Biomechanical alterations in temporomandibular joint loading following sagittal split ramus osteotomy for mandibular deformity correction.

IF 1.7 4区 医学 Q3 COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS
Fei Chen, Bingmei Shao, Desmond Y R Chong, Zhan Liu
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引用次数: 0

Abstract

This study investigated the effect of SSRO on TMJ biomechanics in mandibular deformity patients. Using 3D models with anterior incisal muscle forces and condyle-disc-fossa contact simulation, TMJ stress in 10 patients before and after SSRO was compared to that in 10 controls. Both pre- and postoperative condylar principal stresses (max/min) were significantly higher than those in controls (p<.05). Preoperative TMJ contact stress showed asymmetric distribution in patients with mandibular deviation, which was alleviated postoperatively. SSRO alleviates abnormal TMJ stress in mandibular deformities, and temporomandibular disorders correlate with TMJ stress distributions.

矢状面劈开支截骨治疗下颌畸形后颞下颌关节负荷的生物力学变化。
本研究探讨SSRO对下颌畸形患者颞下颌关节生物力学的影响。采用前切肌力三维模型和髁-椎间盘-窝接触模拟,比较10例患者SSRO前后TMJ应力与10例对照组的差异。术前和术后髁主应力(max/min)均显著高于对照组(p
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来源期刊
CiteScore
4.10
自引率
6.20%
发文量
179
审稿时长
4-8 weeks
期刊介绍: The primary aims of Computer Methods in Biomechanics and Biomedical Engineering are to provide a means of communicating the advances being made in the areas of biomechanics and biomedical engineering and to stimulate interest in the continually emerging computer based technologies which are being applied in these multidisciplinary subjects. Computer Methods in Biomechanics and Biomedical Engineering will also provide a focus for the importance of integrating the disciplines of engineering with medical technology and clinical expertise. Such integration will have a major impact on health care in the future.
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