Balloon occlusion and transluminal aspiration of saphenous vein grafts to prevent distal embolization

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Updated: Jul 26, 2026

Vein Interposition Model: A Suitable Model to Study Bypass Graft Patency
07:22

Vein Interposition Model: A Suitable Model to Study Bypass Graft Patency

Published on: January 15, 2017

B C Stein1, J Moses, P S Teirstein

  • 1Division of Interventional Cardiology, Scripps Clinic, La Jolla, California 92037, USA. bcstein@yahoo.com

Catheterization and Cardiovascular Interventions : Official Journal of the Society for Cardiac Angiography & Interventions
|September 6, 2000
PubMed

Insights

Distal embolization during saphenous vein graft interventions can cause myocardial infarction. A novel technique using balloon occlusion and aspiration prevented embolization, preserving blood flow.

Area of Science:

  • Cardiovascular Interventions
  • Interventional Cardiology
  • Vascular Surgery

Background:

  • Percutaneous interventions in saphenous vein grafts (SVGs) are prone to distal embolization.
  • Distal embolization can lead to the no-reflow phenomenon and myocardial infarction.
  • Effective prevention strategies are crucial for improving outcomes in SVG interventions.

Observation:

  • A case is presented involving a patient undergoing percutaneous intervention in a saphenous vein graft.
  • The distal portion of the SVG was occluded using a balloon catheter to prevent embolization.
  • Percutaneous transluminal coronary angioplasty (PTCA) was performed after balloon occlusion.

Findings:

  • The balloon occlusion successfully prevented distal embolization of particulate debris.
  • Particulate debris was effectively aspirated using a Dorros/Probing catheter post-intervention.
  • The no-reflow phenomenon was avoided, and myocardial infarction was prevented.

Implications:

  • This technique offers a potential method to mitigate distal embolization during SVG interventions.
  • Balloon occlusion combined with aspiration may improve safety and efficacy of PTCA in SVGs.
  • Further studies are warranted to validate this approach in a larger patient cohort.

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