Key result
Catheter ablation using remote magnetic navigation via peripheral vascular access from the arms was successfully performed in two patients with blocked femoral access, resulting in termination of arrhythmia.
Why the study?
Catheter manipulation during ablation is demanding from alternative sites when traditional femoral access cannot be used.
Does catheter ablation via peripheral vascular access using remote magnetic navigation allow successful treatment of supraventricular tachycardia in patients with inaccessible femoral access?
Case Report (n=2)
No
Does catheter ablation via peripheral vascular access using remote magnetic navigation allow successful treatment of supraventricular tachycardia in patients with inaccessible femoral access?
Peripheral vascular access combined with remote magnetic navigation provides a safe and effective alternative for catheter ablation in patients with inaccessible femoral veins.
Alternative access may be feasible with magnetic navigation in select cases; leaves open need for prospective validation before wider use.
Catheter ablation has traditionally been performed via femoral vascular access.1 Diagnostic and therapeutic catheters are typically preformed or steerable such that they can be positioned in key sites—for example, at the His recording region (His) or coronary sinus. Manipulation of such catheters can be demanding from alternative sites. Remote magnetic navigation allows the operator to navigate the tip of a mapping and ablation catheter in all degrees of freedom, such that the access route is no longer relevant during the procedure.
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Ernst et al. (2021) conducted a case report in Supraventricular tachycardia with inaccessible femoral venous access (n=2). Peripheral vascular access for catheter ablation using remote magnetic navigation was evaluated on Successful ablation and noninducibility of arrhythmia. Catheter ablation using remote magnetic navigation via peripheral vascular access from the arms was successfully performed in two patients with blocked femoral access, resulting in termination of arrhythmia.
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