Methods cutdown the cerebral dura mater along the sphenoidal crest,separate the lateral cleft cistern with microscope guide,partition and resect the tumor.

• 方法蝶骨嵴脑膜瘤患者48例患者沿蝶骨嵴切开硬脑膜,显微镜下分开侧裂池,分块切除肿瘤。