Median nerve block (ultrasound-guided)

Last revised by Andrew Murphy on 23 Mar 2023

Median nerve block is a technique used for providing anesthesia to the median nerve territory, it may be performed at the level of the arm, elbow, forearm or the wrist.

  • fracture reductions
  • surgical repair of fractures
  • incision and drainage of cysts and abscesses
  • post-operative analgesia
  • burns involving tissue in the median nerve territory
  • cellulitis or abscess in the site of injection
  • known allergy to local anesthetics
  • compartment syndrome
  • high-frequency linear ultrasound probe
  • disinfectant agent
  • sterile ultrasound gel
  • sterile probe cover
  • local anesthetic 
  • skin or block needle

Even if it is a simple and safe block, complications may occur such as:

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