[Total knee arthroplasty with surgical navigation. Why use it?]

Total knee arthroplasty is an increasingly common procedure that provides safe and effective pain relief and function restoration in patients with arthritis and osteoarthrosis. The success of the procedure is multifactorial, with implant alignment as one of the major factors involved in a satisfactory and reliable result. Total knee arthroplasty with surgical navigation was designed with the purpose of helping the surgeon improve implant alignment and position while he maintains control over the cuts made and fixation. We reviewed this article on the origins of navigation, the technical details, the advantages and disadvantages, including a glance at future uses and the reason why its use in knee replacement surgery plays such an important role; it has multiple applications and a reproducibility that turn it into an increasingly common, safe and successful procedure.