نتایج جستجو برای: autogenous bone
تعداد نتایج: 307181 فیلتر نتایج به سال:
Background: The purpose of this retrospective study was to analyze the long-term results of revision ORIF, jointcontracture release, and autogenous bone-grafting in the treatment of distal humerus frac-ture nonunions in older agedpatients with poor bone quality or bone loss who would have been candidates for total elbow arthroplasty.Methods: Seven patients (average age at inde...
Aim: The bone particles harvested during osteotomy could be used as autogenous bone graft materials to correct a bony defect prior to implant placement. Methods: A simple surgical procedure was described in which autogenous bone was harvested from the drills during the preparation of implant sites. Eleven samples were obtained from bone drilling during fi xture installation in 11 patients (5 me...
OBJECTIVES The posterior maxillary region often provides a limited bone volume for dental implants. Maxillary sinus elevation via inserting a bone graft through a window opened in the lateral sinus wall has become the most common surgical procedure for increasing the alveolar bone height in place of dental implants in the posterior maxillary region. The purpose of this article is to assess the ...
OBJECTIVE This work evaluated histologic and biochemically the effect of magnetic field buried in bone repair after autogenous bone graft and calcium phosphate cement implants. METHODOLOGY Bone defects with 5,0 mm of diameter in the cranium of Wistar mice were used to analyse. These mice were submitted to different interventions: autogenous bone graft and calcium phosphate cement implants, bo...
UNLABELLED Several grafting materials have been used in sinus augmentation procedures including autogenous bone, demineralized freeze-dried bone (DFDBA), hydroxyapatite, beta-tricalcium phosphate (beta-TCP), anorganic deproteinized bovine bone and combination of these and others. Up to now a subject of controversy in maxillofacial surgery and dentistry is, what is the most appropriate graft mat...
BACKGROUND AND PURPOSE Sinus lift (SL) using cultured autogenous periosteal cells (CAPCs) combined with autogenous bone and platelet-rich plasma (PRP) was performed to evaluate the effect of cell administration on bone regeneration, by using high-resolution three-dimensional computed tomography (CT). MATERIALS AND METHODS SL with autogenous bone and PRP plus CAPC [CAPC(+)SL] was performed in ...
Twenty surgically treated cases of fracture dislocation of the cervical spine are presented. All patients had hyperfelxion injuries with associated rupture of the intervertebral disc. All patients were operated on through an anterior surgical approach. Ten consecutive patientas had interbody fusion with autogenous bone and ten consecutive patients were fused anteriorly with bovine (Kiel) bone. ...
Treatment of large segmental defects using conventional autogenous iliac crest bone graft can be limited by volume of cancellous bone and donor site morbidity. The reamer-irrigator-aspirator (RIA) technique allows access to a large volume of cancellous bone graft containing growth factors with potency equal to or greater than autograft material from the iliac crest. The purpose of this study wa...
BACKGROUND A large percentage of autogenous and homogenous grafts are resorbed and replaced by the recipient's own tissue. It is generally believed that autogenous grafts are superior to homogenous ones. The aim of our study was to compare the effectiveness of autografts and allografts in achieving the healing of a non-union of forearm bones. MATERIAL AND METHODS Between 1976 and 2005, 56 pat...
BACKGROUND Multitudes of options are available for reconstruction of functional and cosmetic defects of the mandible, caused by various ailments. At the present time, autogenous bone grafting is the gold standard by which all other techniques of reconstruction of the mandible can be judged. The purpose of this study was to evaluate the outcome of different osseous reconstruction options using a...
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