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参考文献 Van der Sluis, L. W. M., et al. "Passive ultrasonic irrigation of the root canal: a review of the literature." International endodontic journal 40.6 (2007): 415-426
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近年では、マイクロスコープを使用することで、成功率が約90%まで向上しています。一方、従来の肉眼による処置では成功率が約60%程度にとどまっていました。 参考文献 Setzer, Frank C., et al. "Outcome of endodontic surgery: a meta-analysis of the literature—part 1: comparison of traditional root-end surgery and endodontic microsurgery." Journal of endodontics 36.11 (2010): 1757-1765.