Maxillary Sinus Augmentation Using CAD/CAM Allogenic Bone Blocks Versus Particulate Allogenic Grafts

28 patients will be included in this study with atrophic posterior maxillary ridge due to sinus pneumatization who will randomly assigned to two groups * Group I: sinus lifting using CAD/CAM allogenic block through lateral window technique * Group II: sinus lifting using particulate allogenic graftthrough lateral window technique

NCT Number	NCT07604155
Lead Sponsor	Tanta University
Conditions	Maxillary Sinus, Allograft
Enrollment	28 participants
Start Date	2025-09-03
Primary Completion	2026-12-10 (estimated)
Study Completion	2027-03-19 (estimated)
Updated on ClinicalTrials.gov	2026-05-22