1.See Hysteroscopy for suitability. 2.The consultation time: after the menstruation is clean, preferably within 3-7 days after menstruation. 3.Pre-operative examination mainly includes: gynecological double-combination diagnosis; leukorrhea routine list (valid within 1 week); uterus double-annex ultrasound list (within 1 month); cervical cytology checklist (within 1 year), Hepatitis B surface antigen series of infectious diseases checklist (within 3 months) and so on. 4.After the outpatient examination, the hospital card can be opened, following the reservation of bed and hysteroscopy (usually hospitalized in the morning on an empty stomach, examination in the afternoon, and possible surgery on the next day), and anesthesia and general can be selected. 5. The working hours of the Hysteroscopy Center are during the daytime from Monday to Friday.