private void Btn_DeleteProcedure_Click(object sender, RoutedEventArgs e)
 {
     if (AllProceduresSelected != null)
     {
         AppMgr.HospitalManagement.DeleteProcedure(AllProceduresSelected);
         AllProcedures.Remove(AllProceduresSelected);
         AllProceduresSelected = null;
     }
 }
 private void Btn_AddProcedure_Click(object sender, RoutedEventArgs e)
 {
     if (AllProceduresSelected != null)
     {
         ChosenProcedures.Add(AllProceduresSelected);
         Ward.Procedures.Add(AllProceduresSelected);
         AllProcedures.Remove(AllProceduresSelected);
         AppMgr.HospitalManagement.UpdateDatabase();
     }
 }