Is the Interosseous Membrane a Ligament?

Purpose: The interosseous membrane (IOM) of the forearm is a stout ligamentous complex that reportedly comprises several ligamentous components.

What is the interosseous ligament?

The interosseous talocalcaneal ligament forms the chief bond of union between the bones. It is, in fact, a portion of the united capsules of the talocalcaneonavicular and the talocalcaneal joints, and consists of two partially united layers of fibers, one belonging to the former and the other to the latter joint.

What type of tissue is interosseous membrane?

One such structure, the interosseous membrane, is a fibrous tissue with an oblique orientation from the radius to the ulna. The membrane maintains the interosseous space between the radius and ulna through forearm rotation and actively transfers forces from the radius to the ulna.