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临床试验/NCT06752902
NCT06752902尚未招募不适用

Impact of a Personalised Prevention Approach on the Microbiological Homeostasis of the Oral Cavity During Fixed Orthodontic Treatment: Randomised Interventional Study

Centre Hospitalier Universitaire de Nice2 个研究点 分布在 1 个国家目标入组 80 人开始时间: 2025年6月1日最近更新:
适应症
干预措施

试验速览

阶段
不适用
状态
尚未招募
入组人数
80
试验地点
2
主要终点
bacteria in biofilm

研究概览

简要总结

Oral dysbiosis systematically develops during orthodontic treatment [35][36]. Orthodontic appliances interfere with oral hygiene procedures and cause biofilm to accumulate, creating new retention zones, even in subjects who maintain correct oral hygiene [37]:

  • A group benefiting from intensive personalised prevention
  • A "conventionally monitored" group, with no personalised prevention. The hypothesis is that personalised prevention prevents dysbiosis from taking hold. If this hypothesis is confirmed, the concept could be extended to all patients, beyond orthodontics.

Based on the "biological signature" (microbiological and immune), a "risk profile" of patients could be defined, making it possible to better personalise the prevention message, the method applied and the frequency of follow-up. The aim would be to rebalance dysbiosis through a personalised prevention approach tailored to the profile defined.

It was decided to explore this hypothesis initially with orthodontic patients because they are "captive", i.e. in the course of treatment requiring regular visits. Prevention is aimed first and foremost at healthy patients, with the aim of maintaining them in good health. The project focuses on young patients undergoing orthodontic treatment

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Other
盲法
None

入排标准

年龄范围
12 Years 至 20 Years(Child, Adult)
性别
All
接受健康志愿者
否

入选标准

  • •Patients aged 12 to 20 (permanent dentition) requiring fixed orthodontic treatment.

排除标准

  • •Overcrowded restorations, untreated caries,
  • •lack of tooth mineralisation;
  • •Medical pathologies;
  • •Known immunodepression (congenital or acquired);
  • •Taking a treatment that may induce general immunodepression;
  • •Taking a probiotic;
  • •Taking a concomitant treatment that may interact with oral health

研究组 & 干预措施

patient with standard care

Other

patient with standard care

干预措施: Standard Care Arm (Other)

patient with standard care combined with personalised prevention

Other

patient with standard care combined with personalised prevention

干预措施: standard care combined with personalised prevention (Other)

结局指标

主要结局

bacteria in biofilm

时间窗: At 12 months

number of pathogenic bacteria measured in the biofilm

viruses in biofilm

时间窗: At 12 months

number of viruses measured in the biofilm

bacteria in biofilm

时间窗: At inclusion

number of pathogenic bacteria measured in the biofilm

bacteria in biofilm

时间窗: At 3 months

number of pathogenic bacteria measured in the biofilm

bacteria in biofilm

时间窗: At 6 months

number of pathogenic bacteria measured in the biofilm

bacteria in biofilm

时间窗: At 9 months

number of pathogenic bacteria measured in the biofilm

viruses in biofilm

时间窗: At inclusion

number of viruses measured in the biofilm

viruses in biofilm

时间窗: At 3 months

number of viruses measured in the biofilm

viruses in biofilm

时间窗: At 6 months

number of viruses measured in the biofilm

viruses in biofilm

时间窗: At 9 months

number of viruses measured in the biofilm

次要结局

  • patient's satisfaction(at 12 months)
  • measurement of immune response(At 12 months)
  • plaque index(through study completion, an average of 1 year)
  • gingival index,(through study completion, an average of 1 year)
  • toothbrush wear(through study completion, an average of 1 year)
  • measurement of immune response(At inclusion)
  • measurement of immune response(At 3 months)
  • measurement of immune response(At 6 months)
  • measurement of immune response(At 9 months)

研究者

申办方类型
Other
责任方
Sponsor

研究点 (2)

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