Carriere Motion appliance (CMA) was designed to correct a Class II molar relationship into a Class I relationship by distalizing the whole posterior maxillary segment by means of class II elastics and mandibular anchorage. To revoke the adverse effects of CMA with class II elastics, we can use the CMA to distalize the maxillary posterior segment with TADs anchorage using miniscrews. The aim of this study is to evaluate TADs anchored CMA vs. conventionally anchored CMA for distalization of the maxillary buccal segment.
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Treatment duration
Timeframe: from date of appliance delivery to date of removal after reaching class I molar relationship (about 4-6 months)
Skeletal changes
Timeframe: from date of appliance delivery to date of removal after reaching class I molar relationship (about 4-6 months) ]
Dental changes
Timeframe: from date of appliance delivery to date of removal after reaching class I molar relationship (about 4-6 months)