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An Exploratory Clinical Study to Investigate the Effect of autoSTEM-OA and alloSTEM-OA in Participants With Knee Osteoarthritis

An Exploratory Clinical Study to Investigate the Effect of autoSTEM-OA and alloSTEM-OA in Participants With Knee Osteoarthritis.

Status
UNKNOWN
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05789719
Enrollment
20
Registered
2023-03-29
Start date
2023-11-01
Completion date
2024-11-01
Last updated
2023-03-29

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

Conditions

Osteoarthritis, Knee

Brief summary

A phase 1 exploratory clinical study to investigate safety, tolerance and efficacy of a single intra-articular injection of autoSTEM-OA or alloSTEM-OA in participants with mild to moderate knee osteoarthritis

Interventions

BIOLOGICALSTEM-OA

Combination of autologous or allogeneic MSC(AT)s and fat

Sponsors

StemMedical A/S
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 60 Years
Healthy volunteers
No

Inclusion criteria

1. Informed consent obtained before any study-related activities. Study-related activities are any procedures that are carried out as part of the study, including activities to determine suitability for the study. 2. Male or female, aged 18 - 60 years (both inclusive) at the time of informed consent. 3. Joint pain ≥ 30mm on 100mm VAS at screening 4. Grade 2-3 Kellgren Lawrence OA on radiograph with no full-thickness lesion \>1 cm in any dimension by x-ray 5. Failure of minimum 2 nonoperative therapies (oral pain medications, physical therapy, corticosteroid injection, or viscosupplementation injection) 6. Body mass index (BMI) within the range 18 - 35 kg/m2 (both inclusive) 7. Minimum 200 ml of fat (lipoaspirate) available for liposuction at the abdomen and/or thighs as judged by the investigator. 8. Agree to donate cells to alloSTEM-OA participants. 9. Fulfils eligibility criteria for allogeneic cell- and tissue donors. 10. Speaks and reads Danish or English

Exclusion criteria

1. Active tobacco use, or use of other nicotine substitutes 2. Active cancer or still in follow-up (5 years) 3. Rheumatologic disease 4. Avascular disease 5. Severe bone deformity 6. Previous infection of the knee joint 7. Pes anserine bursitis 8. pain attributed to diffuse edema 9. pain attributed to displaced meniscal tear or osteochondritis 10. Neurogenic or vascular claudication 11. Bleeding disorders 12. Chemotherapy 13. Radiation therapy to the leg or adipose harvested site 14. Knee injections within 3 months of treatment 15. Unable to discontinue the following drugs 7 days before injections (prescription pain medication, anticoagulation medicine (including ibuprofen), thrombolytics, antiplatelet medication) 16. Use of oral glucocorticoids. 17. Female who is pregnant, breast-feeding or intends to become pregnant within 1-year after the treatment, or is of child-bearing potential and not using highly effective contraceptive method. 18. Known chronic disease associated with metabolism malfunction or poor healing. 19. Allergy towards necessary anaesthesia 20. Varus/valgus malalignment \>5° 21. Isolated patellofemoral arthrosis

Design outcomes

Primary

MeasureTime frameDescription
STEM-OA safety13 weeksNumber of treatment emergent adverse events (TEAEs)

Secondary

MeasureTime frameDescription
Knee pain13 weksChange in KOOS 'pain' score
Number of treatment responders13 weksNumber of treatment responders according to the OMERACT-OARSI criteria

Countries

Denmark

Contacts

Primary ContactJesper Due Jensen, PhD
jj@stemmedical.com+45 51222087

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026