نتایج جستجو برای: bone grafting
تعداد نتایج: 329855 فیلتر نتایج به سال:
BACKGROUND Reconstruction of mandibular bone defect is a common indication in craniomaxillofacial surgery, and free fibular flap is the gold standard for this indication. However, there are alternatives; nonvascular bone grafting is one of them, and we present the costal grafting for mandibular reconstruction, a classic technique that is reliable, efficient, and produced less morbidity than the...
OBJECTIVE The aim of this 6-month prospective randomized clinical study was to compare the effectiveness of autogenous cortical bone (ACB) and bioactive glass (BG) grafting for the regenerative treatment of intraosseous periodontal defects. METHODS Via a split-mouth design, 15 chronic periodontitis patients (7 men, 8 women; mean age, 43.47 ± 1.45 years) who had probing pocket depths (PPDs) of...
Shoulder arthroplasty is one of the fastest-growing fields in orthopedic surgery. Deficiency of the glenoid or humeral bone stock is a major challenge that can result from degenerative arthritis, component loosening or extraction, fracture, or malignancy. Approximately 15% of primary reconstructions will require bone grafting, and the rate is higher for revisions. The authors present a systemat...
Bone grafting is the procedure whereby missing bone is replaced with material from either the patient’s own body (autograft), that of a donor (allograft) or with synthetics. The use of exogenous materials to reconstruct skeletal defects is not a new concept. Artificial, synthetic or natural substitutes, in the form of gold and silver plates and pieces of coconut shell, were found in cranial def...
BACKGROUND Patients with composite bone non-union and soft tissue defects are difficult to treat. Vacuum-assisted closure (VAC) combined with open bone grafting is one of the most effective treatments at present. The aim of the present study was to preliminarily investigate the effect and mechanism of VAC combined with open bone grafting to promote rabbit bone graft vascularization, and to prop...
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...
Bone morphogenetic protein (BMP)-2 induces bone and cartilage tissue formation. Large amounts of BMP-2 are difficult to purify or to produce in vitro using eukaryotic cells. The goal of the present study was to assess the clinical use of Escherichia coli-derived recombinant human BMP-2 (ErhBMP-2) on bone fusion after cervical and lumbar spine surgery in a goat model, compared with the standard ...
BACKGROUND To date, no studies have been published that evaluated histomorphometric data from a large number of patients while comparing different sites and methods of autologous bone grafting in sinus floor augmentation procedures. A meta-analysis of the English literature from January 1995 till April 2009 was carried out. MATERIALS AND METHODS PubMed search engine and the following journals...
Introduction: Bone graft is harvested from bone and used to stimulate bone healing due to its properties. The aims of the study were to compare the quantity of graft harvested from proximal tibia and iliac crest, and the complications at these donor sites. Materials and Methods: This was a prospective study carried out on all consecutive patients who had orthopaedic procedures that required bon...
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