Follow-up period of 3 months to 6 years, with an average of 44 months follow-up of more than 3 years 28 patients (36 hips), 18 patients (22 hips) F ic cases at stage I, II, hip no significant pain and dysfunction, more than 3 years follow-up of 28 patients (36 hips) the hip Ha rris score, the mean preoperative (4 ± 9) minutes, mean postoperative (7 ± 7. 2) points (P <0. 0 1). The authors believe that the method of using bone morphogenetic protein can induce to enhance the osteogenic potential of bone marrow and allogeneic bone allograft fibula to provide direct mechanical support for block development and collapse of the femoral head lesions, bone allograft bone morphogenetic protein and autologous bone marrow can be used as the treatment of femoral F ic at Ⅰ, Ⅱ of avascular necrosis of a choice.

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