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- Conclusion The causes of vertical root fracture in pulpless teeth arc complicated. 结论无髓牙牙根纵裂的病因复杂。
- It should also be noted that pulpless teeth are not strengthened by the use of posts. 还应该注意的是使用桩钉不能使无髓牙加固。
- Objective To investigate the cause of vertical root fracture in pulpless teeth, and advance the measures of prevention. 摘要目的探讨无髓牙牙根纵裂发生的原因并提出相应的预防措施。
- Methods The clinical data of 20 vertical root fracture in pulpless teeth (17 patients) were collected. 方法收集17例共20颗发生牙根纵裂无髓牙的临床诊治资料。
- Methods Sixty-nine patients with 128 pulpless teeth were selected clinical orthodontics, their age span from 18 to 65 years old. 方法临床选择69例牙体缺损患者。患牙128颗,年龄18-65岁,采用复合树脂高强纤维根管桩作桩核,金瓷冠修复。
- Objective To analyze the stress variations of the root canal wall of pulpless tooth by different root canal preparations. 摘要目的分析用常规法根管预备和逐步后退法根管预备对无髓牙在咬合过程中要管壁应力变化的影响。
- It is difficult to restore the large defect of pulpless tooth body.The dentinal peg and root canal peg filling were used before, which needed specialized instrumnets and materials. 无髓牙牙体大面积缺损的修复是比较困难的,主要有牙本质钉、根管钉桩核等修复方法,均需要专门的工具器械和材料。
- Keywords Fiber-reinforced composite Root canal post Pulpless teeth; 复合树脂高强纤维;根管桩;牙体缺损;
- Keywords pulpless teeth;vertical root fracture;causes analysis; 无髓牙;牙根纵裂;原因分析;
- We should brush our teeth at least twice a day. 我们每天应该至少刷两次牙。
- The combined fleet is armed to the teeth. 这支联合舰队全副武装。
- He clenched his teeth and refused to tell anything. 他咬紧牙关,什么也不肯说。
- How many teeth did the dentist take out? 牙科医生给患者拔了几颗牙?
- I pick up a leaflet about the care of teeth. 我拿起一张宣传保护牙齿的传单。
- The dentist used amalgam to fill my teeth. 牙医用汞合金给我补牙。
- The dentist was cleaning and taking out teeth. 牙科医生正在清洁和拔牙。
- The lemon juice set his teeth on edge. 柠檬汁把他的牙齿都酸倒了。
- He ground his teeth (together) in frustration. 他因失败而把牙咬得咯咯响。
- In vitro study of the fracture resistance of pulpless teeth restored with fiber post-and-core system 三种桩核系统修复后牙体组织抗折裂强度的体外实验研究
- I was given gas when they pulled my tooth out. 给我拔牙时用了一氧化二氮。