scholarly journals Maxillary Sinus in Dental Implantology

2021 ◽  
Author(s):  
Nikolay Uzunov ◽  
Elena Bozhikova

Dental implants have significantly increased prosthetic options for the edentulous patient. Implant placement in the posterior maxilla may often be hampered due to anatomical limitations, inadequate height and width, and poor bone quality. After tooth extraction, three-dimensional physiological resorption and sinus expansion take place and reduce the volume of the alveolar ridge. The concomitant actions of alveolar atrophy and sinus pneumatization reconstruct the subantral alveolar segment into a low, shallow, and sloped ridge which is incapable to accommodate dental implants and bear the functional strains. Advanced maxillary resorption can be managed by several surgical options, the most popular of which is maxillary sinus floor elevation. The chapter discusses recent advancements in bone biology and biomechanics in the light of alveolar atrophy and the impact of anatomy on maxillary sinus floor elevation as a treatment modality for the partially or totally edentulous patient.

2018 ◽  
Vol 1 (2) ◽  
pp. 123-128
Author(s):  
Sergio Olate

Research oriented to bone regeneration and reconstruction has been growing and national and international research teams have complied with the development of sustained and sustainable research criteria. The aim of this work is to present the results of investigations realized by different centers to which the author is affiliated, making an analysis of maxillary sinus reconstruction for dental implants. We revised research during the last 6 years related to the surgical technique, anatomical analyses, and definition, as well as choice of bone graft. We determined the main conclusions of the analyses, innovative research to optimize efficiency in major sinus reconstruction was established, as was the technique modification for different cases.


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