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本文介绍了牙冠纵向劈裂的修复治疗方法,并总结130例137个牙冠纵向劈裂的修复治疗,修复成功率95.6％。牙冠纵向劈裂多见于死髓牙,好发牙位为第一磨牙,且上颌牙多于下颌牙。本文还探讨了牙冠纵向劈裂的原因及修复治疗的类型,作者认为全冠是修复治疗牙冠纵向劈裂的最好的修复体,为了防止冠折,建议对牙冠破坏较大的死髓牙应采取保护性措施。
This article describes the treatment of longitudinal splitting of the crown and summarizes the repair of 130 cases of longitudinal splitting of 137 crowns with a success rate of 95.6%. Longitudinal splitting of crowns is more common in dead pulp teeth, which are the first molars, and the maxillary teeth are more than the mandibular teeth. This article also discusses the reasons for the longitudinal splitting of the crown and the type of repair treatment, the author believes that the crown is the best restoration of the coronal longitudinal splitting the best restoration, in order to prevent the crown off, it is recommended to crown the greater destruction of death The teeth should take protective measures.