Hercules Dias

• DDS, MS, PhD
• Professor at Federal University of Para

The biofilm accumulation over the composite resin restorations can contribute to the formation of secondary caries. In this way, antibacterial restorative composite resins are highly desired. Then, the purpose of this study was to modify a composite resins using Ag doped ZnO nanoparticles (NPs), evaluate the antibacterial and mechanical properties...

Objective: The aim of this study was to evaluate the antibacterial activity of a composite resin modified by TiO2 and TiO2/Ag nanoparticles and their influence over different properties. Methods: TiO2 and TiO2/Ag NPs were synthesized by polymeric precursor and microwave-assisted hydrothermal methods and then, characterized by different technique...

Pensando em facilitar as escolhas dos estudantes próximos à conclusão do curso de Odontologia, este Guia tem o intuito de reunir e sintetizar uma variedade de passos e oportunidades a serem explorados pelo novo Cirurgião-dentista no estado do Pará, além de apresentar opções disponíveis no mercado, bem como promover uma reflexão sobre o planejamento...

Este estudo revisa a literatura sobre traumatismo dentário na dentição decídua, destacando fatores comportamentais e ambientais que aumentam a incidência em crianças pré-escolares. Busca-se investigar práticas emergenciais e protocolos eficazes para minimizar complicações, acelerar a recuperação e promover a saúde dentária pediátrica a longo prazo....

O manejo comportamental em odontopediatria é fundamental para superar desafios associados ao medo, ansiedade e resistência das crianças durante tratamentos odontológicos. Esses fatores frequentemente resultam no adiamento de consultas, comprometendo a saúde bucal e agravando condições tratáveis. Estratégias eficazes, como reforço positivo, técnica...

Objetivo: Avaliar o papel do cirurgião-dentista no reconhecimento do abuso sexual infantil por meio de manifestações orofaciais. Métodos: Trata-se de uma revisão integrativa de literatura, com a seguinte questão norteadora: Qual o papel do cirurgião-dentista frente o diagnóstico de manifestações orais de abuso sexual infantil? A pesquisa bibliográf...

O Transtorno do Espectro Autista (TEA) é uma condição identificada em indivíduos que apresentam alterações comportamentais, sociais e/ou psicológicas, podendo ser fatores que interferem no percurso e na execução do atendimento odontológico realizado pelos cirurgiões-dentistas a esses pacientes. O objetivo deste trabalho foi relatar casos clínicos,...

Embora a Constituição Federal Brasileira de 1988 e a Política Nacional para a População em Situação de Rua de 2009 assegurem direitos sociais, como a saúde, e seja imperiosa a prerrogativa do Estado garantir o acesso a saúde de forma universal e igualitária a todos, de modo seguro, simplificado e abrangente; ainda é limitada a utilização dos serviç...

Demonstrar a necessidade de identificar um fator amazônico para subsidiar o financiamento da saúde. Trata-se de uma revisão integrativa com análise qualitativa, sendo elegíveis para estudo os trabalhos que abordassem as questões teóricas acerca da Atenção Básica no contexto amazônico. A pesquisa bibliográfica compreendeu o período de 2023 a 2024, u...

Objetivo: Avaliar a influência de sucos típicas da região amazônica na estabilidade da cor da resina composta Bulk-Fill (Aura, SDI) de cor universal. Métodos: Trata-se de um estudo in vitro, conduzido com a confecção de 10 corpos de prova divididos em 4 grupos experimentais imersos, uniformemente, durante uma semana em 3 sucos regionais: açaí, buri...

A educação permanente potencializa a aprendizagem durante o processo de trabalho. O presente trabalho descreve a experiência de residentes do Programa de Residência Multiprofissional em Saúde (Atenção Básica / Saúde da Família) do Centro Universitário do Estado do Pará (CESUPA) no processo de ações de educação permanente realizadas no âmbito dos ce...

Artificial intelligence (AI) has gained notoriety in the dental field, since the emergence of several tools that help dentists in the performance of their activities and clinical routine, contributing to the early diagnosis of diseases, personalization of treatments, and data management. The objective of this chapter is to address the impact of art...

Background: Diagnosis of cracked tooth syndrome (CTS) requires clinical experience and scientific knowledge. Even providing an effective resolution of the symptoms, clinicians must inform their patients that cracks may progress and induce tooth separation. Thus, follow-up is essential. Case-report: This study describes the treatment of patients wit...

Objetivo: Realizar uma revisão com base em evidências cientificas atualizadas acerca do clareamento dental concomitante ao tratamento ortodôntico. Métodos: O presente estudo trata-se de uma revisão integrativa e para instrumento de trabalho foram criados e seguidos os seguintes passos: elaboração da pergunta norteadora, busca ou amostragem na liter...

The global spread of Severe Acute Respiratory Syndrome (SARS) caused by the SARS-CoV-2 virus has had a wide-ranging impact on dental practice worldwide. Given this scenario, this study proposed to conduct a literