AUTHOR=Song Yanbin , Zhang Xiaochun , Zhou Daxin , Pan Wenzhi TITLE=Case Report: The second valve drag technique for managing acute total obstruction of the right coronary artery during transcatheter aortic valve replacement JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2025.1535890 DOI=10.3389/fcvm.2025.1535890 ISSN=2297-055X