![]() The extensor tendons are organized into 6 compartments numbered I to VI from the radial side to the ulnar aspect of. ![]() Mri 4f extensor pollicis longus rupture radsource Extensor Tendon Compartments Of The Wrist - Wikipedia en.Įxtensor wrist compartments hand anatomy injury tendon med nerve muscles hands left google tunnel palmar drawing system PPT - FLEXOR TENDON INJURIES James M. Transverse anatomy of the extensor tendons. Perforation of the dorsal joint capsule allows the. Muscles of the Dorsum of the Foot Long Extensor Tendons The tendon passes beneath the extensor retinacula, in company with the peroneus tertius muscle and then divides into four, which fan out over the dorsum of the foot and pass to the lateral four toes. The EDC tendons run in the fourth dorsal compartment, whose ulnar edge lies over the distal radioulnar joint. There are in fact 6 separate compartments on the back (dorsum) of the wrist that contain tendons of muscles that extend (as opposed to flex) the wrist and the fingers and thumb. By extending fascial attachments to the underlying bones and periosteum, the retinaculum forms six osseofascial compartments over the dorsal wrist. The tendons lie in compartments, each of which is lined by a synovial sheath. Wrist tendinopathy usually affects the extensor tendons and the compartments of the wrist that they fit through. It is an oblique band runs downwards and medially preventing bowstringing. ![]() Read more: Extensor Pollicis Longus Rupture Extensor Retinaculum is a fibrous, thickened band that holds the extensor tendons at the dorsum of the wrist. At this level, the extensor tendons are covered with a synovial sheath. The retinaculum is divided into six compartments which consist of different extensor tendons, and there is anatomical variation of the septal attachment of the. Its average width is 4.9 cm (with a range of 2.9 to 8.4 cm), as measured over the fourth compartment (see Figure 12.2-1 ). Extensor Pollicis Longus Rupture we have 9 Pics about Extensor Pollicis Longus Rupture like Extensor Pollicis Longus Rupture, Indications for Primary Flexor Tendon Repair | Plastic Surgery Key and also PPT - FLEXOR TENDON INJURIES James M. The extensor retinaculum is a wide fibrous band that prevents bowstringing of the tendons across the wrist joint.
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