DDE predominately appeared on maxillary incisors.

主要发生在上颌切牙。

Upper incisors; Porcelain laminate veneer; Aesthetic; Restoration.

上切牙；瓷贴面；美容；修复。

AIM:To study the morphology of deform root groove in the maxillary lateral incisors.

目的：研究上颌侧切牙畸形根面沟的外形。

AIM : To study the morphology of deform root groove in the maxillary lateral incisors.

目的: 研究上颌侧切牙畸形根面沟的外形.

Method 9 cases with missing maxillary incisors were treated by orthodontic space closure.

方法利用正畸关闭间隙法对9例不同数目上切牙缺失的病例进行矫治.

Objective:To investigate the method of orthodontic treatment of the inversely impacted central incisors in the maxillae.

目的：探讨上颌中切牙倒置埋伏阻生的矫治方法。

For the modified type appliances, an adams clasp was added in the position of central incisors on the ba.

改良型活动式前牵引矫治器在传统型矫治器基础上，在上颌中切牙间加做箭头卡固位。

Abstract : Objective To evaluate anchorage methods applied to the patients for the treatment of maxillary impacted central incisors in the early mixed dentition.

摘要目的评价替牙早期上颌阻生中切牙矫治过程中的支抗控制及矫治要点。

Rabbits use their incisors to gnaw on wood.

兔子用它们的门牙啃木头。

The dentist checked my incisors for cavities.

牙医检查了我的门牙是否有蛀牙。