Assessment of Customized 3D Zirconium Versus Titanium Mesh for Anterior Maxillary Ridge Augmentation With Delayed Implant Placement

Inclusion Criteria: * Inclusion criteria: 1. Patients from both genders with the age range of 18-60 years with good systemic health, no contraindication for periodontal surgery and able to maintain good oral hygiene. 2. Patient with anterior maxillary alveolar ridge deficiency (horizontal, vertical or combined defects) less than 2 mm in width or less than 6 mm in height - measured from the alveolar crest to the basal bone in order to be enrolled in this study. (56) 3. Adequate zone of keratinized gingiva at minimum 3mms. 4. Patient with sufficient inter-arch space for future dental rehabilitation. 5. Subjects who are not on any medication known to interfere with periodontal tissue health or healing within 6 months of the study. Exclusion Criteria: Exclusion Criteria: 1. History of systemic diseases (i.e. diabetes, autoimmune dysfunction, prolonged cortisone therapy, or chemotherapy) that would contraindicate periodontal surgical treatment or affect bone turn over. 2. Patients with deleterious habits like the use of tobacco chewing or smoking ones. 3. History of previous periodontal surgical treatment of the involved sites. 4. Presence of malocclusion and pathologic movement of teeth in involved sites. 5. Patient not willing to give consent for the study and poor plaque control.(57) 6. Pregnant or nursing mothers. 7. Patients with acute odontogenic infection.