Abstract: Because of the security and minimal invasive，hysteroscopy has become a well-established modality to diagnose and treat the gynecological diseases. However，there are still complications connected to hysteroscopy such as uterine perforation，TURP syndrome，hemorrhage，infection and so on. Some of them is sever and fatal. Therefore，the recognition of complications and prompt intervention will prevent adverse sequelae as well as minimizing undesirable outcomes.

Key words: Hysteroscopes, Hysteroscopy, Postoperative complications, Therapy