INTRODUCTION TO FIXED APPLIANCE
Appliances that are fixed or
fitted onto to the teeth by the operator & cannot be removed by the patient
at will are called fixed appliance.
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| Components of Orthodontic Fixed Appliances |
Advantages:-
Can do complex tooth movement
Better control over tooth movement
Better control of anchorage &
extraoral force can be used in conjunction with fixed Eg: Head gears.
Does not require pt co-operation
Better aligning, detailing &
finishing of the occlusion
Disadvantages:-
Difficult to maintain good oral
hygiene
More time consuming to fix &
adjust
More conspicous and not
esthetically pleasing
Requires special training of the
operator
Patient visit the orthodontist at
regular intervals
Comparatively expensive
Various tooth movement brought about by fixed appliances:
Tipping
Bodily movement
Torquing
Uprighting
Rotations
Extrusion & Intrusio
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