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目的探讨汽车追尾碰撞交通伤的伤情特点。方法15只家兔随机平均分为3组,胸、腹部以医用绷带固定后,分别以30km/h(Ⅰ组)、40km/h(Ⅱ组)、45km/h(Ⅲ组)进行汽车追尾碰撞,高速摄像与激光测速记录碰撞全过程,用运动软件分析碰撞加速度,观察动物损伤情况。结果3组动物沿绷带走行方向均有皮下轻度出血,Ⅰ组未发现脏器损伤;Ⅱ组肺、肝脏损伤分别为1例和2例;Ⅲ组颅脑损伤1例,肺损伤4例。结论动物的损伤情况与其固定方式以及汽车追尾碰撞速度、加速度有关,汽车追尾碰撞交通伤的伤情规律研究应进一步加强。
Objective To investigate the injury characteristics of rear-end collision traffic injuries. Methods Fifteen rabbits were randomly divided into three groups randomly. After the thorax and abdomen were fixed with medical bandages, vehicle rear-end collisions were performed at 30km / h (group Ⅰ), 40km / h (group Ⅱ) and 45km / h , High-speed camera and laser speed recording the whole process of collision, using the software to analyze the collision acceleration, animal damage observed. Results All the animals had slight subcutaneous hemorrhage in the direction of the bandage. No organ injury was found in group Ⅰ. The lung and liver injuries in group Ⅱ were 1 case and 2 cases respectively. The group Ⅲ had 1 case of brain injury and 4 cases of lung injury. Conclusions The damage of animals is related to the way of fixing and the rear-end collision speed and acceleration of the car, and the research on the injury rules of rear-end collision traffic injuries should be further strengthened.