颅动脉旁路手术目前神经外科涉及的范围越来越广,常见而又有致残性的闭塞性脑血管疾病便是其中之一。此病在预防或治疗上已做了很多工作。用颅内一颅外动脉吻合来解除颈动脉和椎动脉颈段或颅底段的阻塞已得到广泛的重视,其中包括用1—2毫米直径的头皮血管与脑表面相同直径的血管吻合术。有经验的神经外科医生施行显微外科技术,其手术并发症及死亡率低于 Cranial artery bypass surgery is currently involved in neurosurgery an increasingly wide range of common and disabling occlusive cerebrovascular disease is one of them. The disease has done a lot of work in the prevention or treatment. The use of intracranial extracranial arterial anastomosis to relieve the occlusion of the cervical or cranial base of the carotid and vertebral arteries has received widespread attention, including vascular anastomosis with the same diameter of the scalp and 1-2 mm diameter scalp vessels. Experienced neurosurgeons perform microsurgical techniques with less than