Clinical Classification of Bone Augmentation Procedure Failures in the Atrophic Anterior Maxillae: Esthetic Consequences and Treatment Options

Figure 23

(a) Two implants placed supracrestally in sites #13 and #11. (b) The lack of crestal and buccal bone volume is compensated for with a 1:1 mixture of particles of bovine derived xenograft and autogenous bone harvested from the premaxilla and the palate with bone scrapers. The bone graft is covered with a microtextured titanium-reinforced PTFE membrane and fixed by pins and miniscrews.

(a)

(b)