根据世界卫生组织的定义,灾害是指某一突发事件所造成的伤害数目与治疗所需的医疗资源失衡~([1])。在医疗资源的调配中,区域内的城市“120”应急指挥调度系统是其中重要的一环,它通过在灾害发生前的充分应急准备,在灾害发生时对事故准确判断,结合医疗急救机构与现代通信技术,采取统一受理,统一指挥,统一组织,统一协调的应急模式,从而在灾害救援中发挥作用。近年来,各地灾害发生频繁,灾害发生的不可预测性、突发性对受 According to the World Health Organization, disasters refer to the imbalance between the number of injuries caused by an emergency and the medical resources needed for the treatment (1). In the allocation of medical resources, the city “120 ” emergency command and dispatch system in the region is an important part of it. Through the full emergency preparedness before the disaster, it can accurately judge the accident when the disaster occurs, and combine the medical emergency Institutions and modern communication technologies to take a unified response, unified command, unified organization, unified and coordinated emergency mode, which play a role in disaster relief. In recent years, frequent occurrence of disasters in various places, the unpredictability of disasters, sudden on the subject