983 resultados para coletor de deriva


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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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Pós-graduação em Educação Matemática - IGCE

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Introduction: The odontogenic keratocyst tumor (OKT) derived from dental lamina rests with particularities and specific histological features, with high rates of relapse and aggressive clinical behavior. Presents certain predilection for males, affecting the mandible of 60% to 80% of cases may be related to impacted tooth 25 to 45% of cases. Objective: To highlight the clinical, histopathological and imaging procedures of the OKT, as well as discuss the treatment of this injury. Case Report: To report a case of 10 years of age to look for the orthodontist to correct anterior open bite was observed in panoramic radiography radiolucent area in the region of the body of the mandible associated with pathological inclusion of the lower premolar. It was performed an incisional biopsy of the lesion and the histopathologic diagnosis was odontogenic keratocyst tumor. It was performed a CT scan to assess the extent of the injury and its relation to anatomic structures. How to conduct, we opted for the extraction of the deciduous molar and enucleation of the lesion, preserving the premolar included. The same goes on clinical and radiographic control 18 months, after removal of OKT obtaining the eruption of premolar that was involved in the injury. Final Comments: It is necessary to adopt protocols that include dental care knowledge of oral diagnosis, medical history and careful clinical evaluation without forgetting the need for histopathological confirmation.

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The bone repair process is controlled by complex molecular mechanisms that involve systemic and local factors. Fibrin glue is derived from human plasma and mimics the final pathway of coagulation network. Tranexamic acid inhibits fibrinolysis and prevents or decreases the formation of degradation products of fibrin and fibrinogen. The purpose of this study was to evaluate histologically in rats the effect of tranexamic acid associated with the fibrin glue on bone healing. The experiment used 60 (n = 5) male rats in: GI: Control, GII: fibrin glue, GIII tranexamic acid and GIV /fibrin glue/tranexamic acid. Bone defect (2.5mm diameter) was created in right tibia. The animals were euthanized at 7,14 and 30 days postoperatively, and the pieces were processed with hematoxylin and eosin. The results showed at 7 days post-operative surgical cavity filled with dense connective tissue rich in fibroblasts, permeated by delicate neoformed bone trabeculae in percentage of 70-80% for GI, GII and GIII and GIV to 94.8%. At 14 days post-operative newly formed bone was found between 75-85% for GI, GII and GIII and percentage above 95% for GIV. At 30 days postoperative GI and GIV showed 95-100% of mature bone tissue; GII and GIII in percentage close to 80-90%. Based on the results and methodology is concluded that fibrin / tranexamic acid glue association has positive action on bone repair.

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Pós-graduação em Geologia Regional - IGCE

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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O objetivo do presente trabalho foi avaliar a eficiência do tratamento da manipueira de extração de fécula de mandioca, em separado da água de lavagem das raízes, através de biodigestores anaeróbicos de fluxo ascendente, com separação das fases, sem controle de temperatura ou adição de produtos químicos e, avaliar sua adequabilidade, através de suas características físicas e químicas para lançamento em corpo receptor, sistema público coletor de esgotos ou, aplicação em processod e fertirrigação. Depois dos reatores estabilizados, foram realizados ensaios variando a vazão de alimentação com 8,0; 12,0 e 16,0 L/d, correspondentes a um tempo de retenção hidráulica de 8,17; 5,44 e 4,08 dias, respectivamente. Os melhores resultados para redução da carga orgânica foram obtidos com os tempos de retenção hidráulica (TRH) de 8,17 e 5,44 dias com eficiências médias de 89,8% e 80,9%, respectivamente. As características físicas e químicas dos efluentes tratados foram comparadas com os valores estabelecidos na legislação estadual, federal e, com os parâmetros utilizados pelo orgão ambiental fiscalizador. Os resultados obtidos mostraram que o efluente tratado atende parcialmente aos requisitos legais para o lançamento em corpos receptores, devido ao teor elevado de nitrogênio amoniacal. Por outro lado, foram atendidos integralmente os requisitos legais para o lançamento na rede pública coletora de esgotos. O efluente tratado não atendeu às recomendações requeridas pelo orgão ambiental fiscalizador para a sua disposição através do processo de fertirrigação devido aos teores elevados de ferro (Fe) e de fluoretos (F). Considerando os resultados obtidos, concluímos que, devido à simplicidade do sistema utilizado, com a implantação de melhorias como um pós-tratamento, poderiam ser atingidos os parâmetros que atenderiam integralmente a legislação.

