Demineralized Dentin Graft in Preservation of Post-Extraction Sites Associated With Delayed Implant Placement

Thirty patients will be selected from outpatient clinic of the Oral and Maxillofacial Surgery Department, Faculty of Dentistry, Mansoura University seeking for extraction of non-restorable mandibular posterior teeth For the 1st group: the socket will be grafted with completely demineralized dentin graft after 3 days of extraction, followed by delayed implant placement after 4 months. For the 2nd group: the socket will be grafted with partially demineralized dentin graft in in the same day of extraction, followed by delayed implant placement after 4 months.