In IVF method, sperm given by man and eggs taken from woman are brought together in a laboratory environment and self-fertilization is expected to take place.
In the IVF method, the sperm given by the man and the eggs taken from the woman are brought together in the laboratory environment and fertilization is expected to occur spontaneously.
Sperm with insufficient fertilization capacity, few movements and severe disfigurement cannot self-pierce the egg and fertilization cannot be achieved. In such cases, sperm are injected into the egg and fertilization is provided. This process is called microinjection (ICSI)