Application on determination of half-ration urin LH for predicting ovulation precisely in assisted reprodution technique of artificial insemination

Objective: To observe the function of half-ration urine LH in the pregnancy guidance of the infertility couples, and in the arranging correctly precise ovulation prediction in the assisted reproduction technology of artificial insemination. Methods: Use half-ration urine LH, observing the changes of the urine LH before and after the ovulation. Choose the optimal time of ovulation, with the transvaginal scanning and the detection of the serum LH value. Results: Among 180 patients' ovulation cycles, 150 of them belong to therapy cycles, 30 to natural cycles, thus get preferable according rate of 86.21%. Conclusion: Using the convenient means of half-ration urine LH together with the morphologic of the transvaginal scanning, choose the optimal time of ovulation for the artificial insemination, solve the problem of precisely confirming half-ration urine LH together with the morphologic of the transvaginal scanning, choose the optimal time of ovulation for the artificial insemination, solve the problem of precisely confirming the ovulation day.