英语语法分析

Among them, 11 patients underwent aneurysmectomy with artery reconstruction, 3 had resection of aneurysm and ligation of external carotid artery, and the other patient had aneurysmorrhaphy.

共对15例颅外颈动脉瘤患者实施了手术治疗，术式包括动脉瘤切除加动脉重建术11例，动脉瘤切除加颈外动脉结扎术3例，动脉瘤腔内动脉修补术1例。