Ka-Chun Timothy Un
Latest contributions
Transcatheter electrosurgery and leaflet modification of the aortic valve
15 Feb 2026 – From PCR Tokyo Valves 2026
This session offers an expert overview of transcatheter electrosurgery and leaflet modification techniques for aortic valve interventions, focusing on TAV-in-SAV scenarios. It reviews patient selection, procedural setup, and material preparation, with detailed step-by-step guidance on BASILICA and UNICORN techniques, supported by recorded cases and troubleshooting strategies...
Built to last: lifetime management for durability and beyond
14 Feb 2026 – From PCR Tokyo Valves 2026
This session addresses the principles of lifetime management aimed at durability and optimal long-term outcomes in complex valvular heart disease cases. Key topics include the critical importance of initial valve choice, practical tips for optimizing paravalvular leak (PVL) management, and advanced strategies for redo transcatheter aortic...
Pulmonary valve interventions
17 Nov 2025 – From PCR London Valves 2025
This session presents complex cases and innovative solutions in pulmonary valve interventions. It highlights a novel balloon-expandable valve for the right ventricular outflow tract, management of severe prosthetic pulmonary valve stenosis in congenital heart disease, approaches to residual lesions in Fallot's anomaly, treatment of double outlet...
