How Thick The Needle Is
May 06, 2020
For women undergoing in vitro fertilizing-embryo transfer, it is often necessary to take out the mature egg from the ovary with the ovum needle first, and combine it with sperm in vitro. Then, the fertilized egg after combining is cultured for about 2 to 6 days, and the blastocyst with good growth is selected and transplanted to the female uterus for implantation and growth and development. In the time of egg collection, the main use is about 35 centimeters long, thick about two millimeters of egg collection needle, in the monitoring of vaginal B ultrasound for egg collection, so as to reduce the damage to the ovary.
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