Intravenous injection with endotoxin of E. coli and intramuscular injection with methylprednisolone were used to establish the ONF rabbit model.
利用静脉注射大肠杆菌内毒素及肌肉注射甲基强的松龙，建立兔onf动物模型。
2
At the end of the experiment, the rabbits were sacrificed, and determined the occurrence of ONF by observed the pathology of femoral head and the changes of bone histomorphology.