Cuboideonavicular joint

Cuboideonavicular Joint

The Cuboideonavicular joint, also known as the talonavicular joint, is an important articulation in the human foot. It is located between the cuboid bone and the navicular bone, two of the seven tarsal bones in the foot. This joint plays a crucial role in the overall function and stability of the foot.

Anatomy

The cuboideonavicular joint is a synovial joint, which means it is surrounded by a joint capsule filled with synovial fluid. This fluid helps to lubricate the joint and reduce friction during movement. The joint is supported by various ligaments, including the dorsal and plantar calcaneocuboid ligaments, which provide stability and prevent excessive movement.

Function

The main function of the cuboideonavicular joint is to allow for the movement of the foot during walking, running, and other weight-bearing activities. It acts as a pivot point, facilitating the transfer of forces from the hindfoot to the midfoot and forefoot. This joint also contributes to the overall flexibility and adaptability of the foot, allowing it to adjust to different surfaces and absorb shock.

Clinical Significance

Injuries or conditions affecting the cuboideonavicular joint can lead to significant pain and functional limitations. Common conditions include arthritis, ligament sprains, and dislocations. These injuries can be caused by trauma, overuse, or underlying medical conditions. Treatment options may include rest, physical therapy, medication, or in severe cases, surgical intervention.

See Also

• Tarsal Bones
• Synovial Joint
• Arthritis
• Ligament Sprain
• Dislocation

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  Gray's Anatomy illustration of the cuboideonavicular joint