US 11,730,588 B2
Radiopaque elements for surgical heart valves
James L. Rumpca, Ramsey, MN (US); Molly Anne Berringer, Brooklyn Center, MN (US); Matthew W. Weston, Roseville, MN (US); Timothy R. Ryan, Minnetrista, MN (US); and Timothy D. Groen, Rush City, MN (US)
Assigned to Medtronic, Inc., Minneapolis, MN (US)
Filed by Medtronic, Inc., Minneapolis, MN (US)
Filed on Feb. 2, 2021, as Appl. No. 17/165,084.
Claims priority of provisional application 62/978,453, filed on Feb. 19, 2020.
Prior Publication US 2021/0251750 A1, Aug. 19, 2021
Int. Cl. A61F 2/24 (2006.01)
CPC A61F 2/2418 (2013.01) [A61F 2250/0097 (2013.01); A61F 2250/0098 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A prosthetic heart valve comprising:
a stent structure forming a plurality of commissure posts;
a valve structure supported by the stent structure, the valve structure having an inflow end and an outflow end;
a base supporting the stent structure, the base having a first end at the inflow end and an opposing, second end adjacent the plurality of commissure posts; the base further including a groove recessed within a material of the base between the first and second ends of the base and spanning at least two of the plurality of commissure posts; and
a radiopaque element positioned around the base, within the groove,
wherein the radiopaque element includes a wire extending around the base,
wherein the wire is coiled,
wherein the coil is flattened.