Transcatheter Valve-in-Valve and Valve-in-Ring for Treating Aortic and Mitral Surgical Prosthetic Dysfunction

摘要: Bioprosthetic valve use has increased significantly. Considering their limited durability, there will remain an ongoing clinical need for repairing or replacing these prostheses in the future. The current standard of care treating bioprosthetic degeneration involves redo open-heart surgery. However, repeat cardiac surgery may be associated with significant morbidity and mortality. With rapid evolution transcatheter heart therapies, feasibility safety implanting a within failed tissue been established. We review historical perspective valve-in-valve therapy, as well main procedural challenges outcomes this new less invasive treatment option.