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Left ventricular lead stabilization utilizing a coronary stent
David A Cesario1, Michael Shenoda, Ramandeep Brar
1UCLA Cardiac Arrhythmia Center, Department of Medicine, Division of Cardiology, David Geffen School of Medicine at UCLA, Los Angeles, California 90095, USA. dcesario@mednet.ucla.edu
Insights
Cardiac resynchronization therapy improves outcomes for heart failure patients. A novel technique using a coronary stent stabilized a left ventricular lead, preventing dislodgement and reducing reoperation risks.
Area of Science:
- Cardiology
- Medical Devices
- Heart Failure Management
Background:
- Cardiac resynchronization therapy (CRT) offers mortality and morbidity benefits for heart failure (HF) patients with cardiac dyssynchrony.
- Left ventricular (LV) lead placement typically uses the transvenous coronary sinus (CS) approach into a tributary branch.
Observation:
- Lead dislodgement is a frequent complication following LV lead implantation, often necessitating reoperation.
- Existing equipment and techniques have not fully resolved the issue of lead dislodgement.
Findings:
- A case report details the successful use of a coronary stent placed in a lateral CS branch.
- The stent stabilized the LV lead against the vessel wall, preventing migration.
Implications:
- This stenting technique may offer a novel solution to improve LV lead stability in CRT.
- Reducing lead dislodgement could decrease reoperation rates and improve long-term CRT efficacy.
Abstract:
Cardiac resynchronization therapy has been recently demonstrated to have a mortality and morbidity benefit in heart failure (HF) patients with cardiac dyssynchrony. Currently, the most widely used method of left ventricular (LV) lead placement involves transvenous placement of leads via the coronary sinus (CS) and into a tributary branch. Lead dislodgement is a common cause for reoperation, and continues to be a common problem despite advances in equipment and operator techniques. We describe a case where a coronary stent was placed in a lateral branch of the CS to stabilize the lead against the vessel wall.
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