Etiology and classification of the unstable total knee arthroplasty

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  • Increasing number of primary and revision total knee arthroplasties on a global scale
  • Instability is an important major indication for revision
  • The etiology and symptoms of instability after total knee arthroplasty
  • Risk factors for instability in total knee arthroplasty
  • Classification of the unstable total knee arthroplasty
  • Extension instability
  • Flexion instability
  • Midflexion instability
  • Genu recurvatum
  • Global multiplanar instability
  • Conclusion

Part 2 | Evaluation and treatment of extension and recurvatum instability

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Part 3 | Evaluation and treatment of flexion, midflexion, and global instability

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