extensor

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Related to extensor retinaculum: Extensor retinaculum of the hand

extensor

Anatomy any muscle that stretches or extends an arm, leg, or other bodily part
References in periodicals archive ?
* Treatment with NSAIDs or corticosteroid injections (see table 1 (2-4) for choices) in the first compartment of the extensor retinaculum (figure 7) is usually adequate to provide relief.
The disruption also involves a large part of both medial and lateral extensor retinaculum. With neglected or chronic patellar tendon ruptures, patients experience weakness, instability, and pain.
The lateral part of the muscle belly was shorter and became tendinous proximal to the extensor retinaculum. However, the medial part was longer, with the musculotendinous junction descending deep to the superior margin of the extensor retinaculum.
The first is placed distal to the anterior inferior fibula, through the inferior extensor retinaculum and capsule.
The extensor digitorum tendon originated from the lateral condyle of the humerus via the common extensor tendon and passed deep to extensor retinaculum to continue its course towards the digits.
Lister proposed using a portion of the extensor retinaculum for pulley reconstruction.
The deep peroneal nerve can become compressed in the fibro-osseous tunnel underneath the inferior extensor retinaculum. Here the EHL crosses over the nerve and predisposes a patient to nerve compression.

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