974 resultados para seno maxilar
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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What is truth? Is there a single truth or many? Is it absolute or relative? Hegel and Marx give some answers through their works. he hegelian and marxist outstanding guide themselves by the dialectical approach according to the singular understanding of each one. Yet, in Hegel as much as in Marx truth has to be seen in the relation between the subject and the object. Both of them make the efort to solve the dichotomy established by other tendencies about the subject and the object. he concept of process is central in their thought and this points at the historical essence of reality. However, it is plain that such a solution can only come out by the passage of the subject to the object (Hegel) and the other way around (Marx). In this way truth in Hegel and Marx has to be understood as an ongoing making process granting the exercise of freedom (Hegel) and an essentially social activity (Marx).
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Coming as a result from a comprehensive research based on Lima’s studies (2008), this article is intended for investigating the process of reorganization of the Pedagogy course offered by a state public university since 2006, when the new National Curricular Guides were instituted. The subject matter brings up as one of its purposes to identify the main difficulties and the possible answers given in order to cause the changes to happen, taking in consideration both the external and internal interests of the institution. To further these aims, actual instruments were applied to the research: documents related to the Pedagogy course that were kept in the Council of the university and interviews with the members who took part in the process of readjustment. Because it is a public university, at first there was a mistaken presumption of the primacy of an administration founded upon democratic principles, in which the divergent opinions do not turn out to be taken as mere pretexts, but as an opportunity of dialogue and to establish collective projects. However, the results of the analysis shook that basic assumption and proved the opposite: the process was led to a rational/bureaucratic pattern of administration, the goals of which intended to adjust the institution to the external precepts and to establish the consensus — understood here as an absolute lack of conflicts. Nevertheless, it was chosen to conciliate the Pedagogy course to the national guides, without causing any harm to the departmental interests. These are reasons that justify satisfactorily the fact of this article being supposed to raise and quicken new and revitalized debate whenever there is an engagement of those who are most concerned for the duty of student teachers’ instruction, but mainly that of being expected to participate in the effective discussion/decision — making process of creating ends which to strive and work for.
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Diaries are kept for different reasons and motives. However, when a philosopher is concerned, it may be asked what his intention was. Were his reasons and intentions the same as those of other people? Diaries, similar to biographies, are about events with the author at the centre. The German philosopher Hegel wrote two diaries: the first was written during his secondary studies in Stuttgart and the other while he taught Philosophy in Berne after he had already written his first essays. In Stuttgart Hegel was only 14 years old and had only a general view of philosophy and its main issues. Could such a diary be of any philosophical interest to understand Hegel’s thought? Does it deserve any philosophical investigation? The importance of the youthful texts is usually reduced to mere curiosity coupled to the desire of tracing signs of future geniality. Current investigation does not expose extraordinary issues which were still to be revealed but rather the formation process that later on would point out the historical determination towards being and thinking.
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Veterinary Dentistry has grown considerably in recent years. This growth, associated to increase of knowledge among pet owners regarding responsible ownership of their pets, resulted in growing concern about the oral health of the animals that already can be observed at veterinary clinics. Among the oral diseases in dogs, infraorbital fistula, so called carnassial” fistula, is a periapical osteolytic lesion of the fourth premolar (4 SPM), often associated with periodontal disease. In its early stages, is characterized clinically by a swelling in the region of the jawbone before the formation of the fistula and leakage of a liquid serosanguineous or purulent secretion. Because of these clinical features, it is often misdiagnosed as a skin condition unrelated to the teeth. It is very important to obtain intraoral radiographs to confirm the diagnosis for performing the most appropriate treatment, according to the cause of the injury
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This work will discuss how magnetic fields can be produced, either generated by magnets, natural, artificial, or even by an electric current going through a wire, as discovered by Oersted. Besides the theoretical content, experimental studies on magnetic induction and on the Laws of Faraday and Lenz will be performed. In the Magnetic Induction experiment, the electromotive force generated by varying the flow of the field B in a solenoid, depending on the variation of the current intensity and frequency associated with it will be measured; the experiment on the Laws of Faraday and Lenz the electromotive force produced by the relative movement of the magnet in relation to a coil. Thus, this study experimental verification of magnetic induction using solenoids and magnets; analysis of magnetic induction by Faraday's Law and Lenz's Law
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During the orthodontic correction planning in addition to dental-jaw correction, facial aesthetics is the orthodontist's and patient's major concern. To prevent facial aesthetics damage is really important to take into account the type of craniofacial growth: mesofacial (balanced), dolichofacial (vertical) or brachyfacial (horizontal). We evaluated 152 documentation files from the Department of Orthodontics of Dental University of Sao Jose dos Campos- UNESP in order to analyze what kind of growth occurs in most Class I malocclusions, Class II and Class III Angle of treated individuals from 6 to 12 years old. From the randomly collected samples, 15 of them belonged to Class I Angle malocclusions; 123 belonged to Angle Class II and 14 to Class III malocclusion. The results showed that in Class I, 66.67% were classified as dolicocephalic; in Class II, 64.23% were classified as dolicocephalic and in Class III, 50% were brachycephalic. We conclude that the dolichofacial was the type which ocurred the most, both in females and males and both in malocclusion Class I and Class II. The brachyfacial type most occurred in Class III malocclusion and the mesofacial type occurred in smaller numbers in the three malocclusions studied
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Chauliocheilos saxatilis, new genus and species, is described from headwater streams of the rio Itamarandiba, upper rio Jequitinhonha basin, southeastern Brazil. The new genus is diagnosed from all other Loricariidae members by having a unique labial appendix at laterodorsal portion of lower lip, associated to the proximal region of insertion of the maxillary barbel. From all Hypoptopomatinae genera, Chauliocheilos can be distinguished by having two additional series of lateral plates, one between the dorsal and mid-dorsal series, and the other between the mid-ventral and ventral series. In addition, the great number of lateral plates, the absence of the iris operculum, and the posterior dorsal-fin insertion contacting the neural spine of eighth vertebra, are other useful features to recognize the genus. The phylogenetic position of Chauliocheilos among the Hypoptopomatinae, as well as the morphology and possible functions of the labial appendix, are discussed.
