Patent ID: 7680530

Claim:
A cardiac rhythm management system, comprising: a pacemaker having a plurality of sensing/pacing channels, a controller for controlling the delivery of paces in accordance with a programmed pacing mode, and a telemetry interface for transmitting signals representing sensing and pacing events; an external programmer with an associated display, wherein the programmer is configured to receive the signals transmitted by the pacemaker and output markers representing sensing and pacing events on the display spaced in accordance with their time sequence, wherein each marker indicates whether the event is a sense or a pace and in which channel the event occurred; and, wherein the external programmer is configured to display an interval value with each marker for a first channel indicating the time interval between the event represented by the marker and the preceding first channel event, and display an interval value with each marker for a second channel indicating the time interval between the event represented by the marker and a nearest first channel event.