Two bone blocks sandwich technique for horizontal reconstruction of severely atrophic alveolar ridge in anterior maxilla: A case report

Figure 1 Schematic illustration of the two bone blocks sandwich technique.

Figure 2 Preoperative intraoral photos. A: Labial view of the gingival margin level of tooth 11; B: Occlusal view of localized soft tissue collapse of tooth 11.

Figure 3 Preoperative cone beam computer topography cross-sectional view of tooth 11.

Figure 4 The two bone blocks sandwich technique surgical procedure. A: Preparation of the two bone blocks; B: Placement and fixation of the two bone blocks.

Figure 5 Cone beam computer topography cross-sectional view at 6 mo after the two bone blocks sandwich technique.

Figure 6 Intraoral photos 6 mo after two bone blocks sandwich technique surgery. A: Occlusal view of the soft tissue contour of tooth 11; B: Lateral view of osteogenesis outcome.

Figure 7 Periapical image at different times. A: Periapical image after implant placement; B: Periapical image after restoration; C: Periapical image at 1-year follow-up.

Figure 8 Intraoral photos at 1-year follow-up. A: Labial view of all-ceramic restorations; B: Occlusal view of soft tissue contour.