There are many factors that lead to male infertility and with the advance, we have made in the field of medicine most of the cases can be treated. However in some cases when there is a severe male infertility and if the condition cannot be treated, then the sexologist would advise for a Fertility treatment. One such fertility treatment that is gaining popularity is the Intracytoplasmic Sperm Injection (ICSI). ICSI is a very effective method to fertilize eggs in the IVF lab after they have been aspirated from the female. ICSI involves the use of specialized micromanipulation tools and equipment and inverted microscopes that enable embryologists to select and pick up individual sperm in a specially designed ICSI needle. The needle is then carefully advanced through the outer shell of the egg and the egg membrane - and the sperm is injected into the inner part (cytoplasm) of the egg. The success rate for this type of treatment is around 80% to 85% and the sexologist is now suggesting this medium commonly than it was suggested some 10 years ago. The most common reason for going through an Intracytoplasmic Sperm Injection (ICSI) is severe male factor infertility that does not want a donor sperm insemination. It is better to undergo this treatment under a professional treatment center.