Most people with a patent foramen ovale don't need treatment. How is Patent Foramen Ovale Treated?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. Patent foramen transcatheter repair is a procedure to fix this hole in the heart. Normally, the atrial septum separates the right and left atria. When the foramen ovale doesn't close, it's called a patent foramen ovale. Most people never need treatment for patent foramen ovale. However, it may cause serious complications under certain circumstances.