After being informed about the study and potential risks, all patients giving written informed consent will be treated according to the study protocol.~Every patients will undergo to a single peri- and intra- tendon injection with Autologous Stromal Vascula Fraction (SVF).~At baseline and at every follow-ups patients will be evaluated clinically and radiologically.~In particular, clinical evaluation and questionnaires will be performed at baseline, 1, 3, 6, 12 and 24 months visits, Ultrasound will be performed at baseline, 6 and 12 months visits. MRI will be performed at baseline and 6 months visits.
The aim of the study is the evaluation of clinical and radiological results after the treatment of patellar tendinopathy through the injection of autologous ultrasound-guided, intra- and peri-tendon stromal vascular fraction.