AbstractKnee cartilage defects can cause significant pain and disability, leading to progressive degenerative changes if left untreated. Arthroscopic repair of these defects with minced cartilage autograft has emerged as a promising alternative to traditional surgical techniques. Articular cartilage was harvested from the edge of the osteochondral defect and from the edge of the supracondylar notch with a shaver. After that, the mixed cartilage was combined with prp in thrombinator were aplicated on the defect covered with fibrin glue. Postoperatively, the patient reported significant improvement in pain and function.