目的了解上颌前牙根管弯曲情况。
Objective To investigate root canal curvature in maxillary anterior teeth.
目的总结上颌前牙埋伏阻生的X线影像特点。
Objective To summarize the X ray characteristics of embedded anterior maxillary teeth.
结论：上颌前牙区的即刻种植修复应用有较好的临床疗效。
Conclusion:It is evident that immediate loading protocols of single tooth implantation in the anterior maxilla are successful.
牵引产生的牙齿间隙经术后正畸完全关闭，上颌前牙列排齐。
The dental space was closed completely after postoperative orthodontic therapy, the maxillary dentition was regularly arranged.
结论：应用固定正畸技术矫治埋伏阻生上颌前牙可以获得满意的疗效。
Conclusion: the treatment with fixed orthodontic technique could be an effective way to deal with the impacted anterior maxillary teeth.
目的：对上颌前牙牙冠总宽度与鼻翼宽度的相关性及临床意义的研究。
Objective To investigate clinical significance on correlation between the width of alae nasi and the total width of anterior teeth crown in maxilla.
摘要目的探讨上颌前牙区微种植体支抗压低上前牙改善露龈笑的临床疗效。
Abstract: Objective to explore the clinical effects of anterior maxilla micro-implant anchorage on the anterior teeth intrusion to improve gum-smile.
牙科修复治疗时为了达到满意的美学效果，上颌前牙的大小和形状异常重要。
In prosthodontics treatment the size and form of the maxillary anterior teeth are important in achieving pleasing esthetics.
目的：探讨上颌前牙埋伏阻生固定正畸矫治的有效方法及相关并发症的预防措施。
Objective: To evaluate the effective measures for treating the impacted anterior maxillary teeth with fixed orthodontic technique and prevention of postoperative complications.
结果两组上颌第一磨牙近中移动量差异有显著性，而两组上颌前牙腭向位移量差异无显著性。
Results Statistically significant difference was detected among two groups in the upper first molar mesial moving, no significant difference was noted in the upper anterior teeth palatal moving.
目的评价上颌前牙区牙槽骨吸收的患者应用骨挤压联合骨引导再生术行种植体植入的临床效果。
Objective To evaluate the clinical treatment effects of bone condensing combined with guided bone regeneration technique in inserting implants in atrophic maxillary anterior region.
目的：评价一种重建前牙切道和覆牙合覆盖关系的简单方法，在上颌前部美容性烤瓷冠修复中的应用效果。
Objective To evaluate the result of a simple method of rehabilitating incisal path and overlap & overbite relation in maxillary frontal cosmetic PFM prostheses.
目的探讨上颌唇向扩弓活动矫治器对上前牙拥挤的治疗效果。
Objective To discuss the curative effect of upper jaw lip-side expansion for anterior teeth.
结论：前牙反牙合使得上颌牙齿的错位及发育异常明显增加。
Conclusion: The possibility of ill-position and heteroplasia of teeth in maxilla increases in the patients with anterior crossbite.
下颌前牙区平均骨密度值最大，上颌后牙区平均骨密度值最小。
Anterior mandible has the highest mean bone density and posterior maxilla has the lowest mean bone density.
目的探讨垂直球管移动技术用于上颌埋伏阻生前牙定位的可靠性。
Objective To discuss the reliability of the vertical tube shift technique (from a panoramic and a maxillary occlusal radiograph) for localization of the unerupted maxillary anterior teeth.
材料和方法：用Siemens螺旋CT扫描机，对20例共25颗上颌埋伏阻生前牙患者进行螺旋CT横断面扫描，并进行曲面、三维重建。
Materials and Methods:20 patients with 25 un-erupted and impacted teeth were scanned by Spiral CT and processed by dental reconstruction with SIEMENS spiral CT scanner.
目的探讨上颌埋伏前牙通过手术导萌和正畸联合治疗的临床效果。
Objective To study the clinical result of the impacted maxillary teeth by using both of surgical exposure and orthodontics.
结果：16例上颌埋伏阻生前牙均顺利萌出至正常位置，牙髓活力测试正常。未见龈退缩、邻牙牙根吸收和支抗丧失等常见并发症。
Results: All impacted anterior maxillary teeth of the 16 cases were successfully moved into alignment with pulpal vitality , and no postoperative complications were found.
结果：16例上颌埋伏阻生前牙均顺利萌出至正常位置，牙髓活力测试正常。未见龈退缩、邻牙牙根吸收和支抗丧失等常见并发症。
Results: All impacted anterior maxillary teeth of the 16 cases were successfully moved into alignment with pulpal vitality , and no postoperative complications were found.
应用推荐