US 11,771,434 B2
Artery medical apparatus and methods of use thereof
Stephen F. Bellomo, Zichron Yakov (IL); and Ben Adam Friesem, Tel Aviv (IL)
Assigned to Restore Medical Ltd., Or Yehuda (IL)
Filed by Restore Medical Ltd., Or Yehuda (IL)
Filed on Sep. 27, 2017, as Appl. No. 15/716,667.
Claims priority of provisional application 62/400,695, filed on Sep. 28, 2016.
Prior Publication US 2018/0085128 A1, Mar. 29, 2018
Int. Cl. A61B 17/12 (2006.01); A61F 2/90 (2013.01); A61F 2/06 (2013.01); A61B 5/00 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/12036 (2013.01) [A61B 17/12109 (2013.01); A61B 17/12168 (2013.01); A61B 17/12172 (2013.01); A61F 2/90 (2013.01); A61B 5/4848 (2013.01); A61B 17/1215 (2013.01); A61B 2017/00526 (2013.01); A61F 2/06 (2013.01); A61F 2002/068 (2013.01)] 41 Claims
OG exemplary drawing
 
1. A medical apparatus comprising:
a first tubular wall, sized for deployment within a blood vessel;
a second tubular wall, within the first tubular wall, and
a narrow constricting element, at least partially surrounding a portion of the second tubular wall, holding said portion of said second tubular wall to a fixed open circumference, and configured to fixedly hold said portion of said second tubular wall away from said first tubular wall, to form a diametrical reducer, wherein an end of the second tubular wall is connected to an end of the first tubular wall, and wherein the other end of the second tubular wall is not connected to the other end of the first tubular wall to allow a change in the overall longitudinal length of the second tubular wall.