【摘要】 目的 :评价残冠残根经完善根管治疗后 ,保留残冠残根用金属烤瓷冠的修复效果。方法 :对 90例牙根稳固、牙周组织健康、根尖周组织愈合良好的残冠残根用金属烤瓷冠修复。结果 :经修复的残冠残根能恢复牙体牙冠的生理形态和正常的切割、咬牙合咀嚼功能。追踪 2年成功率达 94 %。结论 :对牙根稳固、牙周组织健康的残冠残根可保留 ,并可用金属烤瓷冠修复牙体的缺损部分 ,效果良好 ,值得推广。更多还原

【Abstract】 Objective:To evaluate the restoration effect of residual corona and root of teeth by metal ceramics crown after complete rootcanal treatment.Methods:Metal ceramics crown repairing procedure was applied to 90 cases of residual corona and roots in which roots were well fixed,periodontal tissues were in good condition,and perio-root-apex tissues showed signs of good healing.Results:The repaired residual coronas and roots recovered their physiological functions and the normal function of cutting,chewing and artculating.The successful rate of 2 year follow up reached 94%.Conclusion:Residual coronas and roots with good root retention and healthy periodontal tissues can be preserved and the lessioned parts of teeth could be repaired by metal ceramics crown.This procedure works well and is worth recommending.更多还原