Generalities:

The Bundle of His is responsible for carrying the electrical impulse through the heart, thus precisely coordinating the contractions of the atria and ventricles of the organ. Its failure causes disorders such as arrhythmias.
This pair is used in case of blockage of the right branch of the Bundle of His. People who suffer from this blockage have a higher risk of death, especially if they have already suffered a myocardial infarction; The permanent pacemaker serves to supplement its function.
Apply the pair and continue the specialized medical care.