Safety, Effectiveness and Operability of Using the New Tissue Containment System During Laparoscopic Ovarian Cystectomy

Inclusion Criteria: * Premenopausal woman patient age 18-45 years * Women with regular period * Women with ovarian neoplasm (size: 3-10cm) * Laparoscopic surgery required * Body mass index 18.5-27.9kg/m2 * Subject able to comprehend and give informed consent for participation in this study * Signed informed consent form Exclusion Criteria: * Patient is not considered suitable for a laparoscopic ovarian cystectomy procedure * The ovaries and pelvic cavity are severely adhered, and the tumor ruptures when free * Women with Polycystic ovary syndrome * Baseline AMH less than 0.5ng / mL * Known to have participated in any other clinical trials or hormone therapy within 3 months * Women during pregnancy and lactation * Women in acute stage infection of reproductive system or other parts * Women combined with severe central nervous system, cardiovascular system, liver and kidney, digestive tract, respiratory system, endocrine metabolism (thyroid disease, Cushing syndrome, hyperprolactinemia) and skeletal muscle system and mental disorders contraindicating laparoscopic surgery * Women with known or suspected poor compliance who cannot complete the trial * Those who can not sign the informed consent