Never attempt to grip a bur while it is rotating, even when it is nearly
stopped.
DANGER!
Never operate the head lock button during use or when stopping. Doing
so can cause the bur to become loose of cause the locking system to
overheat and break.
DANGER!
AVOID CONTACT between the patient's cheek and the locking button
during use. This could lead to the bur being accidentally released,
resulting in burns or lesions to the patient.
WARNING!
Do not rotate the head without a drill inserted in the spindle. This could
cause the handpiece to overheat, causing damage or burns. Never
exceed the maximum speed specified by the bur manufacturer. Keep
bur shafts clean at all times; dirty shafts can cause dirt to enter the
spindle, leading to the bur slipping during rotation, or even preventing
56
Eng