【Key words】Cardiac arrest；Cardiopulmonary cerebnal resuscitation； Interposed abdominal aorta compression-cardiopulmonary resuscitation； Chest compression-cardiopulmonary resuscitation； Mean arterial pressure； Cerebral blood flow； S100B protein；24-hour neurological function score

    虽然随着现代心肺复苏技术(cardiopulmonary resuscitation，CPR)的改进与普及[1]，院内心搏骤停(cardiac arrest，CA)患者CPR自主循环恢复(return of spontaneous circulation， ROSC)率有了明显提高[2]；但CA患者的生存出院率却并不理想[3] ......