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为了证明孕酮阴道环能否提供血浆一个低浓度的孕酮,以致影响妇女规律性的月经周期中卵泡雌二醇的产生,本研究选择8例身体健康、月经规律、自愿参加、年龄在22～39岁、月经周期在27～30天的妇女作为实验组。受试者于月经周期的第5天早晨上阴道环,在周期的第4、5天,即上阴道环前后5小时取血标本,在第6、7、9、11、13、16、19、22天上午8～11点取血标本,以观察月经周期中血浆FSH、LH、催乳素、雌二醇、孕酮的变化,并于周期的第22天取出阴道环。
In order to prove progesterone vaginal ring can provide a low concentration of plasma progesterone, which affects women’s regular menstrual cycle in the production of follicular estradiol, the study selected 8 cases of healthy, menstruation, voluntary participation, age 22 ~ 39 years old, the menstrual cycle in 27 to 30 days of women as the experimental group. Subjects on the 5th day of the menstrual cycle on the vaginal ring, the first 4,5 days of the cycle, that is, 5 hours before and after the upper vaginal ring to take blood samples, in 6,7,9,11,13,16,19 Blood samples were taken at 8-11 am on the 22nd day to observe the changes of plasma FSH, LH, prolactin, estradiol and progesterone in the menstrual cycle and remove the vaginal ring on the 22nd day of the cycle.