The role of the resuscitation triangle in the high-efficiency resuscitation team refers to a role in the high-efficiency resuscitation team, which is mainly responsible for cardiopulmonary resuscitation measures such as chest compressions and artificial respiration, and is an indispensable member of the high-efficiency resuscitation team. In emergency situations such as emergency department, doctors, nurses and emergency personnel form an efficient resuscitation team, and through cooperation, rescue measures such as cardiopulmonary resuscitation are quickly implemented to save patients' lives. Among them, the role of the resuscitation triangle is a role of the team members, responsible for rescue measures such as chest compressions and artificial respiration to maintain the patient's vital signs. The role of resuscitation triangle is usually played by nurses or emergency personnel. It is necessary to master professional knowledge and skills, accurately carry out rescue measures such as chest compressions and artificial respiration, and coordinate the work of other players to improve the success rate of cardiopulmonary resuscitation. Therefore, the role of the resuscitation triangle plays a vital role in an efficient resuscitation team and is an indispensable part of cardiopulmonary resuscitation.