Hysteroscopy belongs to the modern emerging minimally invasive methods of examination and treatment of gynecological diseases, the role of hysteroscopy are: 1, can visually observe the internal condition of the uterine cavity to help diagnose gynecological diseases, such as checking the thickness of the endometrium, whether there are endometrial polyps, whether the uterine cavity is adhered to, etc. 2, can be examined to the uterine cavity protruding into the uterine fibroids, a more intuitive diagnosis of the uterus cavity environment whether the abnormality. 3.Hysteroscopy has a certain therapeutic effect on gynecological diseases, such as endometrial polyp removal, uterine adhesion decomposition, diagnostic curettage through the hysteroscope, you can intuitively do the removal of the ring surgery. Hysteroscopy is less traumatic, faster recovery, with hysteroscopy for gynecological examination and treatment, popularized in many formal hospitals, recognized by the majority of patients.