1　临床资料我院自1996～1998年共抢救新生儿重度窒息12例,均为第1胎,第1产,足月儿,临床表现:生后无自主呼吸3～10ｍｉｎ阿氏评分0～3分,皮肤苍白,口唇紫绀,无呼吸或有喘息样微弱呼吸,心跳不规律,心率少于80次/ｍｉｎ且弱,对外界刺激已无反应,肌肉张力松弛,喉头反射消失,查体:? 1 clinical data in our hospital since 1996 to 1998 rescue a total of 12 cases of severe neonatal asphyxia, are the first child, the first production, full-term children, clinical manifestations: 3 to 10 minutes after birth, spontaneous breathing 0 ~ 3 Points, pale skin, cyanosis of the lips, no breathing or wheezing weak breathing, irregular heartbeat, heart rate less than 80 beats / min and weak, no response to external stimuli, muscle tension relaxation, laryngeal reflex disappeared, physical examination:?