extensor retinaculum

extensor retinaculum
extensor ret·i·nac·u·lum -.ret-ən-'a-kyə-ləm n
1) either of two fibrous bands of fascia crossing the front of the ankle:
a) a lower band that is attached laterally to the superior aspect of the calcaneus and passes medially to divide in the shape of a Y and that passes over or both over and under the tendons of the extensor muscles at the ankle called also inferior extensor retinaculum
b) an upper band passing over and binding down the tendons of the tibialis anterior, extensor hallucis longus, extensor digitorum longus, and peroneus tertius just above the ankle joint called also superior extensor retinaculum, transverse crural ligament
2) a fibrous band of fascia crossing the back of the wrist and binding down the tendons of the extensor muscles

Medical dictionary. 2011.

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  • Extensor retinaculum — may refer to:* Extensor retinaculum of the hand * Superior extensor retinaculum of the foot * Inferior extensor retinaculum of the foot …   Wikipedia

  • Extensor retinaculum of the hand — The mucous sheaths of the tendons on the back of the wrist. (Dorsal carpal ligament labeled at bottom center.) Latin retinaculum musculorum extensorum manus Gray s …   Wikipedia

  • Inferior extensor retinaculum of foot — Ligament: Inferior extensor retinaculum of foot The mucous sheaths of the tendons around the ankle. Lateral aspect …   Wikipedia

  • Superior extensor retinaculum of foot — Infobox Anatomy Name = PAGENAME Latin = retinaculum musculorum extensorum superius pedis, ligamentum transversum cruris GraySubject = 130 GrayPage = 488 Caption = The mucous sheaths of the tendons around the ankle. Lateral aspect. Trans. crural… …   Wikipedia

  • inferior extensor retinaculum — n EXTENSOR RETINACULUM (1a) …   Medical dictionary

  • superior extensor retinaculum — n EXTENSOR RETINACULUM (1b) …   Medical dictionary

  • extensor retinaculum of hand — r. musculorum extensorum manus …   Medical dictionary

  • Extensor carpi ulnaris muscle — Extensor carpi ulnaris Posterior surface of the forearm. Extensor carpi ulnaris labeled in purple at center right. Latin musculus extensor carpi ulnaris …   Wikipedia

  • Retinaculum — or retinacula may be:Human anatomy: * Peroneal retinacula * Flexor retinaculum of the hand * Extensor retinaculum of the hand * Retinaculum musculorum flexorum pedis, in lower leg and footInvertebrate anatomy: * the Retinaculum (moth), in wing *… …   Wikipedia

  • retinaculum — A frenum, or a retaining band or ligament. [L. a band, a halter, fr. retineo, to hold back] antebrachial flexor r. thickening of distal antebrachial fascia just proximal to radiocarp …   Medical dictionary

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