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在III类骨患者中控制定向唇闭力的能力

Ayumi Maruyama¹, Kazuhiro Yamada², Toru Kageyama¹

¹Department of Orthodontics, Matsumoto Dental University, Nagano, Japan.

Journal of oral rehabilitation

|July 12, 2023

概括

骨类III患者表现出受损的定向唇闭合力控制. 尽管具有相似的最大唇闭力 (LCF),但它们在控制LCF方向上的准确性明显较低,这表明缺陷会影响细唇运动功能.

科学领域:

牙神经系统的生物力学
或面部运动控制器.
牙闭塞和头骨面部形态学

背景情况:

最大唇闭力 (LCF) 与缺陷的联系已经得到了很好的证实.
一种新的方法允许在唇过程中从八个方向测量定向LCF控制.

研究的目的:

评估III类骨缺陷患者的方向LCF控制能力.
为了比较 III 类骨患者和正常闭塞的个体之间的定向LCF控制.

主要方法:

招募了15名III类骨患者 (下前症) 和15名对照患者 (正常闭塞).
在六个方向测量了最大的LCF和准确率 (目标LCF范围内的时间超过6s).

主要成果:

两组之间最大LCF没有显著差异.
与对照组相比,骨类III患者在所有六个定向LCF控制任务中表现出明显较低的准确率.

结论:

闭塞和面形态似乎影响了唇部功能.
在III类骨患者中,方向性LCF控制精度降低突出显示了超出最大力范围的功能缺陷.

关键词:

功能功能功能功能功能唇唇唇唇唇唇唇唇唇唇唇唇唇唇唇缺陷性缺陷是指一个缺陷性缺陷.下巴下巴是一个肌肉肌肉肌肉肌肉肌肉预产主义 (Prognathism) 是一种预产主义.

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