中间或侧侧椎斜率对ACL重建力学有更大的影响吗? 一个生物机械分析
Emily A Whicker1,2, Michael G Rizzo1,2, Benjamin B Rothrauff1,2
1The Steadman Philippon Research Institute, Vail, Colorado, USA.
Orthopaedic journal of sports medicine
|January 29, 2026
概括
侧高原斜率显著影响前十字带 (ACL) 移植力和前翻译 (ATT) 超过中间斜率. 调整横向斜率可能对ACL重建结果至关重要.
科学领域:
- 整形外科手术 整形外科手术
- 生物力学 生物力学
- 运动医学 运动医学
背景情况:
- 后部斜率 (PTS) 影响前十字带 (ACL) 移植生物力学和结果.
- 介面与侧面PTS对ACL重建膝盖机械学的差异性影响仍未得到充分研究.
研究的目的:
- 量化介质和侧面PTS修改对ACL移植力,前转移 (ATT) 和内部轮的个体生物力学影响.
- 为了确定哪个小腿高原的斜率在ACL重建的膝盖模型中具有更大的影响.
主要方法:
- 在ACL重建中使用了尸体膝盖模型 (n=12).
- 进行中部和侧部骨切除术以系统地改变PTS,每次增加5°.
- 在轴承负载和扭矩下测量了ACL移植力,ATT和内旋转.
主要成果:
- 增加的横向PTS显著提高了ACL移植力和ATT,超过增加的中间PTS.
- 侧面斜率每增加1°,与接种力增加4.9N和ATT增加0.63毫米有关.
- 中间斜率的每1°增加与移植力上升1.9N和ATT增加0.48mm相关. 内旋转没有受到影响.
结论:
- 在ACL重建的膝盖中,侧面PTS对ACL移植力和ATT的影响比中间PTS更大.
- 侧向PTS修改可能是倾斜校正骨切割过程中的主要考虑因素,以改善ACL重建结果.
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