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US 2025/0050091 A1Published application
Intravascular blood pumps and methods of use and manufacture
AssigneeShifamed Holdings, LLC
InventorsAmr SALAHIEH, Tom SAUL, Brady ESCH, Anna KERLO, Daniel HILDEBRAND, Daniel VARGHAI
Life of this patent
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Abstract
Devices for moving blood within a patient, and methods of doing so. The devices can include a pump portion that includes an impeller and a housing around the impeller, as well as a fluid lumen. The impeller can be activated to cause rotation of the impeller and thereby move fluid within the fluid lumen.
Claims21
(canceled)
An intravascular blood pump, comprising:
- an elongate shaft;
- a collapsible housing extending distally from the elongate shaft and including an expandable blood conduit that defines a blood lumen between a proximal end and a distal end, the collapsible housing further including a proximal portion, a central portion, and a distal portion, the proximal portion extending proximally beyond the proximal end of the fluid conduit, the distal portion extending distally beyond the distal end of the fluid conduit, the central portion being more flexible than the proximal portion and the distal portion;
- and
- a collapsible impeller having an expanded configuration, a portion of the collapsible impeller being disposed outside of the fluid conduit while a remaining portion of the collapsible impeller is disposed in the fluid conduit.
1 more element
Dependencies are inferred from the claim text.