口腔颌面部骨骼缺损常造成面部畸形和生理功能障碍,给患者带来严重痛苦。修复颌面部骨骼的缺损,恢复颜面形态和机能,最常用的修复方法是骨移植术。骨移植术包括自体骨移植、同种异体骨移植和异种骨移植。这几类骨移植均具不同的优缺点,一般认为,自体骨移植效果较好,但受植者必须 Oral and maxillofacial bone defects often cause facial deformities and physiological dysfunction, to patients with serious pain. Repair of maxillofacial bone defects, restoration of facial morphology and function, the most common method of repair is bone transplantation. Bone grafts include autologous bone graft, allograft bone graft and xenograft bone graft. These types of bone grafts have different advantages and disadvantages, generally believed that autologous bone graft better, but the grower must