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玻璃纤维桩树脂核和钴铬合金铸造桩核修复上颌前牙抗折性能的临床评价 被引量:14

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摘要 目的评价玻璃纤维桩树脂核和钴铬合金铸造桩核修复上颌前牙的抗折性能。方法收集临床上颌前牙牙体缺损患者25例,326颗患牙,随机分为A、B两组,A组采用玻璃纤维桩树脂核修复,B组采用钴铬合金铸造桩核修复,并按中切牙、侧切牙和尖牙进行分层。观察1~2年内出现上颌前牙牙体折裂和桩折的情况。结果在不同牙位的三组间,这两种修复方式的牙体折裂和桩折率差异具有统计学意义;在牙体缺损程度不同的两组间,这两种修复方式的牙体折裂和桩折率差异具有统计学意义。结论采用玻璃纤维桩树脂核修复上颌前牙的抗折性能明显优于钴铬合金铸造桩核。
作者 沈正权
出处 《口腔医学》 CAS 2011年第11期698-699,共2页 Stomatology
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参考文献7

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