Career
Born in Santa Maria, Rio Grande do Sul, Ustra was the head of the DOI-CODI of the Second Army from 1970 to 1974, and became known by the codename Doctor Tibiriçá. In 2008, Ustra became the first military official to be recognized, by a civil court in São Paulo Paulo, as a torturer during the dictatorship. He continued to be politically active in military clubs, in defense of the military dictatorship and anticommunist critics.
He died at age 83 on 15 October 2015 of pneumonia caused by multiple organ failure after several weeks in hospital in Brasília.