Intramedullary nailing system for ail lower limb indicated for the treatment of diaphyseal, supra-condylar fémoral fractures, diaphyseal tibial fractures, corrective osteotomies, pseudoarthrosis, non-unions and mal-unions and tibiotalocalcanealarthrodesis. The unique design of Estremo nail allows simplified suprapatellar and parapatellar access as well as antegrade and retrograde femoral access.