Duplication or absence of parts of the specialized cardiac conduction system in patients with heterotaxy syndrome causes significant clinical disease, but the mechanistic basis by which embryonic ...

The impulse is then passed to another node within the heart – the atrioventricular node (AVN). This node is in the lower part of the right atrium.

Figure 2: Reduction in heart rate during atrial fibrillation ... of the β-adrenergic signaling pathway suppresses AV nodal conduction, and documented the absence of EP changes after adenovirus ...

Abbott (NYSE:ABT) today announced the successful completion of the world's first human leadless left bundle branch area ...

These procedures mark the first time a leadless pacemaker has been implanted into the left bundle branch area, a key part of the heart's electrical conduction system, designed to mimic the heart's ...

Abbott Laboratories, Inc. ABT has completed the world's first-in-human leadless left bundle branch area pacing (LBBAP) procedures. The landmark procedures were part of the prospective Leadless CSP ...