Private Sub Form_Load()
    Dim objApp As SolidEdgeframework.Application
    Dim objDoc As SolidEdgepart.PartDocument
    Dim objBody As solidedgegeometry.Body
    Dim objEdges As Object
    Dim objGeom As Object
    Dim objEllpEdge As solidedgegeometry.Edge
    Dim objEllipse As solidedgegeometry.Ellipse
    Dim objParent As solidedgegeometry.Edge
    Const TESTFILE = "T:\vbtests\testcases\Curve3d.par"
    ' Report errors
    Const PI = 3.14159265358979
    ' Create/get the application with specific settings
    On Error Resume Next
    Set objApp = GetObject(, "SolidEdge.Application")
    If Err Then
        Err.Clear
        Set objApp = CreateObject("SolidEdge.Application")
        Set objDoc = objApp.Documents.Add("SolidEdge.PartDocument")
        objApp.Visible = True
    Else
        Set objDoc = objApp.ActiveDocument
    End If
    ' Open the TestFile
    Set objDoc = objApp.Documents.Open(TESTFILE)
    ' Get the Model object
    Set objBody = objDoc.Models(1).Body
    ' Get Edges Collection object
    Set objEdges = objBody.Edges(EdgeType:=igQueryEllipse)
    ' Get an Elliptical Edge
    Set objEllpEdge = objEdges(1)
    ' Get the Elliptical Curve
    Set objEllipse = objEllpEdge.Geometry
    ' Get the Parent property
    Set objParent = objEllipse.Parent
    ' USER DISPLAY
    ' Release objects
    Set objApp = Nothing
    Set objDoc = Nothing
    Set objBody = Nothing
    Set objParent = Nothing
    Set objEllpEdge = Nothing
    Set objEdges = Nothing
    Set objEllipse = Nothing
End Sub