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Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
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Neurointerventional tools and techniques for coronary thrombus removal. A case-based review

Jacek Klaudel1, Wojciech Trenkner1, Krzysztof Pawłowski2

  • 1Department of Invasive Cardiology and Interventional Radiology, St. Adalbert's Hospital, Copernicus Podmiot Leczniczy Sp. z o.o., Gdansk, Poland.

Journal of Cardiology Cases
|December 12, 2022
PubMed

Insights

Neurointerventional catheters offer a novel solution for removing large coronary clots when standard aspiration devices fail. These catheters enabled successful first-pass reperfusion in three complex cases, improving treatment options for myocardial infarction.

Area of Science:

  • Interventional Cardiology
  • Neurointerventional Radiology

Background:

  • Aspiration thrombectomy's role in myocardial infarction is limited due to negative study results, with minimal recent technological progress.
  • Mechanical thrombectomy has advanced rapidly in stroke treatment due to the embolic nature of most ischemic events.

Observation:

  • Three transradial procedures utilized neurointerventional catheters as a primary tool for en bloc clot removal in distal, tortuous coronary arteries.
  • This approach successfully cleared large thrombi in all cases.

Findings:

  • First-pass reperfusion was achieved in all three procedures.
  • No instances of arterial dissection, distal embolization, or the no-reflow phenomenon were observed.

Implications:

  • Neurointerventional catheters can serve as a rescue strategy for large coronary clots unresponsive to standard aspiration devices.
  • Their large aspiration lumen, trackability, and atraumatic design enhance safety and efficacy.
  • Adopting neurointerventional techniques may significantly improve coronary thrombus aspiration outcomes.

Keywords:
Acute coronary syndromeAspiration thrombectomyPercutaneous coronary interventionThrombus

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