“…The literature concerning the three cardiovascular implantable devices was reviewed (Andrade et al, 2000;Brasil, 2009a;Deconinck et al, 2008;Emergency…, 2005a, b;França and Pereira, 2008;Instituto…, 2009;Hoffman, 2009;Kalil et al, 2006;Martinelli, 2008;Nelken and Schneider, 2004) as well as the users´ guide and labeling information of the medical devices, available at Anvisa's website (Brasil, 2003) …”