According to Agência Nacional de Vigilância Sanitária (ANVISA), this safety alert involved a device in Brazil that was produced by St. Jude Medical Brasil LTDA; Thoratec Corporation.
Alerts provide important information and recommendations about products. Even though an alert has been issued, it does not necessarily mean a product is considered to be unsafe. Safety Alerts, addressed to health workers and users, may include recalls. They can be written by manufacturers, but also by health officials.Learn more about the data here