Supraspinatus

Description

Name

• Supraspinatus

General

• One of the four rotator cuff muscles
• Primary abductor of the arm along with the deltoid muscle

Origin

• Supraspinatous Fossa of the Scapula

Insertion

• Superior facet of the greater tubercle of the Humerus

Actions

• Abduction of arm

Vascular Supply

• Suprascapular Artery

Innervation

• Suprascapular Nerve

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Clinical Significance

• Rotator Cuff Impingement Syndrome
• Rotator Cuff Tear
• Rotator Cuff Tendonitis
• Calcific Tendonitis

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See Also

• Shoulder Anatomy (Main)
• Shoulder Pain (Main)
• Physical Exam Shoulder

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