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Rotator Cuff Muscles

Rotator Cuff Muscles – Functional Anatomy

Rotator Cuff Muscles Rotator cuff muscles tend to have anatomy that is more complicated than expected. Each muscle has its own structural quirks, which need to be considered in treatment. As a whole, they complete each other in the balancing act of securing the humeral head. It is complicated by unexpected attachments as well as …

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Infraspinatus – Functional Anatomy

The anatomy of the infraspinatus is a bit more complicated than typically explained. A more detailed understanding is helpful for effective neuromuscular massage. Overview of Anatomy The infraspinatus is a flat rotator cuff muscle located in the infraspinous fossa of the scapula. Like trapezius, deltoid, and triceps, it has 3 sections: The superior belly originates …

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Subscapularis – Functional Anatomy

The subscapularis muscle is a thick, fan-shaped muscle on the underside of the shoulder blade. By far, it is the largest and strongest Also, it the largest shoulder muscle. rotator cuff muscle. A bursa separates it from the serratus anterior. The triangular-shaped bellies merged into a thick band that crosses the glenohumeral joint. As it …

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Teres Minor – Functional Anatomy

    Teres minor is a simple muscle in a complicated area of structural anatomy. Its a flat muscle that lies up under the inferior belly of infraspinatus and posterior deltoid. It is the border of rotator cuff muscle. Consequently, teres covers the long head of the triceps, which attaches to the infraglenoid tubercle and separates …

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Supraspinatus – Functional Anatomy

Supraspinatus anatomy presents as a simple strip of mucle. It attaches to the top of the scapula and inserts on the head of the humerus. More extensive studies have been done because of its association with shoulder impingement and tendinopathy. In fact, it is more complex than it appears. Actually, more recent studies, like this …

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