private void itemTeraps_Click(object sender, RoutedEventArgs e)
        {
            VTerapias v = new VTerapias();

            v.Owner        = this;
            this.IsEnabled = false;
            v.Show();
        }
        private void btnañadir_Click(object sender, RoutedEventArgs e)
        {
            VTerapias v = new VTerapias();

            v.Owner        = this;
            this.IsEnabled = false;
            v.bloquearElim();
            v.Show();
        }