expandable spherical structure, sealing system of openings in the side wall of a blood vessel or other body lumen, endoluminal device and device for positioning in a blood vessel adjacent to an aneurysm

摘要

expandable spherical structure, sealing system of openings in the side wall of a blood vessel or other body lumen, endoluminal device and device for positioning in a blood vessel adjacent to an aneurysm expandable spherical structure for deployment in blood vessels or other body lumens, comprising: an open frame configured to assume a collapsed configuration and an expanded configuration; and a closed face driven by the open structure; wherein the open frame is configured to allow substantially normal flow therethrough when the open frame is in its expanded configuration and, furthermore, wherein the closed face is configured to obstruct flow therethrough.