Objective: To discuss the Clinical application of spiral CT scanning and3D imaging reconstruction in the localization of unerupted maxillary teeth. 前言:目的:探讨螺旋CT三维重建技术在埋伏牙定位中的应用价值。
Evaluation of the effect of maxillary anterior teeth morphology on torque using cone beam dental computed tomography 牙科锥形束CT评价上颌前牙唇面形态对转矩的影响
Three dimensional finite element analysis of maxillary anterior teeth retraction with micro-implant anchorage and sliding mechanics 微植体支抗滑动法内收上颌前牙的三维有限元研究
Objective To investigate root canal curvature in maxillary anterior teeth. 目的了解上颌前牙根管弯曲情况。
Conclusion The method of treating anterior maxillary teeth protrusion by tooth extraction could decrease maxillary dental arch, help conform the form of soft tissues and hard tissues. 结论上颌牙齿前突减数矫治,有助于上颌和上牙弓的突度减小,使软硬组织面型之间的形态结构一致,特别对上牙弓突度的改善是肯定而持续的。
Survey of Root Canal Curvature in Maxillary Anterior Teeth 400颗上颌前牙根管弯曲情况的研究
Palatally impacted maxillary canine is common in clinic which affects the function and aesthetic of maxillary teeth. 上颌尖牙腭侧埋伏阻生在临床上很常见,它会影响上颌牙列的功能和美观。
Roles of spiral computerized tomography in the diagnosis of embedded maxillary teeth 螺旋CT在上颌埋伏牙诊断中的作用
Curative effect of pile fibers on restoration of wear maxillary anterior teeth in elderly people 纤维桩在老年磨耗上颌前牙修复中的临床应用
Objective To investigate methods of treating anterior maxillary teeth protrusion by tooth extraction, and changes of the occluding relation and lateral appearances before and after the treatment. 目的探讨上颌牙齿前突拔牙矫治的方法及矫治前后的牙牙合关系与侧貌变化。
In prosthodontics treatment the size and form of the maxillary anterior teeth are important in achieving pleasing esthetics. 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。
Objective: To evaluate the effective measures for treating the impacted anterior maxillary teeth with fixed orthodontic technique and prevention of postoperative complications. 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。
Results 100% the maxillary teeth and mandibular anterior teeth showed satisfactory anesthesia. 结果上颌牙齿及下颌前牙牙髓麻醉完全及良好率为100%;
The difference of complete dentures according to maxillary teeth arrange method and mandibular teeth arrange method 全口义齿上颌排牙法与下颌排牙法的比较
Objective To summarize the X ray characteristics of embedded anterior maxillary teeth. 目的总结上颌前牙埋伏阻生的X线影像特点。
Methods: 16 patients with impacted anterior maxillary teeth were treated with fixed orthodontic technique. 方法:应用固定正畸技术对16例埋伏阻生牙采用助萌法或导萌法矫治。
60 anterior maxillary teeth of 10 patients were polished after scaling. 60颗上前牙,洁治后抛光。
The distribution tendency of stress on edentulous tissue for the complete dentures formed by two teeth arrange method s were coincident on the whole, but the stress values were different, value for maxillary teeth arrange method were larger then that for mandibular teeth arrange method. 两种排牙法对无牙下颌支持组织所产生的应力分布趋势基本一致,但上颌排牙法所产生的应力值明显大于下颌排牙法。
Conclusion: The treatment with fixed orthodontic technique could be an effective way to deal with the impacted anterior maxillary teeth. 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。
Material and Method: Thirty-four patients whose teeth had moderate to severe tetracycline staining were bleached with a viscous 10% carbamide peroxide gel in maxillary teeth for 6 months. 材料与方法:对34名中、重度四环素染色牙的患者,制作含贮药池的扇形上颌个别托盘,采用Opalesence10%过氧化脲凝胶进行6个月的家庭漂白治疗。
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。
The anesthesia effect in maxillary teeth was better than that in mandibular teeth. 上颌牙的麻醉效果好于下颌牙。
The application of the post crowns with wings to the restoration of the subgingival residual roots and residual crowns of anterior maxillary teeth 带翼桩冠在上前牙龈下残根残冠修复中的运用
Methods The X ray films of 292 patients with embedded anterior maxillary teeth were collected. The position of the embedded teeth and the direction of the crowns were examined. 方法收集292例患者上颌前牙埋伏阻生的X线片,观察埋伏阻生牙的牙位、位置高低、牙冠方向及周围组织情况。
Method The post treatment dental casts of 43 four first premolar extraction cases and 36 non extraction cases both with good occlusion were selected. Mesiodistal widths of mandibular and maxillary teeth were measured and Bolton index were calculated. 方法选取43例拔除4个第一双尖牙和36例不拔牙治疗结果满意的病例,测量治疗后模型的牙齿宽度,计算比较其Bolton指数的差异;
Methods 18 patients with impacted anterior maxillary teeth were treated by surgical and orthodontic approach. 方法对18例上颌前牙骨内埋伏阻生的正畸患者,采用根尖向粘骨膜瓣暴露法与固定矫治器以轻力牵引进行治疗。
The following observations were made by root canal microscope: the distance of buccal root to palatal root of maxillary teeth. The location of palatal root marked as buccal root was recorded. Results: 1. 在根管显微镜下观察并测量双根的上颌前磨牙颊、腭根根尖的距离,记录以颊根为标志,腭根所在的位置。