Dr. Cismaru Gabriel earned his MD degree in 2005 from the “Iuliu Hatieganu” University of Medicine and Pharmacy, Cluj-Napoca (Romania) and received his PhD in medicine in 2016 from the same university. During residency he trained in cardiology and invasive cardiology at CHU Clermont-Ferrand France and CH Dinan (France). After completing his residency in cardiology, Dr. Cismaru began his electrophysiology fellowship at the Insitut Lorrain du Coeur et des Vaisseaux Louis Mathieu, Nancy-France. In 2011 he started working at the Electrophysiology Laboratory of the Rehabilitation Hospital Cluj-Napoca. He currently performs catheter ablation for simple cardiac arrhythmias, like atrial flutter, supraventricular tachycardias and WPW syndrome, but also for complex arrhythmias: atrial fibrillation, ventricular tachycardia and ventricular fibrillation.His main research interests are: arrhythmias, catheter ablation of atrial fibrillation and ventricular tachycardia, pacemaker and internal defibrillator implantation. He has authored or coauthored peer-reviewed articles on cardiac arrhythmias, electrophysiology and catheter ablation. He is co-author of a number of book chapters and editor of following 2 books in the field of electrophysiology: Bedside Procedures and Brugada Syndrome.