NSK Varios 370 Manuel D'utilisation page 11

• Check the Tip before use. (Flush, Damage, Bending or Rust)
• Do not exceed Maximum Power Level for Tip. Damage to tooth structure and Tip may result.
CAUTION
• Do not hit metal or prosthetic crown etc. except when removing them. Tip could break and
for Tip
fall into mouth.
Usage
• Do not hit gingival, mucosa and/or skin directly. It could cause damage and/or burn injury.
• During its operation, the whole tip vibrates due to ultrasonic waves. Do not bring any part of
the tip into contact with soft tissue, gums or skin. Regardless of use of coolant water, the tip
in vibration could cause burn injury.
• The "dry tip* " (a tip which does not require coolant water) utilizes heating to some extent for
effective treatment. During or after its operation, the whole of such tip could be overheating.
Do not bring any part of the tip into contact with soft tissue, gums or skin. Ensure that the
power setting of the Control Unit does not exceed the maximum power written on the Tip
Case label. Adjust the power from the lowest level. During use of the tip, ensure that burn
injury does not occur in or around the treatment area. Also ensure that the tip does not affect
the treatment area and oral cavity.
* E5, E6, E7, E8, G21, G22, G28
• Do not sharpen and/or bend the Tip. Tip may damage and not generate enough vibration
during scaling.
• During cutting, Tip will gradually wear away, as the Tip wears the stroke will get smaller and
decrease cutting efficiency. When level drops too far, change the Tip. (Tip Card check)
• DO ENSURE when securing Tip to use the Tip Wrench as supplied, inefficient cutting will
result.
• DO ENSURE before attaching Tip, Cleanliness of the tip screw, inefficient cutting will result.
• To avoid personal injury ENSURE Tip is removed prior to disconnecting the handpiece from
the handpiece cord.
• If you feel the Tip is not vibrating, remove it from an operative site, and press the Foot Control
again. If this does not improve the condition, Ensure the Tip is secure, turn the power off and
restart it.
• When mounting the Tip, always use groves and Tip Wrench as supplied.
• Turn water off when using Tip that does not require water.
• Tip Wrench is consumable For reliable operation replace annually.
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