Does joint fusion surgery treat hand osteoarthritis?

Hand osteoarthritis can affect the small joints of the fingers or thumb. During fusion, the damaged joint surfaces are prepared and the bones are held in position until they join. The goal is a steadier, less painful joint for gripping or pinching. Because the fused joint cannot bend, surgeons choose the joint and position carefully; preserving useful movement in neighbouring joints matters. Fusion is more often considered for a painful, unstable, or badly damaged joint than for mild symptoms.

A hand surgeon can match the operation to the exact joint involved and your daily tasks. Explain whether pain affects writing, opening containers, work, or sleep. Ask about splinting, hand therapy, imaging, fixation, wound care, and the period when lifting must be limited. The pages on [Hand Osteoarthritis](/conditions/hand-osteoarthritis/) and [Joint Fusion Surgery](/treatments/reconstructive-orthopedic-surgery/joint-fusion-surgery/) offer useful background.

Get medical advice promptly if a hand joint becomes suddenly hot and red, swelling rises quickly, or you develop fever after an operation. Contact your surgical team for increasing drainage, wound separation, new loss of sensation, a pale or blue finger, or pain that is not settling as expected.

Ask which joint is responsible for the pain, whether fusion or joint replacement better fits your needs, what movement will be lost, and how hand therapy will protect strength and function during healing.