异体脱蛋白松质骨复合纤维蛋白BMP修复兔桡骨缺损Efficacy of deproteinised cancellous bone combined with BMP and fibrin in healing of rabbit segmental radial defect
邓刚;刘兴炎;陈克明;白孟海;张旭元;
摘要(Abstract):
[目的]探讨以纤维蛋白复合脱蛋白松质骨作为骨形态发生蛋白(BMP)的载体修复兔节段性骨缺损。[方法]于36只青紫蓝兔两侧桡骨干处造成1.5 cm缺损,采用三种方法进行处理:A组,植入脱蛋白松质骨、纤维蛋白、BMP的复合物;B组,植入脱蛋白松质骨;C组,空白对照。术后2、4、8、12、16周进行放射学、组织学和电镜检查。[结果]A组骨缺损区在成骨活跃程度、骨再生量和再生髓腔结构等方面均显著优于B组,使骨缺损得到了较彻底的修复。B、C两组均不能产生骨性愈合。[结论]脱蛋白松质骨复合纤维蛋白是较理想的BMP载体材料,以三者的复合物修复骨缺损可达到满意效果。
关键词(KeyWords): 脱蛋白松质骨;纤维蛋白;BMP;组织工程;骨缺损;修复
基金项目(Foundation):
作者(Author): 邓刚;刘兴炎;陈克明;白孟海;张旭元;
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参考文献(References):
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