System, components and method for creating a set of dentures using the patients mouth as an intra-oral articulator by use of an upper and/or lower disposable dental impression tray for creating the impression of the edentulous or partial edentulous mouth, the trays having a horizontal support bar and an upwardly extending short wall, with ridges, for accepting waxed backs of artificial teeth thereto. A screw with partial palatal tray can be secured through an aperture of the bar and locked in place.