NovaSure is a minimally invasive procedure that uses radiofrequency energy to vaporize the endometrial tissue to treat excessive menstruation. Indications: menorrhagia with poor results with medication; severe medical and surgical diseases (e.g., remittance, uremia, heart disease, etc.) that cannot be treated with medication or hysterectomy; no fertility requirements; endometrial malignant disorders ruled out; uterine cavity depth ≤ 10 cm. Advantages of NovaSure endometrial removal: short treatment time, 90 seconds on average; no pretreatment; can be performed at any time of the menstrual cycle Less postoperative pain; shorter recovery time, 24 hours after surgery; 98% of patients have reduced menstrual flow and 47% have amenorrhea; no effect on female endocrine secretion.