Orthodontic device for distal displacement of the permanent sixth-year molar

摘要

the invention relates to medicine, in particular to ortodontie and ortho dentofaciala. the device contains a partial arc ortodontic claimed (1) united with orthodontic rigid rings (2), (4) and (6) intended for installation on the molars properly two and one, two, and one you maxilaru premolarii his superior.ortodontic ring (2) of the vestibulara is set a guide, executed as a...0,20 0,18 mm diameter tube, and a hook (3), oriented in the distal. ortodontic ring (4) of the vestibulara is set a guide, executed as a tube with a diameter of 1,5...2,0 mm, and a hook (5), oriented in the distal.the rings (6) from the orthodontic vestibulara are fixed one bracketa and a hook (7) facing up. the distal of the arc ortodontic partially (1) is fixed in the guide ring (2), and ortodontic is fixed in the proximal end of bracketei premolarului two and in the bracketei (8) premolarului one.also, the bow ortodontic partially (1) are executed two locking elements, the first (9) is located in front of bracketei distal edge of premolarului ortodontic ring, installed on two, and the second (10) in front of the ortodontic (2). also, the bow ortodontic partially (1), with the possibility of locomotion on him, is installed an additional element (11), executed as a dowel in.also, one end of the support, executed in shape, is installed in front of the ortodontic (4), and the other, executed in the form of a hook, is oriented in the proximal and united by means of elastic rods (12) with a hook (13) fixed on a ring (14), intended for ortodontic in one of the stalarea molar lower jaw of the appropriate.