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We can know a people through their cultural and artistic assets. One of the many aspects of Japanese culture is origami, a fusion of the verb “oru”, which means folding, with the word “kami” meaning paper. In this communication, we describe the course “Origami and Kirigami: art and culture as a recreational and educational resource”. The course aimed to present these two oriental techniques based on paper and its potential as a source of entertainment and education, at the same time seeking to introduce cultural aspects of these arts of folding and/or cutting paper. This practice is more common than we realize, and is present in our day-to-day life when we perform actions such as folding clothes and papers, and making packages, amongst others. However, few are aware of the benefits that this folding brings to the fields of Arts, Mathematics, and Science, besides its recreational characteristics. Kirigami is a mixed technique that in addition to using folds in the paper (as in origami) also uses cuts (“kiru” – meaning, “cut”). It can be performed with heavier paper than origami, and by introducing some cuts, the paper can be folded to form the desired shape. It is a simple technique, with impressive results. We conducted eight weekly meetings, each lasting four hours, totaling 32 hours of coursework. In addition to the classes, a visit was made to the Okinawa Club in Bauru (São Paulo), where it was possible for the students of the course and the elderly group (fujinkai) of origamists of the club to exchange experiences. Finally, an exhibition was organized to display the artifacts produced by the course participants and disseminate the work of the students.

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his article is the result of an empirical research on the technology and market development resulting from the deployment of Digital TV in Brazil. Two aspects were selected to discuss the proposed question: the economic and political motivations that led to the digitization of broadcast TV in Brazil and the preliminary analysis of the effects on popularization of cyberculture in the Brazilian audiovisual scenario, changes can be observed in the production, dissemination and enjoyment of audiovisual content. For the development of the analysis the following theoretical and analytical tools were used: Theory Empirical Approach (Wolf, 1987), the Cultural Studies (Zallo, 1988; 1992), the digitalization media process (Lemos), the transition from television to cyberculture studies (Manovich, 2005) and (Fechine, 2013).

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To Freud the group of the psychic activity has for purpose the search of pleasure and escape to the displeasure, and of that drift that the aspects associated to memories of unpleasant experiences have for tendency the removal of level of conscience. The unconscious repeats in subject, in way of being and through where he sees the world. That repetition also shows in practice of game. This study leaned on in analysis of Freudian work to play. Because, independent of sphere in that it is acting, the activity of the game is accomplished, predominantly, under an atmosphere predominantly pleased. The game can propitiate situation so that it happens the sublimation of drive forces, making possible occurrence, in an acceptable way socially, contributing to accomplishment of satisfaction. Like this, this study had as objective contemplates, starting from the reading of passages of Freudian work, on desire and the pleasure to play. For the elaboration of that text pertinent bibliographical revision was accomplished to the game, in relationship with psychoanalysis starting from Freud and other authors.

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This article discusses the dialogism in Mikhail Bakhtin and the grounds of the linguistic sign in Umberto Eco, with the intention to use the themes and authors, to support the teaching-learning methodologies of foreign language (English and Spanish) at the public school of São Paulo state. The conceptual approach of the two authors allows us to infer that learning a foreign language is effected by the appropriation of utterances and cultural knowledge, pedagogical concept that confronts the traditional method used in the São Paulo school, which is based mainly on grammar teaching and lexicons. The paper derives the theoretical research used to support a dissertation, posing and evaluates preliminary, the integration of traditional theaters in foreign language in public schools, with digital environments (in online courses), and also the educational effects -the use of audiovisual material at the classroom and online learning.