Fig. 1From: Intraarticular injection of microfragmented adipose tissue plus arthroscopy in isolated primary patellofemoral osteoarthritis is clinically effective and not affected by age, BMI, or stage of osteoarthritisSaline solution mixed with ropivacaine and adrenaline (Klein solution) percutaneously injected into the subcutaneous tissue of the abdomen to expand the spaces inside of the adipose tissue and to allow successive lipoaspirationBack to article page