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Related Concept Videos

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Fractures: Bone Repair

Treatment for a fracture is based on the type of break, the bone affected, and the patient's age.
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Related Experiment Video

Updated: Jul 7, 2026

A Novel Tenorrhaphy Suture Technique with Tissue Engineered Collagen Graft to Repair Large Tendon Defects
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A Low-Cost Tensionable Quadriceps Tendon Rupture Repair Using Transosseous Tunnels.

João Lopes1,2, Gonçalo Martinho1, Manuel Oliveira1

  • 1Hospital CUF Santarém, Santarém, Portugal.

Arthroscopy Techniques
|August 18, 2025
PubMed
Summary

Quadriceps tendon ruptures disrupt knee extension. This study introduces a novel, low-cost, tensionable transosseous anatomic repair technique to achieve a tight construction, addressing concerns about gap formation after surgical repair.

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Area of Science:

  • Orthopedic Surgery
  • Musculoskeletal Trauma
  • Biomedical Engineering

Background:

  • Quadriceps tendon rupture is a severe injury affecting the knee extensor mechanism.
  • Diagnosis involves clinical examination and imaging (radiographs, ultrasonography, MRI).
  • Operative repair is necessary for disrupted extensor mechanisms.

Purpose of the Study:

  • To present a novel, low-cost, tensionable, transosseous anatomic repair for quadriceps tendon ruptures.
  • To address the concern of gap formation, a common issue in current repair techniques.
  • To evaluate the efficacy of the proposed technique in achieving a tight construction.

Main Methods:

  • Description of a new surgical technique for quadriceps tendon repair.
  • Focus on transosseous fixation with tensioning capabilities.
  • Emphasis on achieving an anatomic and secure repair.

Main Results:

  • The proposed technique offers a low-cost solution for quadriceps tendon repair.
  • It allows for tension adjustment during the repair process.
  • The method aims to create a tight construction, minimizing gap formation.

Conclusions:

  • The described low-cost, tensionable, transosseous anatomic repair is a promising method for quadriceps tendon ruptures.
  • This technique may offer advantages in achieving a secure repair and reducing postoperative complications related to gap formation.
  • Further studies are warranted to compare its clinical outcomes with existing methods.