| 桩核冠修复无髓牙根折原因及对策 |
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| 引用本文： | 周珺.桩核冠修复无髓牙根折原因及对策[J].中原医刊,2009(19):7-8. |
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| 作者姓名： | 周珺 |
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| 作者单位： | 河南省信阳市中心医院口腔科,464000 |
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| 摘 要： | 目的探讨桩核冠修复无髓牙根折的原因及对策。方法对152例残根残冠无髓牙采用桩核冠修复并观察疗效。结果全部病例经过3年半的观察，根折21例、桩（冠）松脱14例。结论桩核冠修复无髓牙不仅要考虑增加桩核冠的固位力，更应尽可能保留天然牙，保存剩余牙体组织，达到良好的远期修复效果。
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| 关 键 词： | 桩核冠 无髓牙 根折 |
Causes and countermeasures of root fracture with post - core crown restoration |
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| ZHOU.Causes and countermeasures of root fracture with post - core crown restoration[J].Central Plains Medical Journal,2009(19):7-8. |
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| Authors: | ZHOU |
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| Institution: | ZHOU Jun(Department of Sto-matology, Xinyang Central Hospital ,Xinyang 464000, China) |
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| Abstract: | Objective To evaluate the reason of the teeth root fracture with post - core crown restoration. Methods One hundred and fifty - two cases of residual root and crown with post - core crown used to observe the effect. Results After three and a half years of observation of 21 cases of root fracture, 14 cases of post（crown） loose. Conclusions The post - core crown pulpless teeth not only have to consider increasing the retention of post - core crown, but should retain the natural tooth as can as possible, to preserve the remaining teeth tooth structure for good longterm effects. |
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| Keywords: | Post - core crown Pulpless teeth Root fracture |
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