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目的探讨斜折磨牙的保留修复方法。方法对于折裂线位于龈下4mm以内的斜折磨牙,采用冠延长术后全冠修复,对于龈下4～6mm的患牙,采用Super-Bond C&B口内直接粘接法后全冠修复。结果 1a后的保存率为89.4%,失败率为10.6%。结论根据折裂线位置选择适当的处理方式及控制牙周感染对斜折磨牙的保存治疗至关重要。
Objective To investigate the method of preserving and repairing oblique molars. Methods The oblique crowns with subsidence within 4 mm were treated with crown restoration after crown extension. For the subgingival 4 ~ 6 mm teeth, the crown was repaired by Super-Bond C & B intraoral direct adhering method. Results 1a after the preservation rate of 89.4%, the failure rate was 10.6%. Conclusion According to the location of fracture line to choose the appropriate treatment and control of periodontal infection is very important for the preservation of oblique molars.