To know the area where the EGK needs improvement. AR & Returns: Role of Dev Partners (EGK). An electrocardiogram — abbreviated as EKG or ECG — is a test that measures the electrical activity of the heartbeat. EGK's focus is on developing each goalkeeper to their highest potential in. The electrocardiogram (ECG or EKG) is a diagnostic tool that is routinely used to assess the electrical and muscular functions of the heart. At an early stage, EGK played a pioneering role in the equal treatment of conventional and complementary medicine.