Patent US 6,690,972

A system and method of detecting and displaying parameter interactions. A medical device system has a medical device and a programming interface, wherein the medical device includes a plurality of features which can be programmed via the programming interface. A plurality of icons is defined, wherein the plurality of icons includes a first icon, a second icon and a third icon, wherein the first icon indicates correctness, wherein the second icon warns of a parameter interaction and wherein the third icon warns of impermissible parameter settings. Parameter interactions between feature parameters are identified and each of the parameter interactions is associated with one of the plurality of icons. A parameter value is accepted and examined to determine if it causes a parameter interaction. If the parameter value causes a parameter interaction, the icon associated with the parameter interaction is displayed.