药物治疗对早期帕金森病患者是有效的 ,但随着疾病的进展 ,药物疗效减退并出现日益增多的严重的不良反应。其中包括运动波动、药物导致的不自主运动或运动障碍。即使接受最好的药物疗法 ,患者仍然出现严重的功能障碍时 ,就需要考虑替代措施。正是在这种情况下 ,慢性脑深部电刺 Drug treatment is effective in patients with early-stage Parkinson’s disease but as the disease progresses, the drug’s efficacy diminishes and there is a growing number of serious adverse reactions. These include movement fluctuations, drug-induced involuntary movements or dyskinesias. Even if the patient continues to experience severe dysfunction despite receiving the best medication, there is a need to consider alternative measures. It is in this case, chronic deep brain electric spur