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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In malocclusion studies, may happen not only dental discrepancies but even skeletal discrepancies. In Class III malocclusion can be observed underdeveloped maxilla, mandible protraction or both of them, and, in most of the times associated with a narrow maxilla that causes anterior or posterior crossbites, in one side or in two sides. The aim of this case report is to evaluate the facial profile and occlusal effects of interceptive orthodontics therapy. The treatment with upper arch expansion and maxilla protraction was done in an early age to be effective in the circummaxillary sutural system and to make the orthopedic effect easier. The facial mask used is positioned on two facial points and allows an anterior maxillary replacement. Patients’ compliance is important to reach treatment success, this because using the mask still in this growth and development phase is essential to make the facial and occlusal effects happen. It is important to mention that patients with Angle Class III malocclusion need to be followed till the end of their growth.
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Objectives: natural dentofacial changes and that induced by the Thurow modified extra oral appliance (TMEOA) were evaluated in this prospective study. Methodology: the data consisted of fifteen Class II division 1 children 7 to 10 years old, with anterior open bite and hiperdivergent facial pattern treated with the Thurow appliance and of fifteen Class II division 1 children followed longitudinally from 6 to 12 years of age without treatment (Burlington Growth Centre, Toronto University, Canada). The analyses were based in traditional measurements obtained in lateral cephalometric radiographs scanned with the aid of the software Radiocef Studio®. Radiographs were taken in the beginning and after 1 year of treatment for the treated group and at the 6, 9 and 12 years of age for the control group. Results: the data analysis showed that the TMEOA significantly reduced the SNA, ANB, AOBO, SNPOc SNPM, SGO/NMe, OJ e OB. On the other hand the appliance did not interfere with the SNB e SNPP. The natural growth promoted significant change in the ANB, AOBO, SNPOc, OJ e OB from 6 to 9 years and in the SNB, SNPOc e SGo/NMe from 9 to 12 years. The restriction of the maxillary growth (SNA), reduction of the skeletal discrepancy (ANB) and the reduction of the overjet (OJ) were significant with the treatment considering the natural growth as verified in the control group. Conclusion: the TMEOA corrected the skeletal Class II malocclusion by maxillary restriction, reducing the overjet, closing the anterior open bite and decreasing both the hyper divergent facial pattern and mandible plane inclination.
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Immediate reutilization of the expanding action in a case of rapid maxillary expansion surgically assisted. The orthopedic rapid maxillary expansion (RME) and rapid maxillary expansion surgically assisted (RMESA) are conducted with the aim of giving an appropriate jaw, capable of providing a normal occlusion. In extreme cases, where there is a severe atresia, it is necessary to perform an expansion beyond that allowed by the expander, followed by another conventional device or a butterfly expander, when the atresia is in the anterior maxillary region. In this situation, there are two options: wait about 90 days to allow intermaxillary suture restructuring and perform a new RME / RMESA or proceed immediately to the expansion process. Considering the biological cost, financial and clinical time, the procedure of reusing the immediate expander action becomes the technique of choice in these cases, been the operational procedure performed simplified and in just four steps. This work will show a case report where, after accomplishing the RMESA was observed that even after changing the shape of the maxillary arch, the severity of atresia could not be corrected, especially in the anterior region, and more expansion was needed. Aiming to correct the atresia in the anterior maxilla, the technique used was to reuse the immediate expander action through the change of an intraoral screw expander for a conventional butterfly type screw expander.