›› 2019, Vol. 39 ›› Issue (11): 1022-1026.

• 临床研究 • 上一篇    下一篇

Duraphat与Fluor Protector抑制固定正畸矫治中牙釉质脱矿的比较研究

杨茜1,付梦辰1,王慧慧1,乔璐1,赵玉梅2   

  1. 1. 同济大学附属口腔医院
    2. 同济大学口腔医学院
  • 收稿日期:2019-02-27 修回日期:2019-04-12 出版日期:2019-11-28 发布日期:2019-12-04
  • 通讯作者: 赵玉梅 E-mail:yumeizhao@tongji.edu.cn

Comparative study of Duraphat and Fluor Protector on inhibiting enamel demineralization during fixed orthodontic treatment

  • Received:2019-02-27 Revised:2019-04-12 Online:2019-11-28 Published:2019-12-04

摘要: 目的 使用激光龋齿探测仪,比较两种含氟物Duraphat与Fluor Protector抑制固定正畸矫治中牙釉质脱矿的临床效果。方法 选取接受直丝弓固定矫治的12-18岁青少年患者60例,其中男性23例,女性37例,平均年龄14.8岁。采用自身对照法,实验组A右上前牙及前磨牙涂布Fluor Protector,实验组B左下前牙及前磨牙涂布Duraphat,对照组A左上前牙及前磨牙不使用任何药物,对照组B右下前牙及前磨牙仅涂布0.9%的氯化钠水溶液。分别于患者粘接正畸托槽之前时、粘接托槽后1个月、粘接托槽后3个月使用DIAG-Noden激光龋齿检测仪测试受试牙牙面并记录数值,应用单因素方差分析比较各组数值是否有统计学差异。结果 (1)正畸托槽粘接后1个月、3个月时,2组涂布氟漆的实验组的DD值均低于2组未涂布氟漆的对照组(P<0.05),说明Duraphat与Fluor Protector两种氟漆均显示了明显抑制釉质脱矿的能力。(2)正畸托槽粘接后1个月、3个月时,涂布Flour Protector的实验组A的DD值与涂布Duraphat的实验组B的DD值间比较差异无统计学意义(P>0.05),说明两种不同浓度的氟保护漆在抑制牙釉质脱矿的能力方面没有明显优劣。结论 (1)接受固定矫治的患者存在釉质脱矿的易感性。(2)Duraphat与Fluor Protector两种不同浓度的氟化物对于正畸过程中牙釉质的脱矿均有抑制作用,二者抑制脱矿的能力没有明显差异。(3)DIAGNodent激光龋齿检测仪适合临床探查釉质的脱矿及龋损,对釉质表面的改变感应相当敏锐,帮助医师对龋病做出早期诊断,及早监控并采取合适的措施。

关键词: 多乐氟, 氟保护漆, 牙釉质脱矿

Abstract: Objective  Using the laser cavity detection system DYAGNOdent(DD) to compare the effects of Duraphat and Fluor Protector on inhibition of enamel demineralization after fixed orthodontic appliance during three-months. Methods In our department, 60 teenagers with straight-wire appliance were enrolled in the study, including 23 males and 37 females, aged 12-18 years with a mean of 14.8 years. This experiment adopted the self-control method. The right upper anterior teeth and premolars were given Duraphat as experimental group A, and the left lower anterior teeth and premolars were given Fluor Protector as experimental group B;The left upper anterior teeth and premolars did not receive any special treatment as control group A, and the right lower anterior teeth and premolars were given normal saline as control group B. Before bonding brackets, and 1 and 3months after bonding brackets, totally 3 times, the degree of enamel demineralization was detected by the laser cavity detection system, DIAGNodent. (DD).One-way ANOVA analysis was used to compare enamel demineralization whether there was statistical significance.Results  (1)The DD detection values of the two experimental groups were both significantly lower than that of the control groups at 1 and 3months after bonding brackets, indicating that Duraphat and Fluor Protector could inhibit the enamel demineralization(P<0.05). (2)The DD detection values between experimental A and experimental B while 1 and 3months after bonding brackets showed no significantly difference (P>0.05), indicating that there were no significantly difference between the two kinds of fluoride varnish.Conclusions (1) The patients with fixed orthodontic treatment are susceptible to enamel demineralization.(2) Duraphat and Fluor Protector with two different concentrations could both inhibit enamel demineralization during orthodontics. There is no significant difference between these two groups in inhibiting demineralization.

Key words: Duraphat, Fluoride varnish, Demineralization

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