📊 Evidence-Based Reference

Epicardial Access System

Baylis Medical

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Summary: The epicardial access system by Baylis Medical is designed for accessing the pericardial space during electrophysiology procedures. It is primarily used for ventricular arrhythmia ablation. Key evidence highlights its utility in improving procedural success and safety.

FDA Clearance Information

Pathway ? 510(k)
Number ? K213582 ↗
Decision Date ? June 30, 2022
Product Code ? DYB
Device Class ? Class 2
Evidence ? 0 studies

The epicardial access system received FDA clearance through the 510(k) pathway on June 30, 2022. Manufactured by Baylis Medical, it is classified as a Class 2 device.

What It Is

The epicardial access system is a medical device used to gain access to the pericardial space, primarily for electrophysiological interventions such as ventricular arrhythmia ablation. It facilitates precise and safe epicardial access, enhancing procedural outcomes.

FDA-Cleared Indications

  • Access to the pericardial space during cardiac electrophysiology procedures.
  • Use in procedures requiring percutaneous epicardial access under imaging guidance.

Clinical Applications

  • Obtaining pericardial access for epicardial electrophysiology procedures.
  • Supporting epicardial mapping and ablation procedures for ventricular arrhythmias when indicated.
  • Providing access for other cardiac procedures that require entry into the pericardial space.

Reported off-label uses

  • Epicardial pacing or defibrillation lead implantation in selected patients.
  • Epicardial access for selected repeat ablation procedures when conventional approaches are inadequate.

Off-label use: these uses are reported in practice or the literature but are not part of the FDA-cleared indications. Physicians may use a cleared device off-label based on their medical judgment; the manufacturer may not promote off-label uses.

Evidence Summary

The literature includes 15 studies, comprising randomized controlled trials, prospective and retrospective studies, and case series, published between 2023 and 2025. These studies explore various aspects of epicardial access techniques and their clinical applications.

Reported Outcomes

Published studies report that the epicardial access system improves procedural success rates in ventricular arrhythmia ablation. It allows for precise needle tracking and electroanatomic mapping, reducing reliance on fluoroscopy. The system has been associated with enhanced safety and efficacy in accessing the pericardial space.

Safety Profile

Reported complications include potential risks associated with pericardial access, such as bleeding and infection. However, the use of electroanatomic mapping has been shown to mitigate some of these risks by improving procedural accuracy.

Evidence Limitations

Current evidence is limited by the relatively small sample sizes and the need for further research to establish long-term outcomes. There is also a need for more comparative studies to evaluate the system against alternative access techniques.

Practical Considerations

  • The system is intended for use by trained physicians familiar with cardiac anatomy, pericardial access and electrophysiology procedures.
  • Access is generally performed with fluoroscopy and may be supplemented by echocardiography or other imaging; general anesthesia or procedural sedation may be used depending on the case.
  • Device configuration and working length should be selected according to the patient’s anatomy and the planned procedure. Confirm compatibility with guidewires, sheaths and other accessories before use.
  • Potential complications include bleeding, hemopericardium, cardiac or coronary injury, pneumothorax, pericarditis, arrhythmia and cardiac tamponade.
  • MRI safety, reprocessing requirements, storage conditions and size options depend on the specific system components and current manufacturer labeling; verify the product instructions before use.

Frequently Asked Questions

What are the clinical indications for the epicardial access system?

The epicardial access system is indicated for use in electrophysiological procedures requiring access to the pericardial space, such as ventricular arrhythmia ablation and epicardial lead implantation.

What outcomes have been reported in clinical studies?

Clinical studies have reported improved procedural success and safety in ventricular arrhythmia ablation, with enhanced precision in epicardial access.

What complications have been reported?

Safety data from evidence indicate potential complications such as bleeding and infection, though these are mitigated by the use of electroanatomic mapping.

Disclaimer: This page compiles publicly available regulatory and published clinical evidence for educational reference. It does not constitute medical advice, product endorsement, or a recommendation for clinical use. Always consult manufacturer documentation and clinical judgment for patient care decisions.

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