输精管结扎术是输精管绝育术的一种。输精管结扎术是结扎并切除一小段输精管，使精子不能排出体外，达到不育的目的。输精管结扎术方法较多，目前较常用的为钳穿法，此外还有针头固定小切口法、针挑法及穿线法等。
对于男性来讲，输精管结扎术是唯一的绝育手术。
对于男性来讲，输精管结扎术是唯一的绝育手术。
结婚几年后，原本承诺要生小孩的他却宣布自己做了输精管结扎术。
Who announced a few years after getting married that he'd had a vasectomy and didn't want the children he'd promised we'd have.
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