The methods of maxillary expansion are various.
扩弓的方法多种多样。
Results The mid-palatal suture could be opened effectively with rapid maxillary expansion.
结果快速扩弓方法能有效地打开腭中缝。
To investigate the therapeutic effects of maxillary expansion and protraction in the primary dentition.
探讨在乳牙期利用固定扩弓矫治器前牵引的临床效果。
Rapid maxillary expansion is a method which is often being used to treat the transverse discrepancy of widths of maxilla.
快速上颌扩展是一种常用的矫治上颌横向宽度不调的方法。
Result:After the correction of unilateral crossbite by maxillary expansion, craniofacial asymmetry improved significantly.
结果：单侧后牙反牙合矫正后，面部不对称有明显改善。
Abstract: Objective to investigate effects of rapid and slow maxillary expansion protocols on the levels of alkaline phosphatase (ALP).
摘要目的研究快速和慢速扩弓对正畸牙齿龈沟液中碱性磷酸酶表达变化的影响。
Objective To investigate the changes of hard tissue changes in vertical dimension when applying maxillary protraction combined with rapid maxillary expansion.
目的研究联合应用上颌前方牵引及快速扩大对硬组织垂直向的作用。
Objective:To evaluate the maxillary expansion effects of posterior crossbite patients treated with elastic wrapping bite guard and screw expansion mechanic in the mixed dentition.
目的：探讨弹性包绕式垫加螺旋扩弓器矫治替牙期后牙反的适用性及治疗前后的牙颌结构变化。
Some scholars deem that early UPXB mostly belongs to functional mandible deviation and correction of it through maxillary expansion is associated with a good change in mandible deviation.
有学者认为早期单侧后牙反牙合患者下颌偏斜大部分属于功能性偏斜，当采用扩大上颌牙弓矫治后牙反牙合后，下颌功能性偏斜可得到纠正，颜面不对称程度可以改善。
Conclusion vertical control was good in jaw bone and was not effective in dentition when applying maxillary protraction combined with rapid expansion.
结论联合上颌前方牵引及快速扩大方法对颌骨垂直向控制较好，但对牙齿垂直向控制较差。
Objective To evaluate the maxillary protraction appliance permanent teeth combined rapid expansion of early bone anterior crossbite effectiveness.
目的评价前方牵引器联合快速扩弓矫治恒牙早期骨性前牙反牙合的有效性。
Objective To evaluate the maxillary protraction appliance permanent teeth combined rapid expansion of early bone anterior crossbite effectiveness.
目的评价前方牵引器联合快速扩弓矫治恒牙早期骨性前牙反牙合的有效性。
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