缺血性脑卒中是一常见的脑血管疾患。其死亡率虽低于出血性卒中,但发病率却远高于后者。由于脑血管狭窄或闭塞引起局部脑组织缺血,而造成一系列相应的神经功能缺失症状,极大地危害着人民的健康和生命。近十余年来,随着显微外科的开展,国内外不少医院已利用颅外——颅内动脉吻 Ischemic stroke is a common cerebrovascular disease. Although the mortality rate is lower than hemorrhagic stroke, but the incidence is much higher than the latter. Due to cerebral vascular stenosis or occlusion caused by local brain ischemia, resulting in a series of corresponding symptoms of neurological deficits, which greatly endanger the health and life of the people. In recent ten years, with the development of microsurgery, many hospitals at home and abroad have utilized extracranial-intracranial arterial kisses