Installation:
1) Run 3dsmax as Admin
2) Run Adobe Photoshop
3) Open 3dsmax -> Menu "MaxScript" -> "Run Script" -> Run "RUN_ME_FROM_3DSMAX.ms"

Usage:
Script adds "Curves_to_3ds" extension to 3dsmax Quad Menu and Photoshop Actions menu.
To use it firstly make selection in Photoshop using vectors or selection tool -> run action "Curves_to_3ds" (F3 Hotkey).
Switch to 3dsmax ->  quad menu -> "Curves_to_3ds" or "Curves_to_3ds.Lathe"