[摘要]目的探讨孕期牙髓炎一次性根管预备治疗的效果。方法回顾性研究53例孕期牙髓炎患者，采用盐酸阿替卡因肾上腺素注射液单独麻醉或盐酸阿替卡因肾上腺素注射液和盐酸利多卡因注射液联合麻醉，进行一次性根管预备，Vitapex根管糊剂暂封，待患者顺利生产后再常规根管充填，半年后拍片评价疗效。结果痊愈46例，有效6例，1例冠根折断后拔除。痊愈率87%，总有效率(痊愈加有效)为98%。结论使用盐酸阿替卡因肾上腺素注射液和盐酸利多卡因注射液对孕期牙髓炎患者进行一次性根管预备是一种安全、有效的治疗方法，值得推广。

    [关键词]一次性根管预备；妊娠；牙髓炎；盐酸阿替卡因肾上腺素注射液；盐酸利多卡因注射液

    [中图分类号]R 781.31[文献标志码]A[doi]10.3969/j.issn.1673-5749.2012.01.011

    Observation of the curative effect of one-appointment root canal preparation used in pregnant women with pulpitisLi Shuhui, Qiu Zhiyuan.(Dept. of Stomatology, People’s Hospital of Xinjiang Uygur Autonomous Region, Urumuqi 830001, China)

    [Abstract]ObjectiveTo investigate the curative effect of one-appointment root canal preparation used in pregnant women with pulpitis. MethodsThe study was retrospective study. 53 pregnant women with pulpitis were narcotized with Primacaine alone or Primacaine and Lidocaine both. One-appointment root canal preparation and Vitapex pasta was used to these patients. The normal obturation of the root canal was conducted after delivery and the evaluation by X-ray dental film was processed half a year later. ResultsThe heal case was 46. The valid case was 6. One case was extracted the tooth with the wreckage of the root. The heal rate was 87%. The general valid rate(heal and valid case)was 98%. ConclusionPrimacaine and Lidocaine are safe and effective to pregnant patient with pulpitis. One-appointment root canal preparation is worth to popularized. ......