First aid patient resuscitation process: First, the patient’s vital signs must be stabilized, determine the patient’s breathing, heartbeat and state of consciousness, if breathing and heartbeat have stopped, cardiopulmonary resuscitation should be given immediately, establish intravenous access, intravenous push epinephrine and other resuscitation drugs resuscitation treatment. Give tracheal intubation, artificial respiration or ventilator-assisted breathing as soon as possible. Second, if breathing and heartbeat are there, the person is in coma, the blood pressure must be observed, and if there is shock, the blood volume should be replenished quickly, and if it is hemorrhagic shock, blood transfusion must be applied. Third, try to deal with the original disease, if it is caused by myocardial infarction, immediately give thrombolytic therapy or interventional surgery. In the case of hemorrhagic shock caused by internal bleeding or bleeding from the extremities, the bleeding from the extremities must be immediately treated with pressure bandages to stop the bleeding, and immediate medication for internal bleeding, and immediate emergency surgery is arranged to stop the bleeding.