Non-fluoroscopic catheter visualization using MediGuide™ technology: experience from the first 600 procedures.

Area of Science:

• Cardiovascular Medicine
• Medical Technology
• Electrophysiology

Background:

• Electrophysiology procedures carry risks associated with fluoroscopy exposure.
• Novel navigation systems aim to reduce these risks while maintaining efficacy.
• MediGuide™ (MG) offers non-fluoroscopic catheter tracking using cine loops.

Purpose of the Study:

• To summarize studies on the MediGuide™ system.
• To describe institutional experience with the first 600 MG procedures.
• To evaluate the impact of MG on fluoroscopy reduction in electrophysiology.

Main Methods:

• Review of published literature on MG-supported procedures.
• Description of workflows for supraventricular tachycardia (SVT), atrial fibrillation (AF), and ventricular tachycardia ablations using MG.
• Description of workflows for cardiac resynchronization therapy (CRT) device implantation using MG.

Main Results:

• MG procedures demonstrated similar efficacy to conventional methods.
• Significant reduction in fluoroscopy time for SVT ablations (0.5 min vs. 10.2 min).
• Substantial reduction in fluoroscopy time for AF ablations (4.6 min with MG vs. 25 min conventional).
• Median fluoroscopy time of 2.6 min for LV lead deployment in CRT implants using MG.

Conclusions:

• MediGuide™ technology effectively reduces fluoroscopy time and radiation exposure in clinical electrophysiology.
• These benefits are achieved without compromising procedural efficacy or safety.
• MG represents a significant advancement for daily clinical electrophysiology practice.