院前急救是急救医疗服务前沿阵地,随着城市的日益发展,急救待命点合理的空间设置是开展快速、及时、有效的抢救、转运工作和极大程度地减少伤亡的前提和基础~(〔1〕)。1国内外急救网络概况目前,国内外学者分别尝试以距离定半径、以时间定半径和以社区定半径布局急救网络,或实行区域急救建设区域性急救网络,并进行了相关研究。国外发达国家要求城市内接到急救呼叫后3min内出车,7min内到达出事地点。英国的急救 Prehospital first aid is the forefront of emergency medical service. With the development of the city, the reasonable space setting of first aid stand-by point is the basis and precondition for rapid, timely and effective rescue and transshipment work and for the reduction of casualties. 1〕). At present, domestic and foreign scholars try respectively to set the radius of the distance, the radius of the time and the radius of the community layout of the emergency network, or the implementation of the regional emergency aid to build a regional emergency network, and carried out related research. Developed countries require the city within 3min after receiving the emergency call out of the car, within 7min to reach the accident site. First aid in Britain