Methods The three-dimensional finite element model of the temporomandibular joint and the mandible was established , and the distraction forces were simulated on the model.

• 方法通过建立颞下颌关节及下颌骨的三维有限元模型,在模型上模拟牵张力的作用,得到下颌骨牵张成骨过程中,颞下颌关节的受力状况。