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Home › Body Atlas › Organs › Spermatic Cord
Organ Pelvis & Hip

Spermatic Cord

funiculus spermaticus

The spermatic cord is the bundle of structures that suspends each testis and runs from the deep inguinal ring through the inguinal canal to the back of the testis. It contains the vas deferens, the testicular artery, the pampiniform venous plexus, nerves and lymphatics. Three layers of fascia derived from the abdominal wall cover it.

Anatomical Data

Structure & Supply

LocationFrom the deep inguinal ring, through the inguinal canal and superficial inguinal ring, to the posterior border of the testis
Parts
  • Vas deferens
  • Testicular artery
  • Artery to the ductus deferens
  • Cremasteric artery
  • Pampiniform plexus
  • Genital branch of the genitofemoral nerve
  • Testicular sympathetic plexus
  • Lymphatic vessels
  • Remnant of the processus vaginalis
  • External spermatic fascia
  • Cremasteric muscle and fascia
  • Internal spermatic fascia
Nerve SupplyGenital branch of the genitofemoral nerve (cremaster); Testicular plexus; Ilioinguinal nerve (alongside the cord, not within it)
Blood SupplyTesticular artery; Artery to the ductus deferens; Cremasteric artery
Venous drainage
  • Pampiniform plexus
  • Testicular vein (right to the inferior vena cava, left to the left renal vein)
Lymphatic drainage
  • Lateral aortic (para-aortic) nodes at about L1-L2
Biomechanics

Function & Actions

Suspends the testis and carries its blood supply, venous drainage, nerves, lymphatics and the vas deferens.

Clinical Relevance

Clinical Notes

Twisting of the cord causes testicular torsion. The cord is felt above the testis when examining for varicocele or hernia, since an indirect inguinal hernia descends alongside it. Surgeons tie or block it during hernia repair and orchidectomy, and local anaesthetic can be injected into it for scrotal procedures.

Pathology

Common Injuries & Conditions

Testicular Torsion

Twisting of the spermatic cord cutting off blood flow to the testis; a surgical emergency.

Varicocele

Enlarged veins of the pampiniform plexus within the cord, usually on the left side.

Indirect Inguinal Hernia

Abdominal contents passing through the deep ring and along the cord, sometimes into the scrotum.

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