摘要:目的 观察ProTaper手用镍钛系统预备根管的临床效果.方法 选取临床后牙患有牙髓病和根尖周病的患者50例,随机分成实验组和对照组各25例.实验组用ProTaper手用镍钛器械逐步深入法预备根管,对照组用K锉逐步后退法预备根管,2组均用侧方加压法充填根管.根据治疗时间,治疗后有无并发征及治疗前后的X线片,评价根管预备的效果.结果 实验组预备效率高,根管流畅形态好,充填严密,术后疼痛反应轻微.结论 应用ProTaper手用镍钛系统预备根管,可以提高根管治疗安全性和效率,使得根管充填更完善.
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