Interosseous Membrane

• Interosseous Membrane:

  • Strong fibrous sheet between interosseous borders of radius and ulna
  • Direction of fibres: downwards and medially in an oblique fashion
  • Transmits forces from hand to radius, ulna and humerus
  • Oblique cord superiorly and opening distally for vessels to pass
  • Tightest in mid position

  A) Interosseous membrane

  
• Interosseous Membrane - Functions:

  • Divides forearm into anterior and posterior compartments
  • Shock absorption and dissipation
  • Attachment site for deep muscles

  A) Interosseous membrane