private void MenuSelectInputSource(object sender, RoutedEventArgs e)
        {
            Leads.Values selectedValue;
            if (!Enum.TryParse <Leads.Values> (((MenuItem)sender).Name, out selectedValue))
            {
                return;
            }

            wfStrip.Lead.Value = selectedValue;
            wfStrip.Reset();
            wfStrip.Add_Beat__Cardiac_Baseline(App.Patient);
            wfStrip.Add_Beat__Respiratory_Baseline(App.Patient);

            UpdateInterface(null, null);
        }