ACTIVATOR를 이용한 편측성 구치부 반대교합의 치험예

A case report of unilateral posterior cross bite by the activator

The author evaluated the effect of wunderer activator and karwetzky´s u-bow activator for correction of anterior and posterior cross bite and mandibular shift to the Rt. or Lt. side. The results were as follows. 1. correction of anterior and posterior cross bite. 2. correction of mandibular shift to the unilateral side. 3. slightly down and backward rotation of mandible was occured.

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