中国实用口腔科杂志

中国实用口腔科杂志 ›› 2010, Vol. 3 ›› Issue (01): 27-29.

• 论著 • 上一篇    下一篇

改良式Herbst 矫治器治疗安氏Ⅱ类下颌后缩患者临床研究

  

  1. 南昌大学附属口腔医院正畸科，南昌  330006
  • 收稿日期:2009-11-09 修回日期:2009-12-22 出版日期:2010-01-15 发布日期:2010-05-13

  • Received:2009-11-09 Revised:2009-12-22 Online:2010-01-15 Published:2010-05-13

摘要：

目的    探讨改良式Herbst 矫治器矫治安氏Ⅱ类下颌后缩伴上牙弓狭窄患者的临床疗效。方法    2004—2009年在南昌大学口腔医院正畸科采用改良式Herbst矫治器治疗11例安氏Ⅱ类下颌后缩伴上牙弓狭窄患者，通过矫治前后头影片的测量对比，分析该矫治器的疗效。结果    经改良式Herbst矫治器治疗6～8个月后，11例患者的下颌均明显前移，上下牙弓协调，下颌后缩面型显著改善。结论    改良式Herbst矫治器能有效地矫治安氏Ⅱ类下颌后缩伴上牙弓狭窄的患者。

关键词: 改良式Herbst矫治器, 安氏Ⅱ类骨性错牙合, 下颌后缩

Abstract:

Objective    To evaluate the effects of modified Herbst appliance in the treatment of Class Ⅱ mandibular retrusion with upper dental arch narrowness. Methods    Eleven patients with Class Ⅱ mandibular retrusion with upper dental arch narrowness were treated with modified Herbst appliance. Lateral cephalometric films were taken at the beginning and at the end of the treatment. Cephalometric analysis was used to evaluate the effects of treatment. Results    Eleven patients were treated for 6-8 months；the maxillary and mandibular dental arch was harmonized；profiles were obviously improved.Conclusion    Modified Herbst appliance can effectively treat Class Ⅱ mandibular retrusion with upper dental arch narrowness.

Key words: modified Herbst appliance；skeletal Class Ⅱ malocclusion；mandibular retrusion