US 11,754,075 B2
Impeller for an implantable, vascular support system
Armin Schuelke, Aidlingen (DE); Ingo Stotz, Ditzingen (DE); Johannes Bette, Leonberg (DE); and David Minzenmay, Stuttgart (DE)
Assigned to KARDION GMBH, Stuttgart (DE)
Appl. No. 17/258,853
Filed by KARDION GMBH, Stuttgart (DE)
PCT Filed Jul. 9, 2019, PCT No. PCT/EP2019/068428
§ 371(c)(1), (2) Date Jul. 27, 2021,
PCT Pub. No. WO2020/011795, PCT Pub. Date Jan. 16, 2020.
Prior Publication US 2021/0379358 A1, Dec. 9, 2021
Int. Cl. F04D 13/02 (2006.01); A61M 60/804 (2021.01); A61M 60/237 (2021.01); A61M 60/419 (2021.01); A61M 60/408 (2021.01); A61M 60/174 (2021.01); F04D 3/02 (2006.01); F04D 29/18 (2006.01); F04D 29/20 (2006.01); F04D 29/60 (2006.01); A61M 60/416 (2021.01); A61M 60/82 (2021.01); A61M 60/857 (2021.01)
CPC F04D 13/024 (2013.01) [A61M 60/174 (2021.01); A61M 60/237 (2021.01); A61M 60/408 (2021.01); A61M 60/416 (2021.01); A61M 60/419 (2021.01); A61M 60/804 (2021.01); A61M 60/82 (2021.01); A61M 60/857 (2021.01); F04D 3/02 (2013.01); F04D 29/181 (2013.01); F04D 29/20 (2013.01); F04D 29/60 (2013.01); A61M 2207/00 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A cardiac support system, comprising:
an impeller comprising:
an impeller body comprising:
a first longitudinal portion comprising at least one blade configured to axially convey a fluid by a rotational movement; and
a second longitudinal portion comprising a first rotor extending axially; and
at least one magnet disposed and encapsulated in the second longitudinal portion; and
a second rotor extending axially and comprising at least one magnet, wherein the first rotor and the second rotor are configured to form a magnetic coupling, wherein the at least one magnet of the impeller and the at least one magnet of the second rotor partially axially overlap and are partially axially offset, and wherein the at least one magnet of the impeller and the at least one magnet of the second rotor are entirely radially offset.