- The word Lunate is derived from the Latin word Luna meaning crescent-shaped or moon.
- Situated in the center of the proximal row of the Carpus.
- Located between the Scaphoid and Triquetrum.
- Anatomic Description
- The superior surface is convex and smooth that articulates with the Radius.
- The inferior surface is deeply concave articulating with the head of the Capitate and the Hamate.
- The lateral surface has a narrow, semilunar facet for articulation with the Scaphoid.
- The medial surface has a smooth facet, for articulation with the Cuneiform.
- Provide osseous structure to the wrist
- Involved in movement of the wrist
- Radius proximally
- Capitate and Hamate distally
- Scaphoid laterally
- Triquetrum medially
- Ligament Attachments
- Scapholunate Ligament
- Luno-triquetral Ligament
- Radio-luno-triquetral Ligament
- Radio-scapho-lunate Ligament
- Ulno-lunate ligaments
- Branches from the dorsal radiocarpal arch and dorsal intercarpal arch.
- Lunate Fracture
- Lunate Dislocation
- Kienbocks Disease
- Scapholunate Instability
- Lunotriquetral Instability
- ↑ Gray H. Anatomy of the Human Body. Twentieth edition. Philadelphia: Lea & Febiger; 1918 Available from: https://www.bartleby.com/107/54.html
- ↑ Doyle JR, Botte MJ. Surgical Anatomy of the Hand and Upper Extremity. Lippincott Williams & Wilkins. (2003) ISBN:0397517254
Alaa Khader on 18 January 2022 19:54:38
18 January 2022 23:42:55