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本研究选取安氏类分类错畸形女性患者18人,成人组10人,青少年组(S2~3期)8人,使用固定矫治器矫治。治疗前后摄头颅定位侧位片,对上下颌骨及面高的19项测量项目作比较分析及t检验,结果发现青少年组下颌骨长长,颏前点下移,前全面高及前下面高增加,而成人组颌骨变化无统计学差异。结论:青春生长迸发期使用固定矫治技术治疗安氏类分类女性患者可使下颌骨向前下方生长,提高矫治疗效
In this study, 18 female patients with Angle class malocclusion were selected, 10 were in the adult group and 8 were in the adolescent group (S2 ~ 3). They were treated with fixed appliance. Before and after treatment of craniocerebral positioning lateral radiographs, the upper and lower jaw and surface height of 19 measurement items for comparative analysis and t test, found that the juvenile group mandibular long, chin point down, before the full height and the previous under the high Increase, while there was no significant difference in adult jaws. CONCLUSIONS: The use of fixed orthodontic treatment of female patients with Angle class in adolescent growth period can make the mandible grow forward and downward to improve the curative effect