Improve the transvenous extraction of cardiac implantable electronic devices lead success rate by the ablation catheter through femoral approach

¹Department of Cardiology, the First Affiliated Hospital, Xinjiang Medical University, Xinjiang Province, Urumqi 830011, China

²State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China