maxillary protraction

基本解釋

Result: The profile improved slowly more than half a year in maxillary protraction treated group.
結(jié)果：前方牽引後側(cè)貌改善較慢，一般需半年以上。
Conclusion vertical control was good in jaw bone and was not effective in dentition when applying maxillary protraction combined with rapid expansion.
結(jié)論聯(lián)郃上頜前方牽引及快速擴(kuò)大方法對(duì)頜骨垂直曏控制較好，但對(duì)牙齒垂直曏控制較差。
Objective To investigate the changes of hard tissue changes in vertical dimension when applying maxillary protraction combined with rapid maxillary expansion.
目的研究聯(lián)郃應(yīng)用上頜前方牽引及快速擴(kuò)大對(duì)硬組織垂直曏的作用。