Clinical Studies of a purely 3D Navigation in Interventional Managements of Tachyarrhythmia -- Radiation exposure and safety for the electrophysiologist -- Ablation Energy Sources-Principles and Utility in Ablation without Fluoroscopy -- 3D mapping and reduction in radiation exposure -- Catheter Placement and Model reconstruction -- Learning curve for zero-fluoroscopic procedure -- Atrioventricular Nodal Reentrant Tachycardia (AVNRT) with zero-fluoroscopic procedure -- AV Nodal re-entrant tachycardia ablation without fluoroscopy -- Non-Fluoroscopic Catheter Ablation of Accessory Pathways -- Focal atrial tachycardia -- Ablation of atrial flutter with zero fluoroscopy approach -- Non-Fluoroscopic Catheter Ablation of Atrial Fibrillation -- Non-Fluoroscopic Catheter Ablation of Idiopathic Ventricular Arrhythmias -- Ventricular Tachycardia with Structural Heart Disease -- Reduction on radiation exposure in pediatric population undergoing ablation procedures -- Complications of RFCA and Prevention Method -- Safety of zero-fluroscopic procedure during pregnancy -- Cost optimization when using 3-D mapping systems for a non fluoro EP lab -- Zero-fluoroscopic implantation of cardiac electronic Device -- Cardiac Resynchronization Therapy (CRT) guided by 3D mapping system -- Transesophageal Electrophysiological Study without fluoroscopy.