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5. Starting operation – Changing the rotary instrument
Rotary instruments:
> Prophy cap/brush
> The rotary instruments are disposable articles and must be discarded after use.
> Only use fault-free rotary instruments. Observe the manufacturer’s instructions.
> Only insert the rotary instrument when the contra-angle handpiece is static.
> Never touch a rotary instrument that is still rotating.
> Only use the contra-angle handpiece in forward operation. The rotary instrument can come loose in
reverse operation (risk of injury).
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