通过建立脊柱前屈的力学模型，定量计算腰骶椎间盘承受的应力。
Based on mechanics model of spinal flexion, stress upon lumber intervertebral disc was quantitatively calculated.
拔伸牵引治疗的关键是掌握拔伸牵引时颈椎前屈的角度和牵引的力度，快速有效地帮患者解决疾病的困扰。
Stubbs stretch traction control is the key to pulling stretch of cervical traction when the Angle of flexion and traction, and patients quickly and efficiently to help solve the disease problems.
作者报告了117例关于髌骨膝前阻挡术治疗麻痹性膝反屈的病例。
The authors reported 117 eases about patella-block treatment of genu recurvatum in sequela of poliomyelitis.
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