【正文】
ic accidents. MethodsOne hundred and twentyfive cases of human damnification during a variety of collision situations in bicycle traffic accidentswere analyzed retrospectively. Results There were 4 cases of bike crash pedestrian,it leads to extremities fractures in 2 cases,craniocerebral injury in 1case,and viscera rupture in 3 cases,in which 1 case died of craniocerebral injury and 3 casesdied of hemorrhagic shock induced by viscera rupture. There were 81 cases of bicycle crashed by motor vehicle in side,it leadsto extremities fractures in 62 cases,craniocerebral injury in 74 cases,and viscera rupture in 7 cases,in which 74 cases died ofcraniocerebral injury and 7 cases died of hemorrhagic shock induced by viscera rupture. There were 31 cases of riding bicyclecrashed by motor vehicle behind,it leads to extremities fractures in 8 cases,craniocerebral injury in 27 cases,and viscera rupture in 6 cases,in which 25 cases died of craniocerebral injury,4 cases died of hemorrhagic shock induced by viscera rupture,and 2 cases died of craniocerebral injury bined with hemorrhagic shock. There were 7 cases of walking bicycle crashed bymotor vehicle,it leads to extremities fractures in 6 cases,craniocerebral injury in 6 cases,and viscera rupt