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Related Experiment Video

Updated: Feb 4, 2026

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing

Published on: December 11, 2017

[Bachmann bundle pacing].

C W Israel¹, T Burmistrava², C Berger²

¹Klinik für Innere Medizin - Kardiologie, Diabetologie & Nephrologie, Evangelisches Klinikum Bethel, Burgsteig 13, 33617, Bielefeld, Deutschland. Carsten.Israel@evkb.de.

|September 27, 2018

Summary

This summary is machine-generated.

High-septal atrial pacing near Bachmann's bundle offers a simpler alternative to right atrial appendage pacing, potentially preventing negative effects and synchronizing atrial excitation for improved cardiac function.

Keywords:

Atrial fibrillation Atrioventricular block Hemodynamics Pacemaker, artificial Sick sinus syndrome

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Last Updated: Feb 4, 2026

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing

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Area of Science:

Cardiology
Electrophysiology
Medical Device Technology

Background:

Right atrial appendage (RAA) pacing is standard for pacemakers and ICDs but can cause negative hemodynamic and electrophysiological effects.
RAA pacing may lead to desynchronized atrial contraction, delayed conduction, atrial fibrillation, and heart failure.
These issues arise from delayed atrial depolarization and impaired atrioventricular conduction.

Purpose of the Study:

To present techniques for implanting atrial leads at Bachmann's bundle.
To highlight the benefits of Bachmann's bundle pacing over traditional RAA pacing.
To encourage further research and wider adoption of this pacing technique.

Main Methods:

Review of techniques for implanting atrial leads at Bachmann's bundle.
Comparison of Bachmann's bundle pacing with RAA pacing.
Analysis of own clinical results in patients with sick sinus syndrome and atrial fibrillation.

Main Results:

Bachmann's bundle pacing can prevent negative effects associated with RAA pacing.
This technique synchronizes atrial excitation, evidenced by shortened PQ time and P wave duration.
Own results indicate beneficial effects in patients with high pacing burden (≥50%).

Conclusions:

Bachmann's bundle pacing is a simple and effective alternative to RAA pacing.
It synchronizes atrial activation, mitigating risks of desynchronization and adverse cardiac events.
Further clinical studies are needed to fully establish its potential and promote wider use.