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Supraspinatus

Contents

Anatomy pictures

Supraspinatus - posterolateral
Supraspinatus - superolateral
Supraspinatus - lateral

Referred pain pattern

Supraspinatus - pain pattern, anterior aspect

Muscle Type

  • Postural
    • Shortens when overactivated

Symptoms

  • Dullaching during rest in shoulder
  • Problems reaching overhead

Muscle attachment zones

Videos

Short version

Detailed version

Synergists

Abduction shoulder

  • Deltoideus
  • Biceps Brachii
  • Pectoralis Major

Antagonists

Adduction shoulder

  • Pectoralis Major
  • Latissimus Dorsi
  • Teres Major
  • Coracobrachialis
  • Biceps Brachii
  • Triceps Brachii
  • Teres Minor

Anatomy

Position

  • Deep

Origin

  • Fossa supraspinata scapula

Insertion

  • Tuberculum majus humeri (upper facet)

Main function

  • Shoulder
    • Abduction

Nerve innervation

  • Segmental
    • C5-C6
  • Peripheral
    • Nervus suprascapularis

Arterial supply

  • Suprascapular artery