MedPath

OD-PHOENIX in Talus Osteochondral Lesion

Phase 1
Terminated
Conditions
Talus Osteochondral Defect
Interventions
Biological: OD-PHOENIX
Registration Number
NCT02736318
Lead Sponsor
TBF Genie Tissulaire
Brief Summary

Treatment of osteochondral lesion of Talus with a devitalized viro-inativated sterile osteochondral graft. To avoid having to harvest autograft material from the knee, a processed allogeneic osteochondral can be used instead autograft. The surgical technique is to implant in the osteochondral defect one to three products in the defect.

Detailed Description

Not available

Recruitment & Eligibility

Status
TERMINATED
Sex
All
Target Recruitment
12
Inclusion Criteria
  • Male and female patients between the ages of 18 and 50
  • Isolated osteochondral lesion of the talus due to trauma (fracture) or osteochondritis dissecans
  • Osteochondral lesion > Anderson Grade I (MRI)
  • 1 to 3 cm2 lesion
  • Presence of disabling and clinically meaningful symptoms (subjective OMAS < 50)
  • Patient who has been treated previously for this lesion, except if this treatment consisted of autologous osteochondral grafting
  • No significant obesity (BMI < 30)
  • Patient able to understand, sign and date the informed consent form
  • Patient affiliated with a national health insurance system or who is the beneficiary of such as system
  • Women of childbearing age may not be included in the clinical trial unless their pregnancy test is negative. If this test is negative, they will be asked to use an effective birth control method during the entire the study.
Exclusion Criteria
  • Pregnant or breast feeding women: Women of childbearing age will be asked to undergo a pregnancy test before being enrolled into the study and to use an effective birth control method.
  • Previous mosaicplasty treatment of this lesion
  • Fracture or bone defect or subchondral lesion without cartilage involvement, untreated osteonecrosis, collapse of talar dome
  • Presence of osteoarthritis, rheumatoid arthritis, excessive hindfoot deformity or any other condition of the talocural joint that, in the surgeon's opinion, is likely to compromise the allograft's outcome
  • Excessive laxity or recurrent instability that could affect the score evaluation
  • Presence of an ulcerative disease, heavy smoking, tuberculosis, chronic psychiatric disorder or disease requiring long-term treatment with a medication that would affect bone or joint metabolism
  • Persons with cancer or a history of cancer
  • Persons deprived of their freedom by a judicial or administrative decision
  • Adults subject to legal protection measures or who are unable to provide their consent

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
processed osteochondral allograftOD-PHOENIXImplantation of 1 to 3 osteochondral products in osteochondral lesion of talus.
Primary Outcome Measures
NameTimeMethod
Determine the improvement in ankle function based on the OMAS at 24 months3 months, 6 months, 12 months, 18 months, 24 months

questionnaire

Secondary Outcome Measures
NameTimeMethod
Clinical and functional improvement of the ankle by AOFAS score3 months, 6 months, 12 months, 18 months,24 months

questionnaire and clinical evaluation

Impairment improvement by FASS ( foot and ankle severity score)3 months, 6 months, 12 months, 18 months,24 months

questionnaire

Evaluate osteochondral graft integration with imaging12 months, 18 months, 24 monts

- CT-scan at 12 months, MRI 18- 24 months

Trial Locations

Locations (2)

AZ Monica

🇧🇪

Antwerp, Belgium

Poriya Medical Center

🇮🇱

Tiberias, Israel

© Copyright 2025. All Rights Reserved by MedPath