宫腔镜是近年来妇科新兴的微创内镜技术之一,近20年来发展迅速,广泛应用于妇科疾病及不孕症的诊断和治疗。输卵管性不孕是不孕症的重要病因,约占不孕妇女的30%～50%,以往是通过常规输卵管通液或子宫输卵管碘油造影来判断输卵管是否通畅,但前者属于非直观操作,准确性较差,后者病 Hysteroscopy in recent years, one of the emerging minimally invasive endoscopic gynecological technology, the rapid development of the past 20 years, widely used in gynecological diseases and infertility diagnosis and treatment. Tubal infertility is an important cause of infertility, accounting for about 30% to 50% of infertile women. In the past, tubal fluid was passed through conventional tubal or uterine tubal lipiodol to determine whether the tubal patency, but the former belongs to non-intuitive operation, The accuracy is poor, the latter disease