Scope Switch 4
[Note 1]
Instrument Channel Diameter Label
Shows the minimum diameter of the instrument
channel.
Chapter 2 Product Overview
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