Cardiovascular Biomaterials: The Evolution of Stents Caroline Grijó e Silva 1, Mariana Barbosa Lopes 2, Lucas Burlini Coelho Celestino 3, Luana Alves de Mello 2, Thays de Almeida Marinho Farzat3, Tamara Tiradentes da Silva 4, Narcisa-Ioana Lebădă 5, Marvin do Nascimento 31Unigranrio University, Brazil, 2 Federal University of Rio de Janeiro (UFRJ), Brazil, 3 Military Institute of Engineering (IME), Brazil, 4 Maurício de Nassau University Center (UNINASSAU), Brazil, 5 Saint Spiridon Emergency Clinical County Hospital, Romania