Use this stimulation sequence : gently touch the infant ; flick the infant ' s heel ; slap the infant ' s foot ; rub the infant ' s back . ( note : be certain to teach caregivers never to shake the infant ) 连续刺激:轻触婴儿,指弹婴儿脚跟,拍击婴儿足部,搓擦婴儿背部(教导护理员绝不能摇晃婴儿) 。