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US 2026/0048253 A1Published application
Cannula assembly
AssigneeABIOMED, Inc.
InventorsScott C. Corbett, Caitlyn Hastie
Life of this patent
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Abstract
Cannula assemblies and methods of manufacturing cannula assemblies are provided. The cannula assembly includes a cannula and a pigtail extension coupled to the cannula. The pigtail extension includes a proximal section having a first stiffness and a distal section having a second stiffness, the first stiffness greater than the second stiffness. The proximal section of the pigtail extension is positioned between the cannula and at least a portion of the distal section.
Claims23
1-25. (canceled)
An intravascular heart pump system comprising:
- a blood pump;
- an impeller rotatably coupled to the blood pump;
- a cannula including a proximal end and a distal end, wherein the proximal end of the cannula is coupled to the blood pump;
- a catheter coupled to the blood pump, wherein the blood pump is positioned between the catheter and the cannula;
- and
- a pigtail extension comprising:
- a proximal section having a first stiffness, and
- a distal section having a second stiffness,
- wherein the first stiffness is greater than the second stiffness, and
- wherein the proximal section is coupled to the distal end of the cannula.
7 more elements
Dependencies are inferred from the claim text.