The stability of hemodynamics should be emphasized in the choice of anesthesia mode and management, and postoperative analgesia in patients with cerebral vascular malformation undergoing cesarean section, Continuous spinal anesthesia has rapid onset,perfect anesthetic effects and the control of operation time,it also has its inherent advantages and may theoretically improves hemodynamic stability.It can provide perfect and stable anesthesia and analgesia for this kind of parturient women.