Objective:To study the histological characteristics of osteoblast mode of pseudo growth plate in bonelengthening area.
目的：了解骨延长区假性生长板及其成骨方式的组织学特点。
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Conclusions it is a good method to treat bone defect following children femoral osteomyelitis with callus lengthening after interlocking nail implantation.
结论植入带锁髓内钉后进行骨痂延长术是治疗儿童股骨骨髓炎后骨缺损的良好方法。
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Results:After bone segment frifting, the bone defect healed, the space of lengthening ossified well without bone graft.