337 resultados para Ancoragem esquelética


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The aim of this research was to estimate the skeletal growth and development by observingradiographically the morphological changes of the first, second and third cervical vertebrae, according to the method proposed by Hassel &Farman32 (1995) in patients who were going through the outbreak of pubertal growth. The radiographic inspection of the cervical vertebrae was performed by means of cephalometric radiographs and the outbreak of pubertal growth was identified through the events of ossification of the hand and wrist. For that purpose, we selected thecephalometric radiographs and hand•wrist radiographs of 110 Brazilianleukoderms, male and female,with chronological age ranging from 8 to 14,6 years old for the girls and from 9,5 to 15,4 years old for the boys.The results showed that there was a statistically significant correlation between the maturation indicators of the cervical vertebrae and the patients who were going through the outbreak of pubertal growth. The conclusion was that the radiographic evalution of the changes of the cervical vertebrae, in the cephalometric radiographs, is an alternative parameter, which is reliable and practical in the skeletal evalution, and the it completes the range of information that must be obtained from the patient under orthodontic treatment and that it can, circumstantially, replace other methods of evalution

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Pós-graduação em Zootecnia - FCAV

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This study compared the effect of the treatment protocol for correcting Class Il malocclusion using the Herbst appliance followed by full fixed Straigh-wire mechanics, in two populations, one Brazilian and one of North American origin As a untreated control sample the data from the University of Michigan Elementary and Secondary School Growth Study (UMGS) was used. Our sample was composed of 12 males and 12 females, with initial mean age of 12 years 7 months and final mean ages of 15 years and 3 months. The Michigan patients comprised 21 females and 7 males, with an initial mean age of 11 years and 9 months and final mean age of 14 years and 4 months. The control sample was paired in number, sex and age to the treated Michigan sample. ln both treated groups, lateral cephalometric radiographs were obtained before the Herbst appliance was cemented and at the end of the fixed appliance phase, The first comparison involved the Brazil group and the untreated controls, which demonstrated that the association of the Herbst appliance followed by fixed Straight-wire appliances provoked positive effects on the dentofacial complex, improving pre-existing maxillo-mandibular relationships, besides increasing dentoalveolar compensations which contributed to correct the malocclusion. The second comparison, involved the Brazl1ian and North-American patients treated with the same protocol. Although the pre-treatment comparison showed that the two groups were not similar in all aspects, they presented almost identical therapeutic modifications, which indicate that the effect of' treatment was very similar. These results point out that, in Class ll treatment, the combination of Herbst/Straight-wire mechanics produce consistent and systematic effects, correcting or minimizing possible skeletal imbalances

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Introduction: The myofascial pain syndrome (SDM) is one of the most common causes of musculoskeletal pain. One of the possible treatments for SDM is the type of physiotherapy myofascial manipulation. Objective: This study aimed to analyze the effect of manipulative technique with myofascial pain threshold before and after applying the technique in athletes during competition period. Methods: Participated in the study 62 subjects of both genders, aged between 14 and 38 (19.64 + 4.89), who had myofascial pain syndrome, 32 oh the treatment group and 30 divided equally between control group and the placebo group. All were athletes and operated by the Department of Sport and Leisure in the city of Marilia – SP and were in competitive period. The volunteers were evaluated according to their musculoskeletal symptoms to prove the necessity of performing the technique of myofascial manipulation. Confi rmed the need to assess the pressure pain threshold (LDP) using a digital dynamometer. After the measurement, patients underwent treatment or using the technique of myofascial manipulation, or a sliding surface for the placebo or no treatment for the control group followed by the immediate reassessment of the LDP. Results: The results were normalized by Kolmogrov-Smirnov test (KS). Through the ANOVA test found no differences between the initial LDP thresholds between groups. To compare pre and post LDP of the three groups we used the paired t test. Signifi cant difference (p=0.0001) between the values of pain threshold before and after application of myofascial manipulation for the treated group and not signifi cant for the control group (p=0.45) and placebo (p=0.16). Conclusion: We conclude then that the myofascial manipulation technique is able to increase pain threshold after micro-musculoskeletal injuries in athletes in competitive period.

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Introdução: A fibromialgia é uma doença caracterizada principalmente por dor músculo-esquelética difusa e crônica. Os distúrbios do sono em fibromiálgicos podem ter papel não somente na etiologia da dor crônica, mas também na perpetuação dos sintomas, portanto o estudo das condições do sono nestes pacientes é relevante na medida em que possibilita um entendimento das condições fisiopatológicas e permite uma abordagem ampla para o tratamento da fibromialgia. Objetivo: Apresentar a relação entre os distúrbios do sono e os sintomas da fibromialgia e sua importância na avaliação dos fibromiálgicos. Metodologia: Foi realizado levantamento bibliográfico do período de 1990-2009, nas bases de dados Medline, Pubmed, Lilacs e Scielo, através das palavras chaves: sleep, fibromyalgia, sleep disorders, insomnia, pain. Resultados: A literatura demonstra uma alta prevalência de distúrbios do sono em pacientes portadores de fibromialgia e uma relevante relação entre as anormalidades no padrão do sono e o sintoma da dor crônica.

