To qualify, patients must be between 18 to 79 years old, in good health, have a tooth in the upper jaw (except molars) that needs to be extracted, and able and willing to return to the University of Michigan Dental School for all follow-up appointments (8 follow-up visits over a period of 12 months). Sufficient number of natural teeth and/or replacements to provide a stable occlusion as determined by the investigator