Continuous Pacing and Recording Technique: A Real-Time Feedback Approach for Left Bundle Branch Pacing.

Area of Science:

• Cardiology
• Electrophysiology
• Medical Device Technology

Background:

• Left bundle branch pacing (LBBP) is valuable for preventing cardiomyopathy and for cardiac resynchronization therapy in left bundle branch block.
• Current intermittent recording methods during LBBP implantation are complex and time-consuming.
• Technological advancements are needed to streamline LBBP procedures.

Purpose of the Study:

• To introduce and evaluate a continuous pacing and recording technique for left bundle branch pacing lead implantation.
• To demonstrate how this technique enhances procedural precision and safety.
• To explore its potential for future electrophysiological research and therapeutic strategies.

Main Methods:

• Utilized stylet-driven leads, rotatable connectors, and lumenless leads for continuous recording.
• Enabled beat-by-beat monitoring of electrocardiograms and intracardiac electrograms during implantation.
• Provided real-time electrophysiological feedback for lead positioning and confirmation of left bundle branch capture.

Main Results:

• The continuous recording technique facilitates precise lead placement and confirmation of left bundle branch capture.
• This method significantly improves operational safety and reduces procedural complexity.
• Real-time feedback enhances the operator's ability to optimize lead parameters during implantation.

Conclusions:

• Continuous pacing and recording is a significant technological advancement for left bundle branch pacing.
• This technique enhances procedural efficiency, precision, and safety.
• It opens new avenues for electrophysiological research and advanced cardiac pacing therapies.