Comparison Between Modified Periosteal Inhibition (MPI) and Flapless Immediate Implant Placement

Inclusion Criteria: * Patient's age ranges between 20 and 50 years including both genders. * General good health (American Society of Anesthesiologists I-II). * Presence of one hopeless non-restorable tooth requiring extraction at the posterior region. * Adequate amount of palatal bone and basal bone (≥ 3 mm) to engage the immediately placed implants. * Adequate keratinized soft tissue. * Thick gingival phenotype (˃ 1.5 mm). * Thin buccal bone plate or presence of fenestration. * Favorable pattern of occlusion. * Patient who is able to understand and sign a written consent. Exclusion Criteria: * Pregnancy or lactating females. * Untreated periodontitis. * Acute dentoalveolar infection. * Complete absence of buccal bone plate. * Osteometabolic disease. * Chemotherapy or radiation therapy history of the neck-head area within the past 12 months. * Heavy smokers (\>20 cigarettes/per day) according to WHO.