Related Experiment Video
Updated: Sep 16, 2025
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A New Single Chamber Implantable Defibrillator with Atrial Sensing: A Practical Demonstration of Sensing and Ease of Implantation
Published on: February 28, 2012
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Extravascular Implantable Cardioverter-Defibrillators: A Systematic Review of Emerging Evidence
Nikhil Jaganathan1, Varun Goel1, Robert Sorrentino2
1Anesthesia and Perioperative Medicine, Augusta University Medical College of Georgia, Augusta, USA.
Cureus
|July 7, 2025
Summary
Extravascular implantable cardioverter-defibrillators (EV-ICDs) offer effective arrhythmia treatment with high patient acceptance and fewer complications. This novel approach shows promise compared to traditional ICDs.
Area of Science:
- Cardiology
- Biomedical Engineering
- Medical Devices
Background:
- Implantable cardioverter-defibrillators (ICDs) are crucial for preventing sudden cardiac death from ventricular arrhythmias.
- Traditional transvenous ICDs carry risks, driving innovation towards less invasive alternatives.
Purpose of the Study:
- To systematically review the preliminary data on extravascular ICDs (EV-ICDs) as a novel approach.
- To assess the efficacy, safety, and patient outcomes of EV-ICDs compared to existing technologies.
Main Methods:
- A systematic literature search of PubMed, Cochrane, and ScienceDirect databases up to October 2024.
- Inclusion of studies with Oxford Level of Evidence 3B or 4, encompassing preclinical and clinical data.
- Analysis of 25 selected records, including articles and abstracts, focusing on efficacy, safety, and complications.
Main Results:
- EV-ICDs demonstrate effective sensing, pacing, and defibrillation capabilities.
- High patient acceptance and a low risk of complications were observed.
- EV-ICDs offer effective antiarrhythmic pacing, safe lead removal, and potentially enhanced long-term performance.
Conclusions:
- Extravascular ICDs represent a promising advancement in arrhythmia management.
- EV-ICDs provide a viable alternative to transvenous and subcutaneous ICDs with significant benefits.
- Further research and clinical application are expected to address current limitations and optimize performance.
Keywords:
anti-tachycardia pacingclinical cardiac electrophysiologyextravascular-icdimplantable-cardioverter defibrillatorventricular tachycardia (vt)More Related Videos
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