You are here Home Safety and shortages Safety monitoring and information Safety alerts Cognis/Teligen (all alerts) Published 1 September 2014 Listen Print Share LinkedIn (Twitter) Facebook Email Loading... Cognis Cardiac Resynchronisation Therapy Defibrillator and Teligen Implantable Cardioverter Defibrillator - Update24 September 2014Cognis Cardiac Resynchronisation Therapy Defibrillator and Teligen Implantable Cardioverter Defibrillator3 September 2013 Product types Implantable devices