Method To operate on 32 cases of steritity caused by oviduct obstruction by peritoneoscope and experiment with methylene blue staining fluid.

• 方法对由于输卵管梗阻引起不孕的32例患者行腹腔镜手术同时行美蓝染液试验,了解输卵管的状况并使其恢复通畅,使患者恢复生育能力。