一种新的电子钥匙控制扩展器,用于精确的不对称的 palatal 扩张
Nora Alhazmi1,2,3
1Department of Preventive Dental Sciences, College of Dentistry, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia.
Frontiers in dental medicine
|January 28, 2026
概括
一个新的电子 palatal 扩展器概念提供精确的,可定制的上扩张. 数字模拟显示了控制对称和不对称运动的潜力,改进了传统设备.
科学领域:
- 矯正牙科 矯正牙科是一種矯正牙科.
- 生物医学工程 生物医学工程
- 牙科设备创新 牙科设备创新
背景情况:
- 像Hyrax这样的传统口腔扩张器在实现精确,舒适和不对称的上扩张方面存在挑战.
- 护理人员手动激活可以导致不准确的螺丝回转,患者的不适,和不一致的结果.
- 目前的设备在受控的不对称扩张方面存在局限性,这影响了单边交叉咬合的处理.
研究的目的:
- 推出一个概念验证的电子,按键控制的口腔扩展器,旨在提高精度,安全性和易用性.
- 通过数字模拟来评估这种新型设备的机械行为和扩张潜力.
- 探索量身定制的对称和不对称的上扩张的可行性.
主要方法:
- 使用有限元法 (FEM) 的功能数字模拟用于评估设备的机械行为.
- 模拟模拟了对称扩张的中央螺丝和不对称扩张的横向钥匙孔的激活.
- 数字分析使用了ANSYS 2024 R1软件.
主要成果:
- 中螺丝的激活证明了平滑,稳定和对称的双边扩张 (1.08mm侧面位移每1mm前进).
- 侧键孔的选择性激活显示出控制单边运动的潜力 (1.9毫米位移每1毫米前进).
- 该模拟支持数字引导,可定制扩展的理论可行性.
结论:
- 概念性的电子 palatal 扩张器显示了准确,可控和可定制的部扩张的承诺,无论是对称还是不对称.
- 这种以数字为导向的方法可以减少对手动激活的依赖,潜在地改善患者的舒适性和治疗的一致性.
- 需要进一步的实验和临床验证,以确认拟议的优势和临床实用性.
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