ортодонтика迷你螺杆故障的横向性与临床变量之间的关系
Aiko Ishizaki-Terauchi1, Yuji Ishida1, Makiko Okuzawa-Iwasaki1,2
1Department of Orthodontic Science, Graduate School of Medical and Dental Sciences, Institute of Science Tokyo (Science Tokyo), Tokyo 113-8549, Japan.
Journal of clinical medicine
|December 17, 2024
概括
对于右撇子的正牙医来说,手动插入小螺丝在左侧的成功率较低. 基于插入侧面,机动插入在成功率上没有显著差异.
科学领域:
- 矯正牙科 矯正牙科是一種矯正牙科.
- 牙科植入物学 牙科植入物学
- 手术技巧 手术技巧
背景情况:
- 迷你螺杆插入成功通常与技术有关,但操作员手性等环境因素未被探索.
- 操作人员的主导手和插入环境可能会影响正迷你螺杆成功率.
研究的目的:
- 根据横向性,调查操作员的主导手是否会影响基于横向性的正牙迷你螺杆插入的成功率.
- 为了比较手动与电动小型螺丝插入方法在右撇子操作人员的横向性方面的成功率.
主要方法:
- 对250名日本患者 (≥15岁) 的回顾性分析,这些患者从经验丰富的右撇子操作人员那里接受了上小螺丝.
- 统计分析包括交叉表化,Chi-square测试和多重后勤回归,以比较手动和机动方法以及左/右插入侧之间的成功率.
主要成果:
- 总体成功率为79.2%的454个小螺旋 (346个手动,108个机动),手动 (77.7%) 和机动 (84.2%) 方法之间没有显著差异.
- 右侧插入 (84.1%) 的成功率明显高于左侧插入 (75.6%).
- 这种侧向效应在手动组 (右:82.7%与左:73.0%) 中显著,但在机动组 (右:84.6%与左:83.9%) 中没有显著.
结论:
- 右撇子操作人员手动插入小螺丝在左侧不那么成功,这表明易受环境因素的影响.
- 迷你螺杆的稳定性受到插入侧和操作员的经验的影响.
- 与手工方法相比,机动插入似乎不受横向性的影响.
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