During the different periods after surgery, the concrescence of iliac bone grafted are all reliable and safe, and among four titanic plates, the stability of infereior-posterior one is the worst.

• 在本实验条件下，下颌骨体部缺损游离髂骨块移植三种连接方式三个不同时期，髂骨块愈合均具有一定的稳定性和安全性。