On 25 Dec., Shanghai MicroPort EP MedTech Co., Ltd. successfully completed the first case of clinical trial of the ColumbusTM 3D EP mapping system and VoyagerTM irrigated RF ablation catheter at Beijing Anzhen Hospital of the Capital Medical University, representing the very first application of domestically developed magnetic tracking 3D mapping system and irrigated RF ablation catheter for the treatment of atrial fibrillation in China.