نتایج جستجو برای: zygomaticomaxillary complex fractures

تعداد نتایج: 840250  

2010
Mohamed M.H. El-Sayed

The locked plate systems provided adequate fixation of osteoporotic fractures of the proximal humerus in the elderly. But is the PHILOS plate adequate for stabilization of high-energy fractures, and fracture-dislocations of the proximal humerus in relatively younger age populations? In this retrospective study, performed at a referral, academic supervised, level III-trauma center, all high-ener...

حاجی علی اوغلی, رباب, مؤذن, محسن,

The ultramafic rocks from the Takht-e-Soleyman metamorphic complex, in Precambrian age, are classified as serpentinized metaperidotites and serpentinites, based on degree of serpentinization. Serpentine forms more than 90 volume% of the serpentinites. On the basis of serpentine polymorphs, textural relations and micro-structure features, variety of serpentinites are determined as massive serpen...

Journal: :Revista medico-chirurgicala a Societatii de Medici si Naturalisti din Iasi 2016
Elena Puin Costescu Aliona Dronic Loana Dana Alexa O Alexa

Frailty fractures encompass pelvic ring fractures in the elderly--a condition more frequently encountered in women, usually with pre-existing osteoporosis. The incidence of these fractures is increasing, following the increase in average life expectancy. Most of the times, they are the result of a minor injury, of which the patient has little or no recollection; the clinical signs and symptoms,...

2016
Christopher M. Melnic Wayne G. Paprosky

Total hip and knee arthroplasties have been 2 extremely successful surgeries with respect to providing pain relief and increasing mobility. The number of primary and revision total hip arthroplasties continues to increase, and with this, the incidence of periprosthetic fractures continues to rise. Periprosthetic fractures around total hip and knee arthroplasties can prove to be a particularly c...

Background:  Due to difficulty in obtaining anatomical reduction, management of the unstable intertrochanteric fractures in elderly osteoporotic patients is challenging. The purpose of this study is to compare the results of hip arthroplasty (total, hemi, or bipolar) with DHS in the elderly patients with unstable intertrochanteric fractures.   Methods:  We prospectively studied and followed-up ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1370

determination of uranium in natural water and complex solutions using ion exchange chromatography: a combined procedure using ion exchange chromatography and uv-vis spectrophotometry techniques has been developed to measure uranum in natural water and complex solutions. after conditicing , one hundred milli liters of sample solutions have been passed through an ion exchange column,pachked with ...

2010
S. S. Ahmed Afshan Bey G. S. Hashmi S. H. Hashmi

Fractures of the maxillofacial skeleton are very common which may not only lead to disfigurement of face, but are also a cause of neurosensory disturbances. Among various injuries, zygomatic complex fractures are next to nasal bone fractures; however, involvement of infraorbital nerve is almost a constant features which is manifested by neurosensory alteration in the areas supplied by this nerv...

The hydraulic fracturing propagation is strongly influenced by the existence of natural fractures. This is a very important factor in hydraulic fracturing operations in unconventional reservoirs. Various studies have been done to consider the effect of different parameters such as stress anisotropy, toughness, angle of approach and fluid properties on interaction mechanisms including crossing, ...

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