Efficacy Study of FloSeal in Hemostasis After Laparoscopic Ovarian Cystectomy

Inclusion Criteria: * Premenopausal women * Patients who is planned to undergo laparoscopic ovarian cystectomy * American Society of Anesthesiologists Physical Status classification (ASA PS) 1-2 * Patients with adequate bone marrow, renal and hepatic function: WBC \> 3,000 cells/mcl Platelets \>100,000/mcl Creatinine \<2.0 mg/dL Bilirubin \<1.5 x normal and SGOT or SGPT \<3 x normal * Patient must be suitable candidates for surgery * Patients who have signed an approved Informed Consent Exclusion Criteria: * Patients with a history of pelvic or abdominal radiotherapy; * Patients who are pregnant or nursing * Patients who is receiving or requires hormone replacement therapy after surgery * Patients who is undergoing hysterectomy at this time * Patients who is undergoing unilateral or bilateral oophorectomy * Previous history of ovarian cystectomy or oophorectomy * Patients with contraindications to surgery * Unfit for Surgery: serious concomitant systemic disorders incompatible with the study (at the discretion of the investigator) * Patient compliance and geographic proximity that do not allow adequate follow-up. * Hormone therapy within 3 months before surgery