Hand

Extensor Tendon Laceration

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Extensor Tendon Laceration

  • Signs
  1. Variable loss of active finger extension
  2. Inspect all Lacerations for Tendon Injury
  3. Metacarpal-phalangeal joint (MCP) may be most difficult
    1. Tendon retracts most at this location
  4. Exploration may require Laceration extension
    1. Allows for tendon visualization
  • Management
  1. Direct end to end repair of tendon
    1. Indications
      1. Full tendon Laceration
      2. Partial tendon Laceration over 33% of tendon
    2. Technique
      1. Use non-Absorbable Suture (nylon) 4-0
      2. Figure of eight repair
  2. Splint wrist and finger in extension for 4 weeks