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Clinical trial of adipose tissue-derived stem cell spheroids transplantation for knee osteoarthritis

Open-label trial on the safety of Adipose tissue-derived stem cell spheroid (S-ADSCs) transplantation using an adhesive culture vessel for knee osteoarthritis - Olt-S-ADSCKOA

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTb050200097
Enrollment
5
Registered
2020-12-17
Start date
2021-02-08
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

Knee osteoarthritis

Interventions

Intraarticular administration of S-ADSCs using a 21G needle with echo guide. Dosing a full of one container in one injection. The cell suspension contains about 42,000 S-ADSCs.

Sponsors

Sobajima Satoshi
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: -Patients with dysfunction associated with osteoarthritis -Over 20 years old when obtaining consent -No improvement in standard conservative therapy for insurance indication -Don't wish to perform artificial joint replacement or osteotomy -Obtain written consent sufficient explanation about this study -Able to comply with a fixed schedule

Exclusion criteria

Exclusion criteria: -Patients who have difficulty with subcutaneous liposuction -Patients with cancer -Patients who are using anti-cancer drugs, biologics or immunosuppressants -Patients with active infection -Patients who have recieved this treatment within a month -Patients with serious complicaitons such as heart disease, liver diseaes, lung disease, kidny disease, bleeding tendency, uncontroled diabetes, hypertension, etc. -Patients with a history of drug sensitivity to anesthetics -Other patients judged inappropriate by doctors

Design outcomes

Primary

MeasureTime frame
Presence or absence of adverse event

Secondary

MeasureTime frame
Clinical score evaluation such as WOMAC, JKOM, KOOS (4 weeks, 12 weeks, and 24 weeks after treatment) MRI image evaluation (24 weeks after treatment)

Countries

Japan

Contacts

Public ContactMisako Fujii

Sobajima Clinic

fujii@soba-cli.com+81-6-4309-1225

Outcome results

None listed

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