That began to change in 1960, when the combination of mouth-to-mouth ventilation, chest compressions and external defibrillation known as cardiopulmonary resuscitation, or CPR, was formalised.

这种情况在1960年开始发生变化，当时被称为心肺复苏术（简称 CPR）的口对口人工呼吸、胸部按压和体外除颤的组合被正式确定下来。