报告用后面弧形切口切除11例骶骨肿瘤的体会和其中8例随访的结果。体会到后面弧形切口有暴露容易、安全、显露较充分和能保护骶2神经根等优点。并指出对巨大骶骨肿瘤,采取“揭盖”后瘤内分块切刮,最后将肿瘤被膜和残留瘤组织一起剥离,这是一安全、可行的方法。 The results of 11 cases of sacral tumor resection with posterior curved incision and 8 cases of follow-up were reported. Experience the advantages of easy exposure, safety, full exposure, and protection of the sacral nerve roots. It was pointed out that for giant sacral tumors, after the “uncovering” was performed, the intratumoral block was cut and scraped. Finally, the tumor capsule and the residual tumor tissue were peeled together. This is a safe and feasible method.