男性不育是泌尿科一个很受关注的问题 ,但其所涉及的盆腔性器官 ,长期因检查手段的限制 ,难以简单、有效地取得有价值的检查结果 ,因而造成诊断的困难。以往精囊造影术与血管造影术效果虽好 ,但因有创 ,可能导致医源性不良后果[1] 。直肠内螺旋ＭＲＩ及ＣＴ虽然安全 ,但费用高[ Male infertility is a urology issue of great concern. However, the pelvic organs involved in it have long been difficult to diagnose because it is difficult to obtain valuable test results simply and effectively because of the limitations of examination methods. In the past seminal vesicle angiography and angiography are good, but invasive, may lead to iatrogenic adverse consequences [1]. Rectal spiral CT and CT though safe, but the high cost [