Emdogain Implementation With Transcrestal Sinus Lifting and Dental Implant Placement

Inclusion Criteria: * partial edentulism in the maxillary posterior region for at least 4 months from tooth loss and require implant treatment * adequate bone thickness for primary stabilization * residual bone height ranged from 4 mm to 6 mm * systemic and local conditions compatible with implant placement and sinus floor elevation * antagonist teeth Exclusion Criteria: * uncontrolled diabetes mellitus or other systemic disorders (such as; hepatitis, tuberculosis, AIDS) * pregnancy * untreated periodontal disease * endodontic lesions or other oral disorders * heavy smokers (≥10 cigarettes per day) * acute or chronic rhinitis * sinusitis or pathology in sinus * inadequate residual bone height and quality to achieve implant stability * previous implant treatment/failure or bone augmentation in the implant site * sinus perforation as confirmed via Valsalva maneuver * insufficient primary implant stability measured by RFA