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由于心脏病突发、窒息、电击伤、淹溺、严重失血、中毒等各种原因使心脏停止跳动,维持生命的血液循环和氧气供应就会相应中断,若不及时施救,伤病者很快就会死亡。我国每年有超过50万人死于心源性猝死。对于心跳呼吸骤停的患者而言,若在4分钟内得到正确救治,生存率可达30%～50%。如超过10分钟,脑细胞就会不可逆性坏死。此时,及时进行心肺复苏施救就显得尤为重要。
Due to a sudden heart attack, asphyxia, electrical injury, drowning, severe blood loss, poisoning and other causes of the heart to stop beating, life-sustaining blood circulation and oxygen supply will be interrupted accordingly, if not timely rescue, the wounded are It will die soon Over 500,000 people die of sudden cardiac death each year in our country. For patients with cardiac arrest and respiratory arrest, if the correct treatment within 4 minutes, the survival rate of up to 30% to 50%. If more than 10 minutes, the brain cells will irreversibly necrosis. At this point, timely CPR rescue is particularly important.