Aspiration and sperm and diagram
Microsurgical Epididymal Sperm Aspiration- CMHR
Men with azoospermia can father a child through intra-cytoplasmic sperm injection if sperm can be retrieved from their epididymis or testis. Several percutaneous and open surgical procedures have been described to retrieve sperm.
Sperm immobilization and aspiration operation sequence. (a) Human
Candidates for sperm retrieval from the epididymis include men with congenital and acquired reproductive tract obstruction. Acquired vasal obstruction may result from prior failed vasectomy reversal, infection, or trauma including injury during groin, scrotal, pelvic, bladder neck, or abdominal surgery.
ICSI & Sperm Retrieval Techniques - The Infertility Center of St. Louis
A needle is used to aspirate sperms and tissue from the testis. TESA or Testicular Sperm Aspiration is a medical procedure of sperm extraction for the treatment of male infertility problems.
All of the authors were involved in drafting and revising the manuscript, and all of the authors read and approved the final version. The use of non-ejaculated sperm coupled with intracytoplasmic sperm injection has become a globally established procedure for couples with azoospermic male partners who wish to have biological offspring.
TESA or TESE: Which Is Better for Sperm Extraction?
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Surgical sperm retrieval: Techniques and their indications