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4. Precaution
4.1 Notice when using equipments
4.1.1 Keep the scaler clean before and after operation.
4.1.2 The handpiece, scaling tip, torque wrench, endo wrench and endochuck must be sterilized
before each treatment.
4.1.3 Don’t screw or unscrew the scaling tip and endochuck when stepping on the foot switch.
4.1.4 The scaling tip must be fastened and there must be fine spray or dripped from the tip when
operating.
4.1.5 Change to a new one when the tip and ulrasonic file are damaged or worn excessively.
4.1.6 While scaler working, the heat of scaling tip will become higher if there is no water flowing out.
Please keep the water flow smoothly.
4.1.7 Don’t twist the tip and endo chuck or rub them.
4.1.8 Don't use impure water source and be sure not use normal brine instead of pure water
source.
4.1.9 If using the water source without hydraulic pressure, the water surface should be one meter
higher than the head of patient.
4.1.10 Ensure the connector of handpiece and the socket of the cable are dry before installing the
handpiece.
4.1.11 Don’t pull the cable forcibly in case of the handpeice falling off the cable.
4.1.12 Don’t’ knock or rub the handpiece.
4.1.13 Please put the power plug into the socket easy to pull out, to make sure it can be pull out in
emergency.
4.1.14 The device can only be equipped with the special power supply of original manufacturer.
4.1.15 The power supply is NOT waterproof. Please keep it fry and away from the water.
4.1.16 After operating, turn off the power, then pull out the plug.
4.1.17 We are only responsible for the safety on the following conditions:
• The maintenance, repairment and modification are made by the manufacturer or the the
authorized dealer.
•
The changed components are originated of “BEYES” and are operated according to instruction
manual.
4.1.18 The internal screw thread of the scaling tips produced by some maunactures is coarse, rusty
and collapsed. This will damage the external screw thread of the handpiece irretrievably. Please
use “BEYES” brand scaling tips.
4.2 Contraindication
4.2.1 The hemophilia disease patient is not allowed to use this equipment.
4.2.2 The patients or doctors with heart pacemaker are forbidden to use this equipment.
4.2.3 The patient with heart disease, pregnant women and children should be cautious with using
the equipment.
• [Note 3] If the scaling tip has been screwed on tightly and there is fine spray too, the following
phenomena show that the scaling tip is damaged:
a. The vibrating intensity and the water atomization degree become weak obviously.
b. During treatment, it produces the sound like "buzz" from the scaling tip.