正畸和第三磨牙的保留与拔除

Retention and extraction of the third molar in orthodontic clinic

关键词:  第三磨牙  正畸  阻生  直立  正畸拔牙

Key words:  [Key words]　the third molar  orthodontic  impaction  uprighting  orthodontic extraction

摘要:

[摘要]　临床上第三磨牙尤其是下颌第三磨牙常见阻生。正畸治疗能对第三磨牙的状态产生影响，进而影响对第三磨牙保留与拔除的选择。临床上可以通过正畸治疗直立第三磨牙，实现第三磨牙的保留，也可以通过正畸的方法辅助第三磨牙的拔除。本文就正畸和第三磨牙的保留与拔除之间的关系的研究进展进行综述。

Abstract:

[Abstract]　Impaction of the third molar especially the mandibular third molar is commonly seen in the dental clinic. Orthodontic treatment can affect the condition of the third molar, and then the choice of retention or extraction of the third molar. Orthodontic treatment can upright impacted third molar and achieve the retention of third molar. On the other hand, orthodontic treatment also can be an auxiliary to the extraction of impacted third molar. This paper summarizes the research progress of the relationship between orthodontics and the retention or extraction of the third molar.