物理方法在加速上犬收缩中的有效性:随机对照试验的系统审查和元分析
Abdulmalek M H Almasri1, Mohammad Y Hajeer1, Ahmad Othman1
1Department of Orthodontics, Faculty of Dentistry, University of Damascus, Damascus, SYR.
Cureus
|March 9, 2026
概括
像低级激光疗法 (LLLT) 和机械振动这样的物理模式可以加速正牙的狗收缩. 这些方法有望实现更快的牙移动,没有显著的不良影响,尽管需要更多的研究.
科学领域:
- 矯正牙科 矯正牙科是一種矯正牙科.
- 生物技术是生物技术.
- 牙科研究 牙科研究
背景情况:
- 对于大牙收缩的正牙治疗通常是漫长的,影响患者的体验.
- 越来越多的人对加速牙移动的物理方式感兴趣.
- 低级激光疗法 (LLLT),机械振动和电磁场正在被探索.
研究的目的:
- 系统地评估和比较LLLT,机械振动和电磁场在加速尾犬收缩方面的有效性.
- 评估这些物理模式对二次结果的影响,如犬角,旋转, anchorage损失和根吸收.
主要方法:
- 在2025年7月5日之前,对六个数据库进行了全面的电子搜索.
- 包括随机对照试验 (RCT),比较物理模式与标准牙科对照.
- 进行了元分析以确定收回率的平均差异,并评估异质性.
主要成果:
- LLLT显著增加了狗的收缩率 (MD = 0.43毫米/月,p = 0.007),敏感性分析得出MD = 0.26毫米/月.
- 机械振动也显著加速了收缩 (MD = 0.36 mm/月,p < 0.00001),没有异质性.
- 电磁场显示出积极但有限的证据;对于次要结果,没有观察到显著的不良影响.
结论:
- 物理方式,特别是LLLT和机械振动,可以适度加快尾犬收缩.
- 这些方法似乎是安全的,对狗的角度,旋转,定或根的完整性没有可检测的不良影响.
- 由于协议的可变性和有限的长期数据,建议进一步使用标准化协议进行高质量的RCT进行例行临床应用.
相关概念视频
Dimensional Analysis
Dimensional analysis, also known as the factor label method, is a versatile approach for mathematical operations. The main principle behind this approach is: the units of quantities must be subjected to the same mathematical operations as their associated numbers. This method can be applied to computations ranging from simple unit conversions to more complex and multi-step calculations involving several different quantities and their units.
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Data Validation
Method validation is a crucial process in analytical chemistry designed to confirm that a given method consistently produces reliable and high-quality results. This process is essential when a method is applied to different sample matrices or when procedural modifications are made, ensuring that the results meet acceptable standards across various applications.
Key parameters for method validation include:
Key parameters for method validation include:


