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Deltoid
Pointer Plus

Pointer Plus

The Pointer Plus is an easy to use trigger point (TP) locator which incorporates a push button stimulation feature to immediately treat Trigger point pain.

The Deltoid is a muscle of the shoulder.

Anatomical Attachments:

  • Origin: Attaches to the lateral 1/3 of the clavicle and the superior surface of the acromion and the spine of the scapula.
  • Insertion: Attaches to the deltoid tuberosity of the humerus.

Action: It abducts the arms.

Synergist: Supraspinatus, Infraspinatus, Teres major and minor, Subscapularis.

Antagonist: Pectoralis major and minor, Subclavius, Serratus anterior, Trapezius, Latissimus dorsi, Rhomboid major and minor, and Levator scapulae.

 

Click for Muscle Test 

 

Nerve Supply: Axillary Nerve (C5, C6).

Vascular supply: Posterior humeral circumflex.

Travell and Simons Trigger Point Pain Referral:  

Click on a small image to view an enlarged image

 

Trigger Point Signs and Symptoms: Tenderness or grabbing shoulder pain during motion of the arm, difficulty in lifting the arm to an even level.

Trigger Point Activating and Perpetuating Factors: Trauma to the muscle to include intramuscular injection, excessive lifting or painting.

Differential Diagnosis: Rotator cuff injury, Bicipital tendinitis, Subdeltoid bursitis, Glenohumeral joint arthritis, Impingement syndrome, (Segmental, Subluxation, Somatic dysfunction) C5 or C6 radiculopathy, Charcotís arthropathy, Fibromyalgia, Systemic lupus erythematosus, Osteoarthritis, Rheumatoid arthritis, Shoulder pointer, Fibromyalgia, Glenohumeral separation, Systemic infections or inflammation, Nutritional inadequacy, Metabolic imbalance, Toxicity, Side effects of medication.

 

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