ŌNŌ In Action Skip to Videos The Problem LAA Device Removal with ŌNŌ ŌNŌ vs LAA Device Part 2 HUGE ASD device removed from right atrium with ŌNŌ. HUGE embolized ASD device removed from Left Ventricle with ŌNŌ. ASD Device Removed from Aorta with ŌNŌ PDA Device Removal with ŌNŌ