Many heart defects can be corrected using transcatheter or minimally invasive robotic surgical approaches. Radiofrequency (RF) ablation: This minimally invasive catheter approach delivers radiofrequency energy to destroy the abnormal electrical paths in the heart.Most people with a patent foramen ovale don't need treatment. How is Patent Foramen Ovale Treated? Our Adult Congenital Heart Center in New York City is a pioneer in the treatment of stroke-related patent foramen ovale. Call today 212-305-6936. PFO often has no symptoms. Many people don't need treatment unless they're at risk of stroke or blood clots. However, it may cause serious complications under certain circumstances. Select a state and find a physician near you who is Gore-certified on GORE CARDIOFORM Septal Occluder for PFO closure procedures.