上颌尖牙阻生是正畸医生经常碰到的问题之一,其处理方法通常包括外科开窗和较复杂的正畸治疗。上颌尖牙阻生可以通过观测X线片中尖牙近远中向位置的异常进行早期预测,早期的临床干预手段则包括拔除乳尖牙、拔除乳尖牙联合应用口外弓颈牵引、快速上颌扩弓,本文就这2方面内容作一综述。 Maxillary canine impaction is one of the most frequently encountered problems for orthodontists, and its treatment usually includes surgical fenestration and more complicated orthodontic treatment. Maxillary canine impaction can be observed by X-ray films in the near and far canine anomalies for early prediction, early clinical interventions include the removal of canine, extraction of canine decals combined with oral arch neck traction, rapid maxillary Expand the bow, this article on these two aspects to make a summary.