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Prospective, open, multicentre observational clinical study to inves- tigate safety and efficacy of cell-free Autologous Conditioned Serum (ACS) in patients with knee osteoarthritis with 3 years follow-up

Prospective, open, multicentre observational clinical study to inves- tigate safety and efficacy of cell-free Autologous Conditioned Serum (ACS) in patients with knee osteoarthritis with 3 years follow-up - OrthoR

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00010478
Enrollment
1000
Registered
2016-11-14
Start date
2018-05-02
Completion date
Unknown
Last updated
2025-04-07

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

Conditions

M17.0 M17.1 M17.4 M17.5

Interventions

Group 1: With the medical device EOT®II, using a special process the investigator prepares cell-free autologous conditioned serum which will be injected intra-articular in knee joint four to six times

Sponsors

ORTHOGEN AG
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1) Confirmed Knee OA (Kellgren-Lawrence Grades II–IV) diagnosis with imaging proceders (e.g. x-ray, CT, MRI) not older than 6 month 2) Knee pain for at least 4 weeks and pain intensity NRS =5 3) Treatment initiation with ACS 4) Signed informed written Patient´s Informed Consent Form

Exclusion criteria

Exclusion criteria: 1) Previous knee operations in the last 6 months (Surgery and/or diagnostic arthroscopy) 2) History of clinically significant trauma 3) Intra-articular injections in the last 3 months with steroids, hyaluronate compounds or PRP, ACS, ACP 4) RA or autoimmune cause of arthritis, systemic bone or joint illnesses 5) Active inflammation of predominant patella-femoral disease 6) BMI>30 7) Malignancy 8) Infection 9) Pregnancy

Design outcomes

Primary

MeasureTime frame
Intraindividual comparison of the pain sub scale of the "Knee injury and Osteoarthritis Outcome Score" (KOOS) between week 0 and 48 weeks.

Secondary

MeasureTime frame
1) Intraindividual comparison of the "Numeric Rating Scale" (NRS) between week 0 and 48 weeks. 2) Intraindividual comparison of the sub-scales of the "Knee injury and Osteoarthritis Outcome Score" (KOOS) between week 0 and 48 weeks. 3) Intraindividual comparison of the "EuroQol five dimensions questionnaire15" (EQ-5D) between week 0 and 48 weeks. 4) Intraindividual comparison of the "Work Productivity and Activity Impairment" (WPAI) between week 0 and 48 weeks.

Countries

Germany, Italy, Poland, Serbia, Spain, Turkey

Contacts

Public ContactTanju Kaptan

ORTHOGEN Lab Services GmbH

info@orthokineregistry.com+ 49 211 38700 700

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026