diff --git a/EXE_GdbCreateSurf.cpp b/EXE_GdbCreateSurf.cpp
index 6263180..7e8eaa9 100644
--- a/EXE_GdbCreateSurf.cpp
+++ b/EXE_GdbCreateSurf.cpp
@@ -2770,7 +2770,8 @@ ExeCreateSurfBzRuled( int nParentId, int nCrvId1, int nCrvId2, int nRuledType, b
 
 //-------------------------------------------------------------------------------
 int
-ExeCreateSurfBzRuledGuided( int nParentId, int nCrvId1, int nCrvId2, int nLayGuides, bool bCapEnds, double dLinTol)
+ExeCreateSurfBzRuledGuided( int nParentId, int nCrvId1, int nCrvId2, int nLayGuides, int nLayNewGuides,
+                            const INTVECTOR& vShown, const INTINTVECTOR& vNewOrEdited, bool bCapEnds, double dLinTol)
 {
    IGeomDB* pGeomDB = GetCurrGeomDB() ;
    VERIFY_GEOMDB( pGeomDB, GDB_ID_NULL)
@@ -2792,9 +2793,17 @@ ExeCreateSurfBzRuledGuided( int nParentId, int nCrvId1, int nCrvId2, int nLayGui
       vCrv.emplace_back( CrvLocGuide.Get()->Clone()) ;
       nId = pGeomDB->GetNext( nId) ;
    }
+   ICURVEPOVECTOR vNewCrv ;
+   nId = pGeomDB->GetFirstInGroup( nLayNewGuides) ;
+   while( nId != GDB_ID_NULL  &&  bOk) {
+      CurveLocal CrvLocGuide( pGeomDB, nId, frLoc) ;
+      bOk = bOk && ( CrvLocGuide.Get() != nullptr) ;
+      vNewCrv.emplace_back( CrvLocGuide.Get()->Clone()) ;
+      nId = pGeomDB->GetNext( nId) ;
+   }
 
   // calcolo la superficie
-   PtrOwner<ISurfBezier> pSbz( bOk ? GetSurfBezierRuledGuided( CrvLoc1, CrvLoc2, vCrv, dLinTol) : nullptr) ;
+   PtrOwner<ISurfBezier> pSbz( bOk ? GetSurfBezierRuledGuided( CrvLoc1, CrvLoc2, vCrv, vNewCrv, vShown, vNewOrEdited, dLinTol) : nullptr) ;
    bOk = bOk && ! IsNull( pSbz) ;
   // verifiche per orientamento se con tappi
    bool bWithCaps = false ;
diff --git a/LUA_GdbCreateSurf.cpp b/LUA_GdbCreateSurf.cpp
index 8d6e21d..dce2796 100644
--- a/LUA_GdbCreateSurf.cpp
+++ b/LUA_GdbCreateSurf.cpp
@@ -1386,7 +1386,7 @@ LuaCreateSurfBzRuled( lua_State* L)
 static int
 LuaCreateSurfBzRuledGuided( lua_State* L)
 {
-   // 4 o 5 o 6 parametri : ParentId, CrvId1, CrvId2 nLayGuides [, bCapEnds] [, dTol]
+   // 4 o 5 o 6 parametri : ParentId, CrvId1, CrvId2, nLayGuides, nLayNewGuides, vShown, vNewOrEdited [, bCapEnds] [, dTol]
    int nParentId ;
    LuaCheckParam( L, 1, nParentId)
    int nCrvId1 ;
@@ -1395,6 +1395,14 @@ LuaCreateSurfBzRuledGuided( lua_State* L)
    LuaCheckParam( L, 3, nCrvId2)
    int nLayGuides ;
    LuaCheckParam( L, 4, nLayGuides)
+   int nLayNewGuides ;
+   LuaCheckParam( L, 5, nLayNewGuides)
+   INTVECTOR vShown ;
+   LuaCheckParam( L, 6, vShown)
+   INTVECTOR vRespectiveOrigCrv ;
+   LuaCheckParam( L, 7, vRespectiveOrigCrv)
+   INTVECTOR vNewCrv ;
+   LuaCheckParam( L, 8, vNewCrv)
    bool bCapEnds = false ;
    int nPar = 5 ;
    if ( LuaGetParam( L, nPar, bCapEnds))
@@ -1402,8 +1410,14 @@ LuaCreateSurfBzRuledGuided( lua_State* L)
    double dLinTol = LIN_TOL_SRF ;
    LuaGetParam( L, nPar, dLinTol) ;
    LuaClearStack( L) ;
+   // compongo il vettore INTINTVECTOR
+   INTINTVECTOR vNewOrEdited ;
+   if( ssize(vRespectiveOrigCrv) != ssize( vNewCrv))
+      return 1 ;
+   for( int i = 0 ; i < ssize(vRespectiveOrigCrv) ; ++i)
+      vNewOrEdited.emplace_back( vRespectiveOrigCrv[i], vNewCrv[i]) ;
    // creo una surf bezier come rigata tra le due curve passate, usando le isocurve nel layer nLayIso
-   int nId = ExeCreateSurfBzRuledGuided( nParentId, nCrvId1, nCrvId2, nLayGuides, bCapEnds, dLinTol) ;
+   int nId = ExeCreateSurfBzRuledGuided( nParentId, nCrvId1, nCrvId2, nLayGuides, nLayNewGuides, vShown, vNewOrEdited, bCapEnds, dLinTol) ;
    // restituisco il risultato
    if ( nId != GDB_ID_NULL)
       LuaSetParam( L, nId) ;