CPC A61M 60/148 (2021.01) [A61M 60/126 (2021.01); A61M 60/13 (2021.01); A61M 60/135 (2021.01); A61M 60/216 (2021.01); A61M 60/237 (2021.01); A61M 60/414 (2021.01); A61M 60/419 (2021.01); A61M 60/422 (2021.01); A61M 60/531 (2021.01); A61M 60/808 (2021.01); A61M 60/818 (2021.01); A61M 60/825 (2021.01); A61M 60/829 (2021.01); A61M 60/857 (2021.01); A61M 60/894 (2021.01); A61M 60/896 (2021.01); B05D 1/02 (2013.01); F04D 29/382 (2013.01); F04D 29/526 (2013.01); F04D 29/545 (2013.01); A61M 60/122 (2021.01); A61M 60/205 (2021.01); A61M 60/804 (2021.01); A61M 2205/0216 (2013.01); A61M 2205/3344 (2013.01); A61M 2230/30 (2013.01)] | 20 Claims |
1. An apparatus, comprising:
a blood pump comprising:
an impeller configured to pump blood through a subject's body;
a frame disposed around the impeller, wherein, in a radially-non-constrained configuration of the frame, the frame defines a proximal conical portion and a cylindrical portion disposed distally to the proximal conical portion,
wherein during operation of the blood pump, the impeller is configured to move with respect to the frame, and a range of movement of the impeller is such that at least a first portion of the impeller is disposed within the proximal conical portion of the frame during at least some of the operation of the blood pump, and at least a second portion of the impeller is disposed within the cylindrical portion of the frame during at least some of the operation of the blood pump.
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