摘要:目的观察应用Protaper手动镍钛锉和不锈钢K锉在慢性根尖周炎的一次性根管治疗术后的反应及远期疗效。方法将需要根管治疗的95例患者106颗磨牙随机分为Protaper手动锉组51颗牙和不锈钢K锉组55颗牙。分别进行Pmtaper手动锉和不锈钢K锉进行根管预备后,一次性根管充填。结果治疗后1~7dProtaper手动锉组术后反应率较不锈钢K锉组低(P〈0.05),远期疗效两组无明显差异(P〉0.05)。结论Protaper手动锉用于一次性根管治疗术后反应较少,疗效可靠。
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