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Impella CP Dislodgment, Swap, or Removal: Current Practices.

Edo Kaluski1, Safi U Khan, Sudhakar Sattur

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The Journal of Invasive Cardiology
|January 6, 2019
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Summary
This summary is machine-generated.

The Impella CP (ICP) catheter can dislodge or kink during mechanical circulatory support (MCS). A novel repositioning method was successfully used in a complex patient case.

Keywords:
mechanical circulatory supportthrombocytopenia

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Area of Science:

  • Cardiovascular Medicine
  • Medical Devices
  • Interventional Cardiology

Background:

  • The Impella CP (ICP) catheter is a percutaneous ventricular assist device offering hemodynamic support.
  • While superior to intra-aortic balloon pumps, ICP use, especially for long-term mechanical circulatory support (MCS), can present device-specific challenges.

Observation:

  • This case report details ICP distal dislodgment and catheter kinking during MCS in a patient with coagulopathy and thrombocytopenia.
  • Conventional repositioning maneuvers were ineffective in resolving the ICP kinking and dislodgment.

Findings:

  • A novel technique was successfully employed to address the ICP kinking and dislodgment, enabling device removal while maintaining arterial access.
  • The patient's complex condition (coagulopathy, thrombocytopenia) complicated the management of the device malfunction.

Implications:

  • This case highlights potential complications associated with ICP use and presents a new solution for managing ICP kinking and dislodgment.
  • Future ICP device designs may mitigate the frequency and complexity of such adverse events, improving patient management.