Abstract
Date of birth: 8 May 2000; sex: female.9 years 9 months; 4/2010.Angle Class I. II with ectopic 13, 23; mesial tipping of the roots of 12-22 and space opening at 12-22. Lack of space in 13 and 23 areas. Early loss of 53-63 due to undermining resorption and mesial migration of deciduous molars and first molars. Lower anterior crowding. Deep bite.Distalization of the upper molars and premolars. Space opening for alignment of 13-23; Appliances and devices: cervical headgear; lip bumper; multibracket appliance.11/2013; 13 years 5 months.42 months (brackets: 24 months). A Cl. I relationship with canine guidance has been achieved. The overjet measures 2 mm, and the overbite 1 mm. The second molars are not fully erupted. The upper incisors are slightly protruded. The profile is well-balanced.2/2013. Bonded 3-3 retainer in the upper and lower jaws, splint retainers for nighttime use.(1 year minimum): 6/2015; 15 years 1 month. The result is stable. The overbite has increased to 2 mm. Inclination of upper incisors has decreased by 2°. All wisdom teeth are planned for extraction. As long as the patient is willing to keep her retainers. The splint aligners are already worn irregularly.
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