Intraosseous PRP for Knee Osteoarthritis: Pilot Study

The aim of this study was to assess a novel approach to treating severe knee osteoarthritis by targeting synovialmembrane, superficial articular cartilage, synovial fluid, and subchondral bone by combining intra-articular injections and intraosseous infiltrations of platelet rich plasma.This study explored a new strategy consisting of intraosseous infiltrations of platelet rich plasma into the subchondral bone in combination with the conventional intra-articular injection in order to tackle several knee joint tissues simultaneously.