There were 261 oviducts in the 135 infertile women and 57 of them were obstructed. The successful rate of tube insertion is 73.3% in the 57 obstructed oviducts.

• 135例不孕症患者261条输卵管；经插管确诊梗阻输卵管57条；治疗成功率为73.；3%25。