Tanya Coats Occupational Therapy

Mallet Fingers

The Mallet Finger Orthosis

An injury to the extensor tendon in Zone 1, over the Distal Inter-Phalangeal (DIP) joint and/or middle phalanx, is termed a mallet finger. This injury occurs when there has been a disruption of the terminal slip extensor tendon, causing the finger to droop and the inability to actively extend the fingertip. The mechanism of injury …

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Anatomy 101: The Extensor Tendons

Tendons are cord-like extensions that connect muscles to bones. Extensor tendons are thin tendons located on the back of the hand, just under the skin. These particular tendons allow you to straighten your fingers and thumb and can be injured by a simple cut or jammed finger. These injuries can cause the tendons to rip …

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