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The Distal Radioulnar Joint Anatomy and Clinical Application

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The Distal Radioulnar Joint

Anatomy and Clinical Application

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What is it?• Trochoid Joint between the head of the ulna

and the distal radius• Enables pronation and supination• Through TFCC allows force transmission of

axial loads• Mobile and Stable?

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StabilityBoney vs. Soft Tissue

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Anatomy – Boney Stabilsers

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Anatomy – Soft Tissue StabilisersStatic

1. TFCC2. Joint Capsule3. Interosseous Membrane

Dynamic4. Pronator Quadratus5. Extensor Carpi Ulnaris

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Anatomy

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Anatomy

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The Distal Radio-Ulnar Joint

Anatomy, Stabilisation, Chronic vs. Acute, Clinical Application

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The Distal Radio-Ulnar Joint

Anatomy, Stabilisation, Chronic vs. Acute, Clinical Application

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The Distal Radio-Ulnar Joint

Anatomy, Stabilisation, Chronic vs. Acute, Clinical Application

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The Distal Radio-Ulnar Joint

Anatomy, Stabilisation, Chronic vs. Acute, Clinical Application