钱琎

    【摘要】目的：探析一次性根管在乳牙牙髓根尖周病中的作用及应用方式。方法：选取2019年1月—2020年12月我院收治的700例乳牙牙髓根尖周病患儿，采用随机数字表法将其分为两组，对照组接受常规根管治疗，观察组采用一次性根管治疗，比较两组临床疗效、疼痛发生率及不良反应发生率。结果：与对照组比较，观察组所获疗效明显更高，疼痛发生率与不良反应发生率明显更低(P<0.05)。结论：对乳牙牙髓根尖周病患儿采用一次性根管治疗可获得较好的治疗效果，疼痛发生率及不良反应发生率更低，具有较高的临床推广价值。

    【关键词】乳牙；牙髓根尖周病；一次性根管；疗效

    The role and application of disposable root canal in periapical disease of deciduous tooth pulp

    QIAN Jin

    Yixing QianJin Dental Clinic，Yixing， Jiangsu 214200， China

    【Abstract】Objective： To explore the role and application of disposable root canals in periapical disease of deciduous teeth. Methods： A total of 700 children with periapical disease of deciduous teeth and dental pulp who were admitted to our hospital from January 2019 to December 2020 were selected and divided into two groups by random number table. The control group received conventional root canal treatment ......