国际口腔医学杂志 ›› 2023, Vol. 50 ›› Issue (6): 623-631.doi: 10.7518/gjkq.2023099
• 专家笔谈 • 下一篇
吴礼安
Wu Li’an
摘要:
复杂冠根折是牙外伤中较为严重的一种类型,涉及牙体、牙髓和牙周组织损伤,临床上常用治疗方法包括正畸牵引、外科牵引、意向再植和断冠粘接术等。这些方法能够比较有效地保存患牙,但需要先拔出冠部断端,暴露龈下断面,然后再行粘接修复,可能会导致外伤牙冠根比不协调或牙周问题,给远期疗效带来挑战。近期,笔者尝试冠部断端非拔出技术联合部分断冠粘接术,即保留冠部断端不予拔出,仅沿龈上折裂线和龈下折裂线(髓腔侧)进行粘接,而龈下折裂线(牙周侧)不做处理,旨在简化操作,最大限度地减少对牙周组织的二次损伤,降低牙周并发症的可能,短期内取得了较满意的效果,但粘接强度和远期疗效尚有待观察与评估。
中图分类号:
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