Trigger Finger

彈弓指 trigger finger

Popping sound from trigger finger

Tendon sheath is the ligaments link up the finger joints which provides stability during finger movements. Over abrasion between tendon sheath and tendons would cause traumatic inflammation. Patient should avoid prolonged bending of fingers and over exertion of finger so as to prevent fingers from being hurt.

Cause of Trigger finger

Trigger finger is caused by trauma and overuse for fingers tendon sheath, e.g. heavy lifting, twisting clothes, etc., which would cause damage to the ligaments around fingers.

How to prevent from trigger finger

The best way to prevent trigger fingers is to avoid using the same finger for a long period of time with excessive force.

Time does not heal: early treatment is better

At early stage, finger would be painful and swollen. Moreover, tendon sheath would be thickened and affect the fingers movement. Inflammation of tendon sheath would cause swelling and traumatic inflammation pathology at the finger tendons.

New treatment options

  • Spine and Physiotherapy: with adequate rest beforehand, displaced finger joints are restored, leading to decompression of tendon sheath. Short wave diathermy, heat treatment for tendon sheath relaxation.
  • Medications: steroid injection, NSAIDs
  • Surgical operation: tendon sheath release
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