Only in an extremely unusual situation would a cortical onlay graft be indicated for fixation, and then only in small bones and when little stress is expected.

• 一般情况下固定最好借助于内、外金属器械，只有在极为特殊的情况下才选用皮质骨贴附移植作为固定手段，而且只用于短骨和应力很小的情况下。