Method In order to study the chan ges of ankle foot joint and velocity, cadence and stride length in gait, 8 patie nts with single foot drop were observed.

• 方法8例单纯足下垂患者（坐骨神经损伤5例，腓总神经损伤3例），使用后置弹性踝足矫形器，观察踝足矫形器对踝足功能的影响、行走的速度、步频和跨距的改变。