BoneShort bone

Capitate

Latin: Os capitatum sinistrum

Location: Hand — carpus

Paired structure: one on the left and one on the right side of the body.

View the capitate in 3D

Function

The largest carpal bone — wrist keystone. The wrist's central pillar: the head pivots in the lunate's cup while its base fixes the third metacarpal — the axis about which the hand arcs.

Landmarks

  • Head
  • Neck
  • Body
  • Long axis of the central column

Articulations (joints)

  • Scaphoid
  • Lunate
  • Trapezoid
  • Hamate
  • Second and third metacarpals

Clinical relevance

Capitate neck fractures (scaphocapitate syndrome) follow violent dorsiflexion and share the proximal pole's avascular risks.

Educational anatomy reference, not medical advice. About this content.