The deep inguinal ring is the internal opening of the inguinal canal, an oval gap in the transversalis fascia about halfway between the anterior superior iliac spine and the pubic tubercle. It lies just above the inguinal ligament and lateral to the inferior epigastric vessels.
| Location | Lower anterior abdominal wall, just above the midpoint of the inguinal ligament. |
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Forms the internal entrance of the inguinal canal where the cord or round ligament leaves the abdomen.
Indirect inguinal hernias enter the canal through this ring, which is why they lie lateral to the inferior epigastric vessels while direct hernias lie medial. Pressing over the ring (above the midpoint of the inguinal ligament) can control an indirect hernia during examination. In laparoscopic repair mesh is placed to cover the ring.
A hernia passing through the deep ring into the inguinal canal, often through a patent processus vaginalis, which may descend into the scrotum.
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