摘要
目的探讨早期矫治安氏Ⅲ类错牙合的方法和效果。方法对11例安氏Ⅲ类错牙合儿童,采用上颌扩弓式黏结夹板与前方牵引进行矫治,治疗前后进行x线头影测量分析。结果11例患儿均取得满意的治疗效果,SNA平均增加2.51°±0.39°,ANB平均增加4.05°±0.31°,MP- SN平均增加1.13°±0.63°。结论扩弓式黏结夹板伴前方牵引早期矫治Ⅲ类错牙合是一种行之有效的方法。
Objective Tostudy the methods and effects of early orthodontic treatment for classⅢmalocclusion. Method Eleven patients with class Ⅲ malocclusion were treated by maxillary expansive bonded splint with maxillary protraction,pretreatment and postreatment cephalometric analysis were carried out. Result All the eleven cases achieved satisfying results.SNA,ANB and MP-SN were increased 2.51°± 0.39° , 4.05° ± 0.31° and 1.13°±0.63° . Conclusion Theexpansive bonded splint with niaxillary protraction is an effective method for early orthodontic treatment for classⅢ malocclusion.
出处
《中国医药指南》
2007年第7期94-95,共2页
Guide of China Medicine
关键词
扩弓式黏结夹板
前方牵引
Ⅲ类牵引
expansive bonded splint maxillary protraction Angle class Ⅲ maloccusion
