Objective To develop manipulator to tow and rectify lumbar kyphosis instead of pressing with hands and heels when trying to cure the lumbar disc herniation.

• 摘要目的：研究一种在牵引法治疗腰椎间盘突出症时用以替代手掌按压或足跟珠压矫正腰推后凸的机械装里。