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作者报导,在241例颅内动脉瘤直接手术的过程中,发生破裂者124例。最后52例手术是在深度低血压下、采用手术显微镜和双极电凝的新技术下进行的,此中34例动脉瘤在术中破裂,而手术死亡率为3.8%;在未运用这种新技术之前的手术死亡率是23%。全组病人年龄为16～66岁,手术时间在出血后第2～30天之间,于第21天后手术的14个病人,术中均无破裂。作者的经验认为:在脑水肿期前后(出血后的第3天以前和第
The authors report that 124 cases of rupture occurred during the direct operation of 241 cases of intracranial aneurysms. The last 52 operations were performed under deep hypotension, using a surgical microscope and a new technique of bipolar coagulation. Among them, 34 cases of intracranial aneurysms ruptured during surgery, and the surgical mortality rate was 3.8%. The operative mortality rate before the new technology was 23%. The patients in the whole group were 16 to 66 years old. The operation time was between 2nd and 30th days after the bleeding. In the 14 patients who had undergone surgery on the 21st day, there was no rupture during the operation. The author’s experience suggests that before and after the brain edema (before and after the third day after bleeding)