Anterior bridge replacement using the IOS FastScan® Optical Impression System (IOS Technologies Inc.; San Diego, Calif.). In Chapter 1 of 4, Dr. Michael C. DiTolla, DDS, FAGD, goes over the Rapid Anesthesia Technique. Indications for BruxZir® full-contour zirconia have previously been limited to posterior crown & bridge restorations as an esthetic alternative to metal occlusal PFMs and full-cast restorations. However, many doctors have inquired about prescribing BruxZir Solid Zirconia in the anterior. That's exactly what we did in this unique clinical presentation.