1. In real life, most real cardiac emergencies and other critical emergencies occur outside the hospital. Before the arrival of medical staff, on-site first aid is racing against time. Witness the contents of the first emergency knowledge training; Shoulders a particularly important responsibility.

2, first deal with critically ill patients, and then deal with lighter patients; For the same patient, the life should be treated first, and then the local part should be treated.

3. When an accident happens, timely and effective personnel first aid is the first thing to do in accident emergency treatment, and it is the primary task to save lives and reduce losses. If you can't give first aid in time, it is likely to lead to avoidable casualties.

4. First aid knowledge and skills include: hemostasis, dressing, fracture fixation, handling, artificial respiration and cardiopulmonary resuscitation.

Whether the first aid can be given at the first time after the accident is directly related to the success of the first aid and whether it can save people's lives. Therefore, after the accident, on-site personnel should be able to give first aid to the injured at the first time, and contact professional emergency personnel for support in time. Before the professional emergency personnel arrive, the field personnel shall not give up the first aid.