Figures 24–29. Figure 24. Intraoral view before maxillary extractions and implant surgery. Figure 25. Occlusal view of titanium abutments fixated to endosseous implants. Figure 26. Frontal-occlusal view of AOII titanium transfer coping and long fixation screws with cotton pellets inserted into tapered abutments. Figure 27. Final laser-welded titanium bar with 4 ball attachments. Figure 28. Tissue side of maxillary implant-supported overdenture with 4 strategy attachments. Figure 29. Occlusal view of complete maxillary implant-supported overdenture