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Digital Subscriptions > Orthodontic Practice > July August 2019 > Class II division 1 treatment using a two-phase approach – a case report: part two

Class II division 1 treatment using a two-phase approach – a case report: part two

In the second of a two-part article, JOHAN CHRISTIAN JULYAN and MARIUS COETSEE describe how they treated a patient using a functional removable appliance



Treatment outcome

The treatment resulted in well aligned arches with class I molar and canine relationships (Figures 11 a-h). The upper midline corresponded to the patient’s midsagittal plane and the teeth were settled in the new occlusion. The soft tissue proile improved and the lip trap and hyperactive mentalis that the patient presented with initially was resolved.


Superimposition was done of the pre- and post-treatment cephalometric analyses (Figure 12). The images were superimposed on the cranial base, maxilla and mandible. The initial cephalometric tracing is illustrated in black and the inal tracing in green.

Cranial base superimposition

Shows the correction of the molar relationship from class II to class I. It also reveals the reduction in overjet and overbite as well as the improvement of the lip relationships from class II to class I. An


Dr Johan Christian Julyan BChD

(Pretoria), PDD (UWC), MSc (UWC) is a dentist who practices in Cape Town, South Africa.

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July/August Orthodontic Practice 2019