Maxillary tuberosity block bone graft: innovative technique and case report. 2009

Len Tolstunov
Department of Oral and Maxillofacial Surgery, School of Dentistry, University of the Pacific, San Francisco, CA 94105-5460, USA. info@SForalsurgeon.com

Hard tissue defects resulting from trauma, infection, or tooth loss often lead to an unfavorable anatomy of maxillary and mandibular alveolar processes that become not suitable for implant therapy without bone grafting. The goal of pre-implant bone augmentation of the deficient alveolar ridge is reconstruction of the proper alveolar anatomy through the techniques of socket preservation, horizontal and vertical ridge augmentation, sinus bone grafting, and others. A variety of bone grafts and bone grafting materials have been used in the last 30 years for augmentation of deficient alveolar ridge for the purpose of implant treatment of partially and completely edentulous patients. Bone grafting options include autogenous, allogeneic, xenogeneic, synthetic bone, and combination of above. Autogenous bone grafts are considered "the gold standard" due to their compatibility and osteogenic potentials to form the new bone by processes of osteogenesis, osteoinduction, and osteoconduction. A particulate and block autogenous bone has been used for correction of alveolar ridge deficiency. Extraoral sites of autogenous block grafts include: ilium, calvarium, tibia, rib, and others. Intraoral sites of autogenous block grafts include symphysis and retromolar-ramus areas. In the clinical practice, a maxillary tuberosity bone graft has often been used as a particulate graft for augmentation of deficient alveolar ridge or maxillary sinus prior to or simultaneously with implant insertion. This article presents an innovative technique and reports a case of the maxillary tuberosity block bone graft that can be used to correct moderate to severe localized defects of the alveolar process prior to implant placement.

UI MeSH Term Description Entries
D007576 Jaw, Edentulous, Partially Absence of teeth from a portion of the mandible and/or maxilla.
D008297 Male Males
D008437 Maxilla One of a pair of irregularly shaped bones that form the upper jaw. A maxillary bone provides tooth sockets for the superior teeth, forms part of the ORBIT, and contains the MAXILLARY SINUS. Maxillae,Maxillary Bone,Bone, Maxillary,Bones, Maxillary,Maxillary Bones,Maxillas
D008439 Maxillary Diseases Diseases involving the MAXILLA. Disease, Maxillary,Diseases, Maxillary,Maxillary Disease
D008875 Middle Aged An adult aged 45 - 64 years. Middle Age
D008903 Minerals Native, inorganic or fossilized organic substances having a definite chemical composition and formed by inorganic reactions. They may occur as individual crystals or may be disseminated in some other mineral or rock. (Grant & Hackh's Chemical Dictionary, 5th ed; McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed) Mineral
D001857 Bone Matrix Extracellular substance of bone tissue consisting of COLLAGEN fibers, ground substance, and inorganic crystalline minerals and salts. Bone Matrices,Matrices, Bone,Matrix, Bone
D003758 Dental Implantation, Endosseous Insertion of an implant into the bone of the mandible or maxilla. The implant has an exposed head which protrudes through the mucosa and is a prosthodontic abutment. Dental Implantation, Osseointegrated,Endosseous Dental Implant Therapy,Endosseous Implantation,Osseointegrated Dental Implantation,Endosseous Dental Implantation,Implantation, Endosseous,Implantation, Endosseous Dental,Implantation, Osseointegrated Dental
D005096 Exostoses Benign hypertrophy that projects outward from the surface of bone, often containing a cartilaginous component. Exostosis
D005500 Follow-Up Studies Studies in which individuals or populations are followed to assess the outcome of exposures, procedures, or effects of a characteristic, e.g., occurrence of disease. Followup Studies,Follow Up Studies,Follow-Up Study,Followup Study,Studies, Follow-Up,Studies, Followup,Study, Follow-Up,Study, Followup

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