Figures 5–6. Figure 5. Resin key relating the superstructure to neighboring teeth. Figure 6. (A) The first layer of stone containing a dowel pin in the edentulous central incisor area, implant analog in the lateral incisor area, and multiple pins in dentulous areas. (B) The whole assembly fitted on the definitive master cast, with the implant analog in the area of the central incisor freely hanging in close contact to the embedded analog in the lateral incisor area