BASISKINESIOLOGIE ELLEBOOG
3 gewrichten:
* Art humero-ulnaris (HU)
* Art. humero-radialis (HR)
* Art. radio-ulnaris proximalis (RUP)
Gewrichtskapsel omhult alle 3, en is langs voor en achter dus maar wordt langs zijkanten versterkt door
collaterale banden.
* Bij de radius vormt het gerichtskapsel onder het lig. anulare radii een uitpuling (recessus sacciformis)
die bij pro- en supinatie als reserveplooi dienst doet
* Kapselspanners: brachalis en anconeus → zorgt ervoor dat kapsel niet gekneld raakt
* Inherent relatief stabiel gewricht
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, ART HUMERO-ULNARIS SAMENVATTING
* Zadelgewricht
* Frontaal vlak: humerus concaaf, ulna convex → AB en AD: rol-glij tegengesteld
* Sagitaal vlak: humerus convex, ulna concaaf → Flexie en extensie: rol-glij gelijk
* Normaal: hoek van 135° met ulnaschaft vaar ventraal proximaal
- Of 45° naar dorsaal distaal
Capsulair patroon Rustpositie (LPP) Closed packed position
Supinatie, eindstandig pijnlijk 70° flexie en 35° supinatie Max extensie
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