脑卒中是老年人的常见病、多发病。据我国的流行病学调查,脑卒中的年发病率为200/100万,新发脑卒中病例150万,每年死于脑卒中者约130万,存活者中致残率高达75%以上。随着诊断和治疗水平的提高,脑卒中的死亡率有所降低,但相应地遗留了大量伴有严重肢体残疾的患者,其中最常见的是 Stroke is a common disease in the elderly, frequently-occurring disease. According to our epidemiological survey, the annual incidence of stroke is 200/100 million. The number of new stroke cases is 1.5 million. About 1.3 million people die of stroke each year, and the morbidity rate among survivors is as high as 75% or more. With an increase in the level of diagnosis and treatment, mortality from stroke has decreased, but correspondingly there remains a significant number of patients with severe physical disabilities, the most common being