Methods: 15 mm segmental bone/periosteum defects were created in 36 New Zealand rabbits on bilateral radius and were treated with three different kinds of implants: A,bFGF and HAG combined with freeze dried bone were implanted;

• 方法 :于 36只新西兰大白兔两侧桡骨干处造成 15mm缺损 ,采用 3种不同的治疗方法 :A组 ,植入bFGF ,HAG与冻干骨的复合物 ;