About this trial
This randomized controlled study aims to evaluate the clinical, radiographic, and histologic efficacy of using bioactive glass bone graft (UNIGRAFT by Biomed Inc., USA) compared to a conventional xenograft in maxillary sinus augmentation procedures. A total of 20 patients classified as SA4 according to the Misch classification will be enrolled and randomly allocated into two groups. Outcomes will be assessed using Cone Beam Computed Tomography (CBCT) for vertical bone gain and, where applicable, histologic analysis. The study is conducted at the Faculty of Dentistry, Suez Canal University.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patients requiring maxillary sinus floor augmentation for dental implant placement.
Residual alveolar bone height ≤ 4 mm in posterior maxilla (SA4 classification).
Age between 20 to 65 years.
Good general health and able to attend scheduled follow-up visits.
Disqualifiers
Presence of systemic conditions that could affect bone healing (e.g., uncontrolled diabetes, osteoporosis).
Heavy smoking (more than 10 cigarettes/day).
Active sinus pathology or previous sinus surgery.
Pregnant or breastfeeding women.
Trial design
Parallel
Treatments tested in this trial
Bioactive Glass Bone Graft (UNIGRAFT)
DeviceA bioactive glass bone graft material (UNIGRAFT, Biomed Inc., USA) used for maxillary sinus floor augmentation via open sinus lift technique.
Xenograft Bone Graft (Bio-Oss)
DeviceA commercially available bovine-derived xenograft material (Bio-Oss, Geistlich Pharma) used for maxillary sinus floor augmentation via open sinus lift technique.
Treatment groups
Trial outcomes
Primary outcomes
Change in vertical bone height measured by CBCT
Evaluation of the change in vertical bone height in the grafted sinus area using CBCT imaging. CBCT scans will be taken preoperatively and at 6 months postoperatively to assess bone formation
Locations
Sponsors and contacts
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