Page 1 of 2
These procedures are offered to couples in cases where the male has no sperm present in the ejaculate. They are used in conjunction with an ICSI procedure. (For more information please see the ICSI section).
In some semen samples there may be no sperm present in the ejaculate. There can be a variety of reasons for an absence of sperm known as Azoospermia.
PESA- Percutaneous Epididymal Sperm Aspiration
This procedure may be performed under GA or local anaesthetic with sedation. A fine needle is passed into the epididymis to extract fluid. This is then checked in the laboratory by the embryologist for sperm.