cardiogram. drawing

abstract analysis arrhythmia background beat cardiac cardio cardiogram cardiograph cardiologist cardiology cardiovascular care chart curve design diagnosis disease display ecg ekg electrocardiogram electrocardiograph electrocardiography emergency flat frequency graph graphic health healthcare healthy heart heartbeat horizontal hospital icon illustration infarction isolated life line linear medical medicine minimal modern monitor monitoring outline patient pictogram pulsating pulse recording rhythm sign signal sinus sketch surveillance symbol technology test trace vector wave