<unk>  <unk>  is a surgical procedure in which a small portion of tissue is removed from the testicle and any viable sperm cells from that tissue are extracted for use in further procedures, most commonly intracytoplasmic sperm injection (ICSI) as part of in vitro fertilisation (IVF).<unk>  is often recommended to patients who cannot produce sperm by ejaculation due to azoospermia.
Testicular sperm extraction
Sacrohysteropexy
Intracytoplasmic sperm injection
Spermatocelectomy
Intracytoplasmic morphologically selected sperm injection
Vasoepididymostomy
Sperm donation
Orchiopexy