Intra-articular Administration of Med Device Made of Biological Vegetal Matrix for the Treatment of Knee Osteoarthritis

A pre-market randomized, parallel group, single-blind, clinical study with a Medical Device, made of vegetal material, to evaluate the efficacy and safety of one knee injection of the investigational device versus active comparator (Jonexa). The study population will consist of 150 patients diagnosed with primary knee osteoarthrosis. At present, the study is monocentric competitive. Treatment period for each patient is 6 months.