Inguinal triangle

  (Redirected from Hesselbach's triangle)

In human anatomy, the inguinal triangle is a region of the abdominal wall. It is also known by the eponym Hesselbach's triangle, after Franz Kaspar Hesselbach.

Inguinal triangle
Inguinal triangle.png
Internal (from posterior to anterior) view of left> inguinal area of the male pelvis.

Inguinal triangle is labeled in green. The three surrounding structures:
inferior epigastric vessels: Run from upper left to center.
inguinal ligament: Runs from upper right to bottom left.
rectus abdominis muscle: Runs from upper left to bottom left, labeled rectus at upper left.
Inguinal triangle, external view.png
External view.

Inguinal triangle is labeled in green. Borders:
inferior epigastric artery and vein: labeled at center left, and run from upper right to bottom center.
inguinal ligament: not labeled on diagram, but runs a similar path to the inguinal aponeurotic falx, labeled at bottom.
rectus abdominis muscle: runs from upper left to bottom left.
Latintrigonum inguinale
Anatomical terminology


It is defined by the following structures:

This can be remembered by the mnemonic RIP (Rectus sheath (medial), Inferior epigastric artery (lateral), Poupart's ligament (inguinal ligament, inferior).

Clinical significanceEdit

The inguinal triangle contains a depression referred to as the medial inguinal fossa, through which direct inguinal hernias protrude through the abdominal wall.[3]


The inguinal triangle is also known as Hesselbach's triangle, after Franz Kaspar Hesselbach.[2]

See alsoEdit


  1. ^ a b c Courtney M. Townsend Jr., MD, R. Daniel Beauchamp, MD, B. Mark Evers, MD and Kenneth L. Mattox, MD (2008). "Ch.43". Sabiston Textbook of Surgery (18th ed.). Elsevier. ISBN 978-1-4160-5233-3.CS1 maint: multiple names: authors list (link)
  2. ^ a b c d Cureton, Elizabeth L.; Ereso, Alexander Q.; Victorino, Gregory P. (2009-01-01), Harken, Alden H.; Moore, Ernest E. (eds.), "Chapter 55 - Inguinal Hernia", Abernathy's Surgical Secrets (Sixth Edition), Philadelphia: Mosby, pp. 269–276, ISBN 978-0-323-05711-0, retrieved 2021-01-23
  3. ^ MedNote. Red Anatomy. URL: Archived 2006-04-23 at the Wayback Machine. Accessed December 15, 2005.

External linksEdit