Objective:To determine if the electromyography(EMG) biofeedback techniques can significant improve the muscle strength and the voluntary EMG signal of the hip flexion and hip abductor in stroke patients with hemiplegia.

• 目的观察操作性肌电生物反馈疗法是否能明显增强脑血管意外偏瘫伴髋关节功能障碍患者的屈髋肌和髋外展肌的肌力和自主肌电信号。