نتایج جستجو برای: impaction
تعداد نتایج: 2740 فیلتر نتایج به سال:
Cerumen impaction is common and saliently affects well-being Cerumen excreted from the skin of the external ear canal provides a protective oily layer, entraps foreign materials and has antibacterial properties. It is produced by special glands and usually is degraded in parallel, so in most people there is no wax accumulation. If a large quantity of wax is retained, it blocks the ear canal and...
Mandibular canine impaction and transmigration have serious consequences for the patient, as removal of the tooth or teeth in question is often the only solution. The loss of one or both mandibular canines complicates orthodontic treatment. Early warning signs of mandibular canine ectopia are explored in this paper as well as how to assess the potential for displacement, impaction and/or transm...
Impaction of third molar is a common developmental abnormality. However, ectopic impaction of the mandibular third molar in condylar region is an extremely rare condition. This report describes a case of impacted tooth in the mandibular condyle without any associated pathologic condition. Also, this report presents the spatial relationship of the impacted mandibular third molar to the surroundi...
The standard graft material for impaction bone-grafting is fresh-frozen femoral head allograft morselized to a particle size as large as is practical to ensure stability and allow new bone formation. The graft must be sufficiently compacted to provide immediate mechanical stability; this requires containment of the graft and substantial impaction energy. Diaphyseal bone fracture and excessive i...
The objective of this study was to investigate the potential application of cell-seeded biomaterials for revision arthroplasty and the reconstruction of major joints using the impaction grafting technique. Using morselized cancellous bone graft as a porous scaffold, MG63 cells were seeded on the scaffold and impacted into an acetabulum cup model using a mechanical device constructed from data o...
Introduction. Foreign body impaction (FBI) in the esophagus can be a serious condition, which can have a high mortality among children and adults, if appropriate diagnosis and treatment are not instituted urgently. 80-90% of all foreign bodies trapped in the esophagus usually pass spontaneously through the digestive tract, without any medical or surgical intervention. 10-20% of them will need a...
To date, treating vertical food impaction with open contact effectively, especially with an atraumatic therapy, remains a challenge. In this study, we developed a simple, atraumatic, and economic therapeutic measure to treat vertical food impaction. The scientific rationale of our therapeutic technique is to restore an intact and firm proximal contact with proper location and form relationships...
This study to document the prevalence and some epidemiological features of gastrointestinal impaction in cattle and buffaloes was conducted by undertaking key informant interview (interviews of farmers and visits to dairy farms), case study analysis (observation of cases registered under randomly selected state veterinary hospitals and polyclinics) and retrospective study in various parts of Pu...
Clinical experience of impaction bone grafting for revision knee arthroplasty is limited, with initial stability of the tibial tray emerging as a major concern. The length of the stem and its diameter have been altered to improve stability. Our aim was to investigate the effect of the type of stem, support of the rim and graft impaction on early stability of the tray. We developed a system for ...
PURPOSE Clinical and radiological evaluation of the results of the technique of elevation and grafting of osteochondral marginal impaction fragment of posterior wall acetabular fractures. METHODS Twenty patients available for this study had fracture acetabulum with marginal impaction fragment. Elevation, reduction and bone graft impaction of the defect were the technique in all cases. Follow-...
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