Preparations For Use; Start Up Check; Visual Check; Deflection Portion Operation Check - Hitachi UST-5550 Instruction Manual

3. Preparations for Use

Warning
Be sure to preparations for use.
Using the equipment without noticing an abnormal condition can result in injury to the operator or
patient. If an inspection finds an abnormal condition in the equipment, immediately stop use and
contact one of our offices and/or distributor's offices listed on the back cover.

3-1. Start up check

3-1-1. Visual check

Visually check the ultrasonic irradiation area, deflection portion, insertion tube, operating head, cable
and the connector.
If any holes, indentations, abrasion, cracks, deformation, looseness, discoloration, or other
・
abnormalities are found, do not use the equipment.
・ Try to bend the deflection portion in all directions by operating the angle knob and make sure there are
no protrusions or cracks.
・ Gently grab the insertion tube to the ultrasonic irradiation area by hand, slide it and make sure there are
no catching or loose parts.
・ Make sure the protect tube has no abnomalities such as scars, cracks or separation.
・ Make sure the surface of the connector and the cable has no abnomalities such as scars, cracks or
separation.

3-1-2. Deflection portion operation check

・ Gently turn the angle knob in each direction until it stops and check the following:
* Make sure there are no irregularities in force to turn the angle knob such as catching.
* Make sure the deflection portion is bent smoothly in all directions.
・ Operate the lock lever to make sure there are no abnormalities in the curvature holding or releasing
functions.
・ Check the position of the angle marker when the deflection portion is straightened.

3-1-3. Trocar connection check

Make sure the protect tube can be smoothly and correctly attached/detached to/from the trocar outer
sheath and its tip is protruded from the trocar outer sheath when the protect tube is locked.
Trocar outer sheath
Move the protect tube up and down after it is locked and make
sure the tip is protruded in all conditions.
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MN1-5575 Rev. 11