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Published on: June 12, 2021
Expanding use of embolic protection devices
Martin G Radvany1, Michael Wholey
1Department of Radiology, Brooke Army Medical Center, Fort Sam Houston, Texas.
Insights
Embolic protection devices, initially for bypass grafts, are now widely used in carotid interventions and expanding to renal arteries and lower extremities to prevent dangerous emboli.
Area of Science:
- Vascular Surgery
- Interventional Cardiology
- Medical Device Technology
Background:
- Embolic protection devices (EPDs) were first developed to manage risks associated with aorto-coronary bypass graft stenosis.
- The significant risk of atheroembolism in bypass graft interventions necessitated the development of EPDs.
- Their use is well-established in this context.
Purpose of the Study:
- To review the fundamental principles of embolic protection devices.
- To explore the expanding applications of EPDs across various vascular beds.
- To discuss the clinical utility of EPDs based on literature and institutional experience.
Main Methods:
- Literature review of embolic protection device principles and applications.
- Analysis of institutional experience with EPDs in diverse vascular interventions.
- Synthesis of data regarding EPD efficacy and safety in different anatomical locations.
Main Results:
- EPDs are well-accepted for saphenous vein aorto-coronary bypass graft stenosis due to high atheroembolism risk.
- Use of EPDs is also well-accepted in carotid arterial interventions due to severe consequences of cerebral embolization.
- Current use of EPDs is extending to other critical vascular areas, including renal arteries and lower extremities.
Conclusions:
- Embolic protection devices have proven efficacy and acceptance in coronary and carotid interventions.
- The application of EPDs is progressively broadening to encompass peripheral vascular beds.
- EPDs represent a crucial tool in mitigating embolic events across multiple arterial systems.
Abstract:
Embolic protection devices were initially developed for the treatment of saphenous vein aorto-coronary bypass graft stenosis due to the significant risk of atheroembolism, and their use is well accepted. The use of these devices for carotid arterial interventions is also well accepted due to the significant consequences of embolization in the cerebral circulation. The use of these devices is extending to other vascular beds to include the renal arteries and lower extremities. We review the basic principles of these devices and their uses in various vascular beds based on our own experience as well as that in the literature.
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