Currently, this new method is applied more and more to make exactly the diagnosis of almost cases of cardiovascular diseases, especially 3DE provides the important information prior, during and next to performing catheter interventions for Percutaneous Mitral Ballon Valvuloplasty, MitraClip, Transcatheter Aortic Valve Implantation, Atrial Septal Defect and Patent Foramen Ovale Closure, Watchman Device Implantation.