Alveolar Ridge Preservation Following Tooth Extraction.

The extraction and the grafting procedure involved in this study are standard of care. The investigators will extract the hopeless teeth and prepare the site for implant placement in 4 months. The following products will be used during the study: * Collatape (Zimmer Dental)- approved by the FDA (class III) * Cytoplast (Osteogenics Biomedical)- cleared by the FDA * OssixPlus (Dantum Dental)- cleared by the FDA * Renovix-Plus (Salvin)- cleared by the FDA * BioXclude (SNOASIS)-certificate from the American Association of Tissue Banking * PuroⓇ, Zimmer Dental)- cleared by the FDA * RegenerOssⓇ, Zimmer Dental) - cleared by the FDA During the appointment for the implant placement. A bone core from all subjects in each treatment group will be collected from the augmentation site instead of drilling away. The sample will be evaluated for the following: * % viable of bone * % of connective tissue * % of residual graft material