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Published on: December 11, 2017
Socket grafting in the posterior maxilla reduces the need for sinus augmentation
Giulio Rasperini1, Luigi Canullo, Claudia Dellavia
1Unit of Periodontology, Dental Clinic, Department of Surgical, Reconstructive and Diagnostic Sciences, University of Milan, Fondazione IRCCS Ospedale Maggiore Policlinico, Mangiagalli e Regina Elena, Milan, Italy. giulio.rasperini@unimi.it
Summary
Alveolar ridge augmentation using bone grafting in extraction sockets can reduce the need for subsequent sinus floor elevation procedures, improving implant placement outcomes.
Area of Science:
- Oral and Maxillofacial Surgery
- Periodontology
- Dental Implantology
Background:
- Alveolar ridge preservation is crucial for successful dental implant placement.
- Sinus floor elevation is a common procedure to address insufficient bone height in the posterior maxilla.
- Predicting the need for sinus augmentation is essential for treatment planning.
Purpose of the Study:
- To compare dimensional changes and healing in grafted versus non-grafted alveolar sockets.
- To evaluate the impact of alveolar ridge augmentation on the requirement for sinus floor elevation.
- To assess the histologic wound healing of augmented and non-augmented extraction sockets.
Main Methods:
- Sixteen human extraction sockets were randomized into either a bone grafting group or a control (non-augmented) group.
- Dimensional alterations of the alveolar ridge were assessed at baseline, 3, and 6 months postextraction.
- Histologic analyses were performed at 3, 6, and 9 months to evaluate wound healing.
- The need for sinus floor augmentation was determined at 6 months based on bone dimensions.
Main Results:
- The alveolar ridge augmentation group showed significantly better dimensional stability compared to the non-augmented group.
- Fewer patients in the augmented group (1 of 6) required sinus floor elevation compared to the control group (3 of 8).
- Histologic analysis indicated favorable wound healing in the grafted sockets.
Conclusions:
- Alveolar ridge augmentation following tooth extraction can effectively preserve bone volume.
- This preservation technique reduces the necessity for sinus floor augmentation, simplifying implant placement.
- Bone grafting of extraction sockets promotes predictable bone regeneration and enhances implant treatment predictability.
