Intravascular pump without inducer and centrifugal force-driven expansion of impeller blades and/or expandable and collapsible impeller housing

Intravascular pump without inducer and centrifugal force-driven expansion of impeller blades and/or expandable and collapsible impeller housing

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 a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Higgins, Joseph P, Stone, Jeffrey R
Format: Patent
Sprache:eng
Schlagworte:
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
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Beschreibung
Zusammenfassung: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.