Preliminary One-Year Observational Outcomes After GPS Leukocyte-Rich Platelet-Rich Plasma Injection for Kellgren-Lawrence Grade II and III Knee Osteoarthritis: A Japanese Real-World Case Series

Background

Platelet-rich plasma (PRP) is used as an orthobiologic injection therapy for knee osteoarthritis (OA), but reported outcomes vary according to PRP formulation, injection protocol, comparator, and patient selection. Real-world data describing the Zimmer Biomet GPS leukocyte-rich PRP system in Japanese clinical practice remain limited.

Purpose