Pressed-film-type back tooth locked occlusion correcting device and preparation method thereof
A lamination and positive locking technology, applied in dentistry, orthodontics, prosthetics, etc., can solve the problems of high compliance and poor correction effect, and achieve the guarantee of curative effect, reduce the dependence of cooperation, and enhance the retention. Effect
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[0028] A compression film type posterior orthodontic jaw correction device, which is assembled from three parts: a retaining device, a connecting device, and a traction device. The retaining device is composed of a compression film type maxillary posterior jaw pad 3 and surrounding anchorage teeth It is composed of diaphragm 1 and palatal base 2 of the labial and palatal mucosa. The thickness of diaphragm 1 is 1.0mm. According to the undercut condition of the anchored teeth, the diaphragm 1 can be used in the cheeks of the central incisors, canines and first molars. The surface is designed with resin-retained protrusions 4, the shape of the resin-retained protrusions 4 is rectangular, mushroom or elliptical; the connecting device consists of a U-shaped curved transverse palate rod 5 embedded in the posterior jaw pad 3 and embedded The force-increasing wire 7 in the palatal base 2 is composed of the end of the transverse palate rod is embedded in the posterior jaw pads on both si...
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