Motor assembly for catheter pump
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United States of America Patent
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Apr 2, 2024
Grant Date -
Mar 18, 2021
app pub date -
Nov 30, 2020
filing date -
Jul 3, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A catheter pump is disclosed herein. The catheter pump can include a catheter assembly that comprises a drive shaft and an impeller coupled to a distal end of the drive shaft. A driven assembly can be coupled to a proximal end of the drive shaft within a driven assembly housing. The catheter pump can also include a drive system that comprises a motor and a drive magnet coupled to an output shaft of the motor. The drive system can include a drive assembly housing having at least one magnet therein. Further, a securement device can be configured to prevent disengagement of the driven assembly housing from the drive assembly housing during operation of the pump.
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