Foldable catheter pump

The invention provides a foldable catheter pump, which comprises a foldable pump and a conveying catheter, and the foldable pump comprises a transmission shaft; the transmission shaft is sleeved with the flexible impeller, the near end of the flexible impeller is fixed to the transmission shaft, and...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HONG HOUJIN, CHEN SHILONG, ZHOU JIANJIE
Format:	Patent
Sprache:	chi ; 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 invention provides a foldable catheter pump, which comprises a foldable pump and a conveying catheter, and the foldable pump comprises a transmission shaft; the transmission shaft is sleeved with the flexible impeller, the near end of the flexible impeller is fixed to the transmission shaft, and the far end of the flexible impeller can axially slide relative to the transmission shaft; the near end of the folding auxiliary part is connected with the far end of the flexible impeller and synchronously rotates along with the flexible impeller, and the far end of the folding auxiliary part can axially move relative to the transmission shaft; the folding pump shell accommodates the flexible impeller and the folding auxiliary part, the near end is connected with the outer pipe, and the far end can axially move relative to the transmission shaft; the transmission shaft is sleeved with the outer pipe, the far end of the outer pipe is connected with the near end of the folding pump shell, and the near end is arrang