2 pillows;

③ Bend or twist the head back and forth;

4 head vibration, etc. (1) Check vital signs. If breathing and heartbeat have stopped, do cardiopulmonary resuscitation immediately.

② If the patient is conscious, he can lie flat on his back, with his head slightly tilted back, so as to open the airway without a pillow and cover it with a cotton blanket to keep warm.

(3) Patients with unconsciousness should maintain a lethargic posture, keep the airway unobstructed, and do not use pillows.

④ Cold can cause vasoconstriction, so keep the room temperature warm and pay attention to indoor air circulation. People who have incontinence should take off the patient's pants and put on toilet paper. Face to one side and let it spit out.

(2) The rescuer wraps a clean handkerchief on his finger and puts it in his mouth to remove vomit, so as not to block the airway.

(3) When taking dentures, take them out.

(4) Don't let the patient eat or drink without the doctor's permission.