自1980年,我们对旋髂深血管游离复合髂骨瓣进行了研究,并用此瓣重建了4例下颌骨缺损,均获成功。解剖研究在20例成人尸体上,对旋髂深血管的走行进行了观察和比较;并在7例新鲜尸体上,进行了旋髂深动脉的墨水灌注,以观察其供区。旋髂深动脉在腹股韧带中点的后上方起自髂外动脉,起 Since 1980, we have performed a study on the free composite iliac crest of the iliac crest, and used this flap to reconstruct the mandibular defect in 4 cases, all of which were successful. Anatomical studies The sagittal vessels were observed and compared in 20 adult cadavers. In seven fresh corpses, the iliac arteries were perfused with ink to observe their donor sites. Deep iliac artery in the abdominal ligament midpoint after the top of the external iliac artery, from