Intravascular pump without inducer and centrifugal force-driven expansion of impeller blades and/or expandable and collapsible impeller housing
US11541224B2 · kind B2 · utility
1Cited by
0References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2019 |
| Grant date | Jan 3, 2023 |
| Priority date | — |
| Expiry date | Apr 18, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/3365
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention provides an intravascular blood pump comprising an impeller housing and/or impeller blade(s) that may be expandable and collapsible. The blade(s) and/or impeller housing may be biased to expand or may be expanded by centrifugal forces generated during rotation of the impeller and blades with an operatively connected rotational motor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.