When Add New Row in Gridview Devexpress , Display Vaue Member in RepositoryItemCheckedComboBoxEdit Column

When Add New Row in Gridview Devexpress , Display Vaue Member in RepositoryItemCheckedComboBoxEdit Column but I Want Display Member

After Insert "Show Value Member"

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After Load Form "Is Correct Show Display Member"

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     Case DevExpress.XtraEditors.NavigatorButtonType.EndEdit
      e.Handled = True
      Dim IdDisease As Integer
      Dim Id_Disease As String = RepositoryItemCheckedComboBoxEdit1.GetCheckedItems.ToString
      Dim ArrayId_Disease() As String = Id_Disease.Split(",")
      For i = 0 To ArrayId_Disease.Length - 1
                    IDNameDisease = ArrayId_Disease(i)
                    Dim InsertDisease As String = String.Format("INSERT INTO     Disease  (Description, IdNameDisease ,   " &
                    " DiseaseTypeId) VALUES ('{0}', '{1}', '{2}')",
                    Description, IdDisease, DiseaseTypeId)
                    Dim SqlCommandInsertDisease As New SqlCommand(InsertDisease, Getconnect)
                    SqlCommandInsertDisease.ExecuteNonQuery()
      Next

      BsDisease.EndEdit()