diff --git a/src/SMESHGUI/SMESHGUI_GEOMGenUtils.cxx b/src/SMESHGUI/SMESHGUI_GEOMGenUtils.cxx
index 520499301..2537452c6 100644
--- a/src/SMESHGUI/SMESHGUI_GEOMGenUtils.cxx
+++ b/src/SMESHGUI/SMESHGUI_GEOMGenUtils.cxx
@@ -92,4 +92,18 @@ namespace SMESH {
     }
     return GEOM::GEOM_Object::_nil();
   }
+
+  GEOM::GEOM_Object_ptr GetSubShape (GEOM::GEOM_Object_ptr theMainShape,
+                                     long                  theID)
+  {
+    GEOM::GEOM_Gen_var geomGen = SMESH::GetGEOMGen();
+    _PTR(Study) aStudy = SMESH::GetActiveStudyDocument();
+    if (!aStudy || geomGen->_is_nil())
+      return GEOM::GEOM_Object::_nil();
+    GEOM::GEOM_IShapesOperations_var aShapesOp = geomGen->GetIShapesOperations(aStudy->StudyId());
+    if (aShapesOp->_is_nil())
+      return GEOM::GEOM_Object::_nil();
+    GEOM::GEOM_Object_var subShape = aShapesOp->GetSubShape (theMainShape,theID);
+    return subShape._retn();
+  }
 }
diff --git a/src/SMESHGUI/SMESHGUI_GEOMGenUtils.h b/src/SMESHGUI/SMESHGUI_GEOMGenUtils.h
index 76ff62407..cb42cc48b 100644
--- a/src/SMESHGUI/SMESHGUI_GEOMGenUtils.h
+++ b/src/SMESHGUI/SMESHGUI_GEOMGenUtils.h
@@ -34,6 +34,9 @@ namespace SMESH
   GEOM::GEOM_Object_var GetShapeOnMeshOrSubMesh (_PTR(SObject) theSObject);
 
   GEOM::GEOM_Object_ptr GetGeom (_PTR(SObject) theSO);
+
+  GEOM::GEOM_Object_ptr GetSubShape (GEOM::GEOM_Object_ptr theMainShape,
+                                     long                  theID);
 }
 
 #endif