Where does a direct inguinal hernia pass through the abdominal wall?

Direct inguinal hernia: A hernia protruding through the abdominal wall via the superficial inguinal ring (Hesselbach’s triangle) medial to the inferior epigastric artery and lateral to the rectus muscle.

What is the difference between direct and indirect inguinal hernia?

There are two types of inguinal hernias: Direct: Develops over time due to straining and is caused by weakness in the abdominal muscles. Most common in adult males and rare in children. Indirect: Caused by a defect in the abdominal wall that will typically have been present since birth.

Which is the covering in all varieties of inguinal hernia?

The sac elongates/enlarges into the inguinal canal, anterolateral to the cord and in contact with its covering cremasteric fascia, taking along a layer of extraperitoneal fat; this indicates that the sac protrudes from behind this fat, passing through the deep inguinal ring, lateral to the inferior epigastric vessels …

What important structure is protected for an inguinal hernia?

During laparoscopic inguinal hernia repair, it is important to recognize the following important structures in the abdominal cavity: the median umbilical fold, the medial umbilical fold, the lateral umbilical fold, Hesselbach’s triangle, the internal inguinal ring and the femoral ring.

Where do direct hernias occur?

Direct inguinal hernias occur along the back wall of the inguinal canal. They are the result of a weakened inguinal canal wall that happens as a person ages. They often are caused by straining or lifting something heavy. Like indirect hernias, direct hernias are also more common in people with testicles.

What is direct inguinal hernia?

A direct inguinal hernia (alternative plural: herniae) is a type of groin herniation, that arises from protrusion of abdominal viscera through a weakness of the posterior wall of the inguinal canal medial to the inferior epigastric vessels, specifically through Hesselbach’s triangle.

Are direct or indirect inguinal hernias more common?

Indirect inguinal hernias are five times more common than direct hernias. In boys, indirect inguinal hernias are the result of a congenital defect of a patent processus vaginalis.

Are direct or indirect hernias more common?

What makes up the inguinal canal?

The contents of the inguinal canal in males consist of the spermatic cord (with the genital branch of the genitofemoral nerve) and the ilioinguinal nerve. For females, the contents include the round ligament, genital branch of the genitofemoral nerve, and the ilioinguinal nerve.

Why is it called the Triangle of pain?

Contents of this triangle include Femoral branch of Genito femoral nerve, and Lateral cutaneous nerve of thigh. After placing the Mesh the Surgeon must avoid putting Tachs to secure the mesh Below the Iliopubic tract, or it can injure the Nerves. Hence the name Triangle of Pain.

Which hernias are direct or indirect?

Inguinal hernias are the most common type of hernia. They form when there’s a thin spot on your abdominal wall. An inguinal hernia can be labeled “direct” or “indirect” depending on how and when it forms. Chances are, the age and gender of the person with the hernia will have a lot to do with which type it is.

What causes direct inguinal hernia?

Direct inguinal hernias: This type of hernia usually occurs in adult males. These are most often caused by a weakness in the muscles of the abdominal wall that develops over time, or are due to straining or heavy lifting.

What causes an inguinal hernia to form?

Sometimes the entrance of the inguinal canal at the inguinal ring does not close as it should just after birth, leaving a weakness in the abdominal wall. Fat or part of the small intestine slides through the weakness into the inguinal canal, causing a hernia.

Where does a direct hernia occur in the body?

‹A direct hernia occurs when a hernial sac is pushed through the conjoint tendon directly towards the superficial ring. ‹Direct hernias occur medial to the inferior epigastric vessels in Hasselbach’s Triangle through the floor of the inguinal canal Boundaries of Hasselbach’s Triangle ‹Medial boundary: Rectus abdominis

What are the boundaries of the inguinal region?

Inguinal region anatomy. The inguinal canal has 2 openings: the deep (internal) inguinal ring and the superficial (external) inguinal ring. The boundaries of the canal are as follows: [ 2] The contents of the inguinal canal in males consist of the spermatic cord (with the genital branch of the genitofemoral nerve) and the ilioinguinal nerve.

Where does the inguinal canal pass through the abdominal wall?

‹The inguinal canal transmits the vas deferens in the male and the round ligament in the female. ‹The deep ring is the entrance to the inguinal canal on the inside of the abdominal wall. ‹The deep ring is formed in the transversalis fascia.