Anatomic Posterolateral Corner Reconstruction of the Knee Using Single Semitendinosus Autograft: Technical Note for the Borderline-length Graft
2024

Knee Reconstruction Technique Using Single Semitendinosus Graft

publication Evidence: moderate

Author Information

Author(s): Lima-Bernardes Francisco, Silva Nuno Vieira da, Ribeiro Pedro, Soares Diogo Manuel, Ferreira Nuno, Nogueira Hélder

Primary Institution: Serviço de Ortopedia, Centro Hospitalar do Tâmega e Sousa, Penafiel, Portugal

Hypothesis

Can a single semitendinosus autograft be effectively used for anatomic reconstruction of the posterolateral corner of the knee?

Conclusion

The modified technique allows for effective reconstruction of the posterolateral corner using a single semitendinosus graft, even when the graft length is borderline.

Supporting Evidence

  • The technique allows for the use of a single graft, reducing the need for multiple graft harvesting.
  • Using a knotless suture anchor for the thinnest limb of the graft maximizes its usage.
  • The modified sequence of steps helps to avoid tendon waste and improves graft incorporation.

Takeaway

Doctors found a way to fix a part of the knee using just one piece of tendon instead of two, which is easier and less painful for patients.

Methodology

The technique involves using a single semitendinosus autograft with a knotless suture anchor for fixation, allowing for reconstruction even with shorter grafts.

Potential Biases

Risks include common peroneal nerve palsy, fibular head fracture, and tunnel coalition.

Limitations

The main limitation is the length of the harvested semitendinosus graft, which may not be sufficient for all patients.

Digital Object Identifier (DOI)

10.1055/s-00042410

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