Socket Preservation Using Biodentin Versus Xeno Graft for Single Rooted Teeth

Inclusion Criteria: * Patients of both sex with badly decayed tooth indicated for extraction * The ages of the patients ranged from 25 to 50 years. * Patients with healthy systemic condition (Medically free) * Adequate inter-arch space for placement of the implant prosthetic part. * Good oral hygiene * Cooperative patients who are willing to commit for 6 months follow up Exclusion Criteria: * Subjected to irradiation in the head and neck area less than 1 year before implantation. * Poor oral hygiene and motivation. * Smokers * Patient with medical condition that contraindicates surgical procedures * Pregnant or nursing. * Substance abuse. * Patients with habits that may jeopardize the implant longevity and affect the results of the study such as alcoholism or parafunctional habits severe bruxism or clenching. * Active infection or severe inflammation in the area intended for implant placement. * Patients on medication that may interfere with healing (corticosteroids, bisphosphonate, Chemo/radio therapy).