Common injuries encountered include ulnar collateral ligament (UCL ... The AOL is also the primary stabiliser to internal rotatory forces.3 4 The flexor carpi ulnaris muscle, pronator teres and flexor ...
wkes.eu The extensor carpi ulnaris (ECU) muscle plays a key role not only in the active movements of wrist extension and ulnar deviation but also in providing stability to the ulnar side of the wrist.