The present invention relates in general to medicine, neurology, pediatric neurology, pediatric neurosurgery and adult neurosurgery, and more specifically it concerns a method for treating chronic cerebral ischemia resulting from arterial circulatory insufficiency (deficit). The treatment method according to the present invention provides for neurosurgical intervention method for treating cerebral ischemia is relatively simple and minimal invasive technique, involves no thorough going anesthetic management and at the same time be efficacious for treating chronic cerebral ischemia and a variety of psychoneurological disorders associated therewith.