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Subtalar Arthrodesis for Post-Traumatic Subtalar Arthritis

Christopher W. DiGiovanni, MD
Brigham and Women's Hospital

1. Introduction

2. Exposure

  1. Skin Marking
  2. Sinus Tarsi Approach
  3. Identify and Retract Peroneal Tendons
  4. Identify Subtalar Joint

3. Prepare Articular Surface

  1. Scrape Arthritic Cartilage
  2. Open Joint Space
  3. Perforate Subchondral Plate

4. Bone Grafting

  1. Identify Gerdy's Tubercle
  2. Harvest Graft
  3. Pack with Allograft
  4. Closure
  5. Add Autograft to Joint Space

5. Subtalar Fusion

  1. Drill Through Calcaneus
  2. Measure for Screw Length
  3. Insert Screw
  4. Repeat for 2nd Screw
  5. X-ray Confirmation

6. Closure

7. Discussion