...医学网 关键词】 联冠修复 下颌第三磨牙前倾阻生 下颌第二磨牙远中龋坏 牙髓治疗 [gap=1112]Key Words union crown restoratory;the mandibular molar forward impaction;distal surface proximate carives of the ..
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摘要目的探讨牙半切除术后与邻牙联冠修复保留磨牙的临床疗效。
Abstract: Objective to explore the clinical efficacy of making union crown restoration with adjacent tooth after hemisection to repair and retain molar teeth.
方法30例患者中140颗作为基牙进行钛合金烤瓷联冠修复并进行临床观察。
Methods140 abutment teeth of 30 patients were restored with combined titanium alloy ceramic crowns.
结果：种植体与天然牙联冠修复时，种植体、天然牙骨界面颈部和根尖部出现应力集中；
Result:Stress concentration was markedly found on the neck and apex of bone-implant and bone-tooth interface;
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