随着院内外心肺复苏技术的不断发展，人们逐渐注意到复苏成功后的脑损害是影响患者完全康复的重大障碍［1］。据统计每年大约20万人发生辞死，复苏成功率在30％左右。但复苏成功后又有60％的患者因脑损害及其并发症而在住院期间死亡，最终出院的一小部分息者中近二分之一因中枢 With the continuous development of cardiopulmonary resuscitation techniques in and out of hospital, people gradually notice that brain damage after successful resuscitation is a major obstacle to the complete recovery of patients [1]. According to statistics, about 200,000 people die each year and the success rate of recovery is about 30%. However, after the success of the recovery, another 60% of patients died during hospitalization due to brain damage and its complications. Nearly one-half of the patients who eventually discharged from the hospital died due to central nervous system