The process that mediates interactions between a bundle of His cell and its surroundings that contributes to the process of the bundle of His cell communicating with a Purkinje myocyte in cardiac conduction. Encompasses interactions such as signaling or attachment between one cell and another cell, between a cell and an extracellular matrix, or between a cell and any other aspect of its environment.
bundle of His cardiac muscle cell to Purkinje myocyte communication