摘要
目的探讨自制压低辅弓对成人前牙深覆的临床疗效及其作用机制。方法选择16例前牙深覆的成年患者,采用直丝固定矫治器结合自制压低辅弓打开其咬合,通过X线头影测量分析患者矫治前、后前牙深覆的变化,再结合治疗前后的临床检查和X线检查评价治疗效果。结果患者治疗后上前牙垂直向平均压入2 mm,矢状向无明显唇倾,后牙垂直向及矢状向无明显变化;前牙咬合打开,深覆得到矫正。结论压低辅弓可有效地压低上前牙,打开咬合,且不依赖于患者的配合。
Objective To assess the clinical effect and mechanism of intrusive auxiliary arch in correcting the anterior deep bite in adult patients.Methods Select 16 adult patients with deep bite of anterior teeth,who were treated by the intrusive auxiliary arch and fixed orthodontic appliances.Measure the changes of anterior teeth and posterior teeth through the cephalometric and clinical examination before and after treatment.Deep bite through the cephalometric before and after treatment.Results The anterior teeth were intruded about 2 mm vertically,no significant changes in horizontal direction after treatment;the posterior teeth change little vertically and horizontally;the deep bites of anterior teeth in adult patients were corrected by using the intrusive auxiliary arch.Conclusion The intrusive auxiliary arch can correct the deep bite of anterior teeth in adult patients effectively without patients＇ compliance.
出处
《国际口腔医学杂志》
CAS
2011年第4期395-398,共4页
International Journal of Stomatology
关键词
深覆
压低辅弓
正畸治疗
deep bite
intrusive auxiliary arch
orthodontics
