Mailyan 11 - Appliances for correction of open bite - www.orthodont.am

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Mailyan 11 - Appliances for correction of open bite

Fig.1  Mailyan 11-1
Fig.2  Mailyan 11-2
Fig.3  Mailyan 11-3
The appliance constitutes the support-retaining wireframes with mouth guards or  occlusal plates for upper or lower lateral segments of dentitions, which are interconnected by the vestibular arches for both dentitions and the lingual spring. The latter  in the area of frontal  teeth is realized as a grid for the  tongue and is fixed by its ends on the support-retaining wireframes or in the plates. The appliance is mounted on the dentition, the opposite lateral segments of which need indent alveolar intrusion. Making of the appliance in the position of constructive occlusion, on the model of the mandible advanced in the mesial direction in the articulator, allows to treat distal open bite. If it‘s necessary, the distal sections  of lateral segments of the appliance are interconnected by a Coffin spring, see, Fig1 Mailyan 11-1 or by the  lingual springs fixed on the grid for the tongue, see Fig 2. Mailyan 11-2.
At the treatment of open bite combined with sagittal and transversal anomalies the support-retaining wireframes in the area of lateral teeth of the appliance are realized with components for upper and lower dentitions, which are connected to the grid for tongue via springs, see Fig3. Mailyan 11-3.
The last construction allows to achieve a dentoalveolar shortening in the area of lateral teeth of both jaws, as well as a correction of malocclusion in sagittal and transversal  directions (see, Fig3)

 
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