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Extensor Pollicis Longus
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 Extensor Pollicis Longus is a deep muscle of the posterior forearm.

Anatomical Attachments:

  • Origin: Attaches to the posterior surface of the ulna, and the interosseus membrane.
  • Insertion: Attaches to the base of the last phalanx of the thumb.

Action: Extends the thumb.

Synergist: Brachioradialis, Supinator, Extensor Carpi radialis brevis and longus, Abductor pollicis longus, Extensor pollicis brevis, Extensor digitorum, Extensor digiti minimi, Extensor carpi ulnaris, Extensor indicis.

Antagonist: Pronator teres, Flexor carpi radialis, Palmaris longus, Flexor carpi ulnaris, Flexor digitorum superficialis, Flexor digitorum profundus, Flexor pollicis longus, pronator quadratus.

 

Click for Muscle Test 

 

Nerve Supply: Radial nerve (C6, C7, and C8).

Vascular supply: Posterior interosseus of the ulnar artery.

 

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