Özet:

In this report of fact, the treatment of dental class II and anterior open closure, treated with the intrusion of the bacterial teeth through miniplakes placed in the zigomatic area, was presented. The main complaint was that the 17-year-old woman had a convex profile, an unclear end of the neck, front-placed lips, and a straight smile line. In the oral examination, with 3 mm front open closure, class II molar and blood relationship, the premolar area had dental cross closure. Sefalometric analysis values have detected high angle skeletal structure, increased maxils posterior dentoalveals height and lower face height, increased upper and lower cutting axis curvations. The treatment plan is determined as the intrusion of the bacterial teeth through miniplakes placed in the zigomatic area through the acrylic splint type aparey and then treated with fixed orthodontic mechanics. In the end of the molar intrusion obtained by treatment, the auto rotation in the opposite direction of the clock of the mandibulan and the reduction in the straight direction sizes of the bottom face height and dentoalveals complex, the improvement in the convex profile and front-placed lips appearance, the correction of the front-open closure, the class I molar and blood relationship is provided. The application of zigoma miniplakes, which is the bone anchor unit in the treatment of front-open closure, is a useful and effective method.

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