上海口腔医学

上海口腔医学 ›› 2017, Vol. 26 ›› Issue (4): 395-398.doi: 10.19439/j.sjos.2017.04.009

• 论著 • 上一篇    下一篇

生物根管封闭剂iRoot SP在根管根尖封闭中的应用评价

张宁, 李鑫, 苗雷英, 吴娟, 葛久禹, 刘超, 杨卫东   

  1. 南京大学医学院附属口腔医院·南京市口腔医院 牙体牙髓病科,江苏 南京 210008
  • 收稿日期:2017-04-13 修回日期:2017-06-28 出版日期:2017-08-25 发布日期:2017-09-01
  • 通讯作者: 杨卫东,E-mail：ywdong2001@163.com
  • 作者简介:张宁（1982-）,女,硕士,住院医师,E-mail：woxinchangdan619@126.com
  • 基金资助:
    江苏省重点研发计划（社会发展）项目（BE2016623）; 南京市卫生局科技发展一般项目（YKK15113）

Study on the sealing ability of biological root canal sealer iRoot SP in root canal filling

ZHANG Ning, LI Xin, MIAO Lei-ying, WU Juan, GE Jiu-yu, LIU Chao, YANG Wei-dong   

  1. Department of Endodontics, Nanjing Stomatological Hospital, Medical School of Nanjing University. Nanjing 210008, Jiangsu Province, China
  • Received:2017-04-13 Revised:2017-06-28 Online:2017-08-25 Published:2017-09-01

PDF (PC)

374

被引次数

4

摘要： 目的分析生物根管封闭剂iRoot SP在扁形根管根尖封闭中的性能,为临床工作提供指导。方法取48颗根管的近远中径与颊舌径之比小于0.5的单根管离体前磨牙,根管预备后,随机分为A、B、C 3组,每组各16颗。分别选用Vitapex（A组）、AH Plus（B组）、iRoot SP（C组）作为根管封闭剂,结合连续波热牙胶垂直充填技术进行根管充填。所有样本经根尖染料渗透实验,采用透明牙技术,比较3组离体牙微渗漏情况,评价iRoot SP在扁形根管根尖封闭中的性能。采用SPSS19.0软件包对数据进行统计学分析。结果A组染料渗入深度显著大于B、C组,差异具有显著性（P<0.05）;B、C组染料渗入深度相比,无显著差异（P>0.05）。结论iRoot SP和AH Plus在扁形形根管根尖封闭中的性能接近,效果优于Vitapex根管充填糊剂。

关键词: 根管封闭剂, 扁形根管, 微渗漏

Abstract: To investigate the sealing ability of biological root canal sealer iRoot SP in over-root canal filling. METHODS：After completion of root canal preparation, 48 extracted human single-canal teeth were used. The ratio of mesio-distal root canal diameter to bucco-lingual diameter was less than 0.5. The teeth were randomly divided into group A, B and C. The root canals were obturated with root canal filling agent (group A), AH Plus (group B) and iRoot SP (group C), respectively; the apical leakage was evaluated by dye penetration method and transparent teeth technique. The data were analyzed using SPSS 19.0 software package. RESULTS: The depth of dye penetration in group A was significantly higher than that in group B and C (P<0.05); there was no significant difference in the depth of dye penetration between group B and group C (P>0.05). CONCLUSIONS: The apical sealing ability of iRoot SP is equivalent to AH Plus in oval-root canal, both are better than that of root canal filling agent．

Key words: Root canal sealer, Oval-root canal, Microleakage

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