Evaluation of Buccal Pedicle Flap, Connective Tissue Graft and Acellular Dermal Matrix for Volumetric Augmentation of Peri-implant Mucosa

Inclusion Criteria: * Patient age : above 20 years with single or multiple edentulous spaces * Healthy periodontium. * Thin periodontal phenotype. * Non smoker. * Adequate amount of basal bone to achieve primary stability. * Patient who is able to understand and sign a written consent. * Patient with good oral hygiene measures and plaque index\<1 Exclusion Criteria: * • Presence of systemic , local disease or any medication that would compromise healing. * Presence of infection or pathology related to the surgical area. * Pregnancy and lactation.