About this trial
The purpose of our study is to examine the effect of platelet-rich-plasma (PRP) injection on the short-term resolution of post-injury inflammation (biomarkers) and improvement in joint function in patients with acute ACL injury. This RCT has been powered based on the questionnaire KOOS Jr. but it is considered a 'pilot study' in terms of the lab analysis proposed.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Acute ACL injury within 6 weeks of presentation
Age 14-50
Male or female
Meniscus injury that can be treated with meniscectomy or repair (the lack of meniscus injury will not exclude patients)
Disqualifiers
Prior ACL reconstruction
Prior cartilage repair procedure
Prior meniscus surgery within 12 months
Prior steroid, hyaluronic acid, or PRP injection within 6 months
Trial design
Parallel
Treatments tested in this trial
platelet rich plasma (PRP) injection
Procedure/SurgeryWe aim to evaluate early catabolic and inflammatory changes in knee joints in patients receiving PRP injections following ACL injury, as these patients are at higher risk of developing PTOA. We also aim to establish correlations between markers of biologic activity of PRP and clinical outcomes (including both patient-reported outcomes and clinical functional outcomes), with emphasis on cellular and molecular inflammatory parameters modulated by PRP.
placebo saline injection
Procedure/SurgeryPatients randomized into the control arm will receive the placebo or saline injection
Treatment groups
Trial outcomes
Primary outcomes
Platelet count (Thousand/uL)
Platelet count (Thousand/uL) will be measured by completing a complete blood count on patient's blood sample.
Platelet count (Thousand/uL)
Platelet count (Thousand/uL) will be measured by completing a complete blood count on patient's blood sample.
Knee Injury and Osteoarthritis Outcome (KOOS-JR)
This survey asks about how the patient feels about their knee. The information helps keep track of how the patient feels about their knee and how well they are able to do their usual activities. There is no unique measurements. Answer options per question regarding stiffness, pain, function, daily and living are: None, Mild, Moderate, Severe, and Extreme
Knee Injury and Osteoarthritis Outcome (KOOS-JR)
This survey asks about how the patient feels about their knee. The information helps keep track of how the patient feels about their knee and how well they are able to do their usual activities. There is no unique measurements. Answer options per question regarding stiffness, pain, function, daily and living are: None, Mild, Moderate, Severe, and Extreme
Secondary outcomes
Knee stability
Using the KT1000 arthrometer
Knee stability
Using the KT1000 arthrometer
Knee stability
Using the KT1000 arthrometer
Knee strength
Using the Cybex test
Sponsors and contacts
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Hospital for Special Surgery, New York
Lead sponsor
Orthopedic Research and Education Foundation
Collaborator