Catheter blood pump heart assist device
US12404858B2 · kind B2 · utility
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476References
19Claims
0Family size
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Key dates
| Filing date | Oct 19, 2022 |
| Grant date | Sep 2, 2025 |
| Priority date | — |
| Expiry date | Mar 29, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05B2280/5001
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A catheter blood pump includes a cannula with an expandable central portion having a proximal end, a distal end and a blood flow conduit therebetween. A flexible inlet portion at the distal end is provided with a plurality of spaced apart inlet struts configured to prevent an obstruction from entering, and a flexible outlet portion is provided with a plurality of spaced apart outlet struts operative to reduce a swirl velocity of blood, wherein the plurality of spaced apart inlet struts and the plurality of spaced apart outlet struts are fabricated from a collapsible shape memory material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.