Introduction to TAVI / TAVR What is TAVI / TAVR? Transcatheter Aortic Valve Implantation (TAVI) or Transcatheter Aortic Valve Replacement (TAVR) is a groundbreaking, minimally invasive procedure used to treat severe aortic stenosis — a condition where the aortic valve narrows, restricting blood flow. Unlike traditional open-heart surgery, TAVI / [...]