Rotator cuff interval
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The combination of the coracohumeral ligament and superior glenohumeral ligament has a complex relationship with the long head of biceps tendon (LHB), acting together to prevent subluxation or anterior dislocation of the LHB.
- anterior: posterior aspect of the subscapularis tendon
- posterior: anterior border of the supraspinatus tendon
- medial: lateral margin of the base of the coracoid process
- roof: the rotator interval capsule, reinforced by:
- coracohumeral ligament
- tendon of the long head of biceps brachii
- superior glenohumeral ligament
History and etymology
It was first defined by C S Neer in 1970 3.