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对２７６例无精症不育患者采用睾丸细针穿刺吸液细胞学检查，结合精液生化指标测定及双侧输精管通液或造影技术，６例诊断为双侧输精管盆部阻塞性无精症，经皮穿刺输精管吸精子（ＰＶＳＡ），有４例吸出活精子，２例吸出死精子，经孵育活化后，精子活率０％～４８％，畸形精子３１％～８２％，吸出液内总精子数（２～６０）×１０６，对３例吸出活精子患者行宫腔内人工授精（ＩＵＩ）４个月经周期，结果１例妊娠，并足月剖宫产一健康女婴，体重２６５０ｇ，身长４７ｃｍ。提示经皮穿刺输精管吸精子ＩＵＩ，可以做为输精管盆部阻塞性无精症不育患者一种有效的治疗方法。
276 cases of infertility patients with azoospermic needle aspiration cytology cytology test, combined with biochemical determination of semen and bilateral vas deferens through liquid or contrast imaging, 6 cases diagnosed as bilateral vas deferens obstructive azoospermia, Percutaneous sperm aspiration of sperm (PVSA), 4 cases of sperm sucked out of sperm, 2 cases of sperm sucked out after activation, the sperm motility rate of 0% to 48%, 31% to 82% of abnormal sperm, aspiration sperm total fluid (2 ~ 60) × 106, three cases of intrauterine insemination (IUI) menstrual cycle were performed on 3 patients with live sperm, and 1 pregnant and full-term cesarean section was given a healthy baby girl weighing 2650 g and a body length of 47 cm . Tip percutaneous sperm aspiration of the vas deferens IUI, can be used as a vas deferens pelvic obstructive infertility patients with an effective treatment.