METHOD OF ORTHODONTIC TREATMENT OF CHILDREN WITH MESIAL OCCLUSION BEFORE AND DURING PERIOD OF SECOND DENTITION Russian patent published in 2018 - IPC A61C8/00 

FIELD: medicine.

SUBSTANCE: invention relates to medicine, namely dentistry, and can be used to treat patients with mesial occlusion in combination with reverse incisive occlusion/de-occlusion, palatine occlusion (one- and two-sided), narrowing and shortening of the upper jaw arch before and during second dentition. Orthodontic treatment of children with mesial occlusion is performed before and during a second dentition using a facial mask and a fixed apparatus for treating mesial occlusion containing palatal screw, lateral and anterior beams, and a three-dimensional Bertoni screw with three independent rails is used as a screw. Occlusive patches made of plastic are fixed on the side beams, two hooks on each side are welded with two hooks on each side for elastic rods connecting the apparatus for the treatment of mesial occlusion with the Petit face mask. Install the device to the patient, carry out the activation of the three-dimensional screw for 14 days, after the end of the activation, use a face mask with a wearing mode: at least 12 hours a day and apply for 4 months until the full or partial elimination of the vertical and sagittal slits. Then, a third type of Frankel appliance is made and installed for use at night and during the day for 2–3 hours daily to maintain the result obtained during the retention period, and the apparatus for the treatment of mesial occlusion and facial mask is removed.

EFFECT: method allows for the integrated treatment of dental anomalies in patients at the stage of occlusion of temporary teeth and early tooth replacement.

3 cl, 8 dwg