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

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The mini-implant has become a device for anchorage quite widespread and current employee in Orthodontics. The effectiveness of mini-implant is mostly due for its stability primary, however is important to understand about factors that influence the stability. This article presents a review of literature in the database, and as a criterion for inclusion in articles published on the factors related to the stability of mini-implant carried out on humans and animals. The articles was selected according selection criteria related to stability, The factors of mini-implants stability have been described in the literature with scattered scientific information, most of them just as clinical observations. However, these factors of stability can be classified in relation to screw, professional and patient.

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As an innovative transitory anchorage device, the mini-implants deserve to be described with details regarding its use and action during orthodontic treatment. Therefore, this paper intents to present some biomechanic criteria adopted to for a better use of mini-implants as anchorage in anterior retraction (space closure), molar distalization, mesial movement of the molars, intrusion of molars and as support to provisional implant.

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This clinical report describes an adult patient referred for orthodontic treatment with mini-implants as anchorage to correct the root angulation of maxillary lateral incisors. The purpose of this report was to demonstrate the versatility of mini-implants placed in a vertical direction in esthetic areas. During orthodontic treatment, some aspects must be observed to preserve the interim restoration against the occlusal loads to avoid screw fracture. A fixed appliance was placed to correct the position of the maxillary anterior teeth and to complete the treatment. Acceptable esthetics and function were achieved.

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O objetivo deste estudo foi buscar um melhor entendimento sobre a dor músculo-esquelética crônica da face e sua relação com o bruxismo do sono. Quarenta pacientes foram avaliados de acordo com o Research Diagnostic Criteria for Temporomandibular Disorders: Grupo A - 20 pacientes com DTM, com média de idade de 32,7 anos e duração média da dor de 4,37 anos; Grupo B - 20 pacientes sem DTM, com média de idade de 30,8 anos. As variáveis do sono e do bruxismo foram avaliadas em exame polissonográfico. As características clínicas foram estatisticamente diferentes entre os dois grupos: o grupo A apresentou maior freqüência de auto-relato de dor matinal (p=0,0113) e estalido articular (p=0,0269), maior grau de sintomas físicos não específicos (p=0,001) e de limitações da função mandibular (p=0,001). Não houve diferença estatisticamente significativa para as variáveis do bruxismo: número de episódios de bruxismo por hora, número de surtos por episódio e por hora, duração total, porcentagem em cada estágio do sono, tipo e amplitude dos episódios. A arquitetura do sono mostrou-se dentro dos parâmetros de normalidade, sem nenhuma diferença estatisticamente significativa entre os dois grupos. Conclusões: as características clínicas dos pacientes com bruxismo do sono, com e sem DTM, são diferentes, mas as características do sono e do bruxismo são similares. Mais estudos são necessários para esclarecer as razões pelas quais alguns pacientes com bruxismo do sono desenvolvem dor milfascial crônica e outros não.

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

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Osteoarticular diseases are very frequent in small animals, especially dogs. Osteoarthritis is the most common degenerative arthropathy in cats and dogs. It is one of the most important skeletal disease in small animals and it is divided into two broad classes: secondary and genetics. The secondary is originated from situations that can cause joint instability like as trauma, ligament problems and obesity among others. The gene for osteoarthritis comes from hereditary problems such as hip dysplasia, elbow dysplasia and other diseases that can cause articular instability. The hereditary osteoarticular diseases are important only because they can result in the osteoarthritis. It is important to prevent the joint instability and consequently the clinical signs that affect the quality of life of the animals. The most common clinical signs are intermittent claudication, a decrease in performance, reluctance to jump and climb ladders among others. To prevent the clinical signs or mitigate them, the treatments need to be focused on pain control and especially restoration of the affected joint. The treatments most used are the medical and surgery. Anti-inflammatory and analgesics are used in large scale for pain control and to inhibit inflammatory mediators. Furthermore, medical treatment includes weight reduction, physiotherapy and proper nutrition along with anti-inflammatory and analgesics. Surgical treatments are indicated if there is an inadequate response to medical treatment. Physiotherapy is often used in conjunction with other treatments. Besides the reduction of weight is essential and obesity is unacceptable. Cats also suffer from osteoarthritis, but the diagnosis is rarer than in dogs. Usually the cat’s owners relate the reluctance to jump and drop in performance with senility, and when the disease is diagnosed is already in... (Complete abstract click electronic access below)