8 ligaments starting with A in Hand & Wrist Clear ×
LigamentA1 Pulley of the Fingervagina fibrosae digiti, pars anularis primaHand & WristThe A1 pulley is the first and most proximal annular pulley of the flexor tendon sheath…
LigamentA2 Pulley of the Fingervagina fibrosa digiti, annulus fibrosus A2Hand & WristThe A2 pulley is the proximal pulley overlying the proximal phalanx, the longest and most clinically…
LigamentA3 Pulley of the Fingervagina fibrosa digiti, annulus fibrosus A3Hand & WristThe A3 pulley lies directly over the PIP joint, the smallest of the five annular pulleys.…
LigamentA4 Pulley of the Fingervagina fibrosa digiti, annulus fibrosus A4Hand & WristThe A4 pulley overlies the middle phalanx, providing the critical anchoring point for the FDP tendon…
LigamentA5 Pulley of the Fingervagina fibrosa digiti, annulus fibrosus A5Hand & WristThe A5 pulley is the smallest annular pulley, located at the DIP joint level. It is…
LigamentAccessory Collateral Ligament of the PIP Jointligamentum collaterale accessorium articulationis interphalangeae proximalisHand & WristEach PIP joint has proper and accessory collateral ligaments: the proper collateral ligament (PCL) is the…
LigamentAnnular Pulleys (A2 and A4)vaginae fibrosae digitorum (anuli A2 et A4)Hand & WristThe five annular (A1-A5) and three cruciate pulleys of each finger form the fibro-osseous flexor tendon…
LigamentAnterior Oblique Ligament of the Thumb CMCligamentum obliquum anterius articulationis carpometacarpalis pollicisHand & WristThe anterior oblique ligament, also called the beak ligament, is the primary stabiliser of the thumb…
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