自1997年以来,我们采用锁孔(微骨孔)技术对颅内深部肿瘤施行手术共133例,效果满意。现就其手术入路的设计和选择报告如下。 1 临床资料本组133例中,男60例,女73例;年龄7—78 岁,平均46.3岁。脑桥小脑角肿瘤74例(其中听神经瘤57例,脑膜瘤10例,三叉神经纤维瘤和胆脂瘤各3例,右舌下神经纤维瘤1例),岩斜区肿 Since 1997, we used a keyhole (micro-bone hole) technique to perform a total of 133 intracranial deep tumors, with satisfactory results. Now on the surgical approach to the design and selection report is as follows. 1 Clinical data 133 cases in this group, 60 males and 73 females; aged 7-78 years, mean 46.3 years old. 74 cases of cerebellopontine angle tumor (including 57 cases of acoustic neuroma, 10 cases of meningioma, 3 cases of trigeminal neurofibroma and cholesteatoma, 1 case of right hypoglossal neurofibroma), petroclival