PET. The best I could find is the FDA approval of the material as nontoxic. While this isn't a guarantee, it's the best reassurance you're likely to get.
What causes heart valve leakage on a repaired mitral valve? I had a mitral valve repair, what will cause the repaires valve to start to have some leak
Some leakage . Some leakage is the norm. This is nothing to worry about. Your cardiologist will keep an eye on this . You will have periodic echocardiograms (maybe every year or more) to follow this. What you do not need to do is fixate on this and worry yourself to death! you are better - enjoy this! hope this helps! Read more...