About this trial
The goal of this observational study is to evaluate the technique of subchondroplasty in patients with advanced knee osteoarthritis.
The main question it aims to answer is:
• Does the subchondroplasty technique with the administration of AccuFill Porous Bone Substitute Material (BSM) is effective in the relief of mechanical pain in patient with knee osteoarthritis ?
Participants will go under a minimally invasive surgery procedure (subchondroplasty) and fulfil 3 validated questionnaires to assess pain, functional impairments and subjective improvement.
This study will be conducted for 4 years.
Eligibility criteria
Qualifiers
Patient 18 years of age or older;
Patient with a Body Mass Index ≤35 (BMI=kg/m2);
Patient with Kellgren-Lawrence grade 3-4 Osteoarthritis, as reviewed on MRI and plain radiography;
Patient with knee bone marrow lesions confirmed by MRI result at least 3 months before the intervention;
Disqualifiers
Patient with a Body Mass Index > 35 (BMI=kg/m2);
Patient with inflammatory rheumatic pathologies;
Patient with frontal deformities (varus, valgus) of more than 12°;
Patient with degenerative pathologies at the operative stage but likely to benefit from a conservative intervention (osteotomy), except if the knee is centred;
Trial design
Treatments tested in this trial
- AccuFill® Porous Bone Substitute Material (BSM)