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作者根据十二具标本的摄片、解剖和50例胸_2～腰_3段肋间动脉和腰动脉选择性造影,获如下结果。椎体的血供分前、后组。前组有:①升支从肋间动脉上面发出,分数支骨膜支并与邻位椎体动脉的降支吻合;②降支起于肋间
The author based on 12 specimen radiographs, anatomy and 50 cases of thoracic _2 ~ lumbar _3 section of intercostal and lumbar artery selective imaging, the following results. Vertebral blood supply before and after the group. The former group were: ① ascending branch issued from the intercostal artery above the score periosteal branch and descending branch of the adjacent vertebral artery anastomosis; ② descending branch in the intercostal space