During cardiac ablation, a thin, flexible tube called a catheter is passed through a blood vessel to reach the heart. More than one catheter is often used. The catheter may be inserted in the groin, the shoulder or the neck.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press.
Make a gift to our 2025 Drive to Cure Cancer and transform the way cancer is treated and defeated.