Skip to content

The clinical study for the joint treatment by allogeneic cell sheet

The clinical study for the joint treatment by allogeneic cell sheet

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTa030190242
Enrollment
10
Registered
2020-03-05
Start date
2017-01-17
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cartilage defects associated with osteoarthritis of the knee

Interventions

Sponsors

Masato Sato
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients must meet all of the following criteria and have the ability to give informed consent 1. 20 to 60 years of age, either male or female 2. Have a cartilage defect of the knee joint 3. Cartilage defect under arthroscopy of greater than or equal to Outerbridge classification Grade III 4. The patellofemoral joint and condyle of the femur must have a cartilage defect or defects which can be fully covered by allogeneic chondrocyte sheets and which have traditionally been treated by marrow stimulation techniques or osteochondral autografts

Exclusion criteria

Exclusion criteria: Patients who meet any one or more of the following criteria will be excluded 1. Obtaining informed consent from the patient is difficult 2. Having complications hindering surgery under general anesthesia or complications affecting knee surgery 3. Having problematic infectious disease (including testing positive for HBV, HCV, HIV, HTLV, FTA-ABS) 4. Having rheumatoid arthritis or other systemic inflammatory disease

Design outcomes

Primary

MeasureTime frame
Primary outcome Measure of safety: frequency and content of adverse events

Secondary

MeasureTime frame
Secondary outcome Measure of efficacy: 1. Evaluation of the patient self-assessed outcome scores by J-KOOS and clinical evaluation by Lysholm Knee Score 2. X-ray 3. MRI 4. arthroscopic evaluation 5. photoacoustic evaluation 6. pathological evaluation

Countries

Japan

Contacts

Public ContactWatanabe Ayako

Tokai Univercity

a-watanabe@tokai-u.jp+81-463-93-1121

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026