1. IVF-ET, also known as conventional in vitro fertilization.
2. Place the sperm and egg directly in the same culture medium, allowing the sperm and egg to combine freely, as in "conventional fertilization".
3. This is the so-called first-generation in vitro fertilization technology (IVF-ET).
4. The world's first in vitro fertilization (IVF) was carried out in 1978 by placing the sperm and egg in the same culture medium, which was the first generation of IVF.
Applicable objects:
1. First-generation technology cannot resolve male-caused infertility.
2. For female infertility, suitable for patients with infertility caused by ovarian blockage, endometriosis, endocrine and so on.
3. However, if the male also has a low sperm count, in vitro fertilization may fail.
First generation IVF success rate: about 20% to 30%.
IVF: In Vitro Fertilization
In-vitro fertilization (IVF)



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