Lacunar ligament

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Lacunar ligament
Gray394.png
The inguinal and lacunar ligaments. (Lacunar ligament labeled at center top.)
Details
Latin ligamentum lacunare (Gimbernati)
From inguinal ligament, pubic tubercle
To pectineal line
Identifiers
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FMA {{#property:P1402}}
Anatomical terminology
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The lacunar ligament (also named Gimbernat’s ligament)[1] is a ligament in the inguinal region[2] that connects the inguinal ligament to the pectineal ligament[3] near the point where they both insert on the pubic tubercle.[4]

Anatomy

It is the part of the aponeurosis of the external oblique muscle that is reflected backward and laterally and is attached to the pectineal line of the pubis.

It is about 1.25 cm. long, larger in the male than in the female, almost horizontal in direction in the erect posture, and of a triangular form with the base directed laterally.

Its base is concave, thin, and sharp, and forms the medial boundary of the femoral ring. Its apex corresponds to the pubic tubercle.

Its posterior margin is attached to the pectineal line, and is continuous with the pectineal ligament. Its anterior margin is attached to the inguinal ligament.

Its surfaces are directed upward and downward.

Clinical significance

The lacunar ligament is the only boundary of the femoral canal that can be cut to release a femoral hernia.

Additional images

References

This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)

  1. Arráez-Aybar, LA & Bueno-López, JL. (2013). Antonio Gimbernat y Arbós: An Anatomist-surgeon of the Enlightenment (In the 220th Anniversary of his ‘‘A New Method of Operating the Crural Hernia’’). Clinical Anatomy 26:800–809
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  3. Moore, K.L., & Agur, A.M. (2007). Essential Clinical Anatomy: Third Edition. Baltimore: Lippincott Williams & Wilkins. 128. ISBN 978-0-7817-6274-8
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See also

External links

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