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How is IVF technology realized? What is the principle and operation process of IVF?

How is IVF technology realized? What is the principle and operation process of IVF?



Realization of IVF technology

IVF technology is a kind of assisted reproductive technology, which aims to help couples who cannot conceive naturally achieve their reproductive aspirations. Its implementation involves many steps and procedures, including ovulation induction, egg collection, sperm extraction, in vitro fertilization and embryo transfer. The following will elaborate on four aspects: ovulation induction, egg collection, in vitro fertilization and embryo transfer.

Ovulation induction

In IVF technology, drugs are first needed to promote the development and excretion of eggs. This usually needs to be regulated on the basis of women's natural cycle. Doctors will monitor the endocrine changes of women's ovaries and decide which ovulation promoting drugs to use according to the results. These drugs can promote the simultaneous development of multiple follicles in the ovary and increase the probability of pregnancy. In the process of ovulation promotion, doctors will conduct regular ultrasonic monitoring and blood examination to ensure the development of follicles and the maturity of eggs.

Egg collection

When the follicle develops to a certain extent, the doctor will collect eggs. This is usually a short surgical procedure, performed in the hospital operating room. When the patient is under anesthesia, the doctor will enter the ovary through vaginal puncture, and use the slender catheter guided by ultrasound to extract the mature eggs. These eggs will be immediately sent to the laboratory for subsequent treatment.

In vitro fertilization

After eggs are collected, they need to be fertilized in vitro with sperm. If couples have male fertility problems, they can also use sperm extraction technology. Normally, doctors extract sperm from men's semen. The eggs and sperm will be placed in the same culture dish to provide an ideal environment for fertilization. The doctor will regularly observe the fertilization and evaluate the development of the embryo.

embryo transfer

After the embryo develops to a certain stage, the doctor will select the embryo most likely to be implanted successfully for transplantation. This process is usually carried out at an appropriate time in a woman's natural cycle, and doctors will use a slender catheter to transfer the embryo into the woman's uterus. Multiple embryos may be transferred to improve the probability of successful pregnancy. After transplantation, patients need a period of rest and observation, and doctors will conduct periodic tests to ensure successful embryo implantation. To sum up, the realization of IVF technology includes four main steps: ovulation induction, egg collection, in vitro fertilization and embryo transfer. The whole process is strictly monitored to ensure the smooth progress of each link. The IVF technology has been carried out normally in many hospitals, helping many couples achieve their reproductive aspirations, and has become an important breakthrough in the field of modern reproductive medicine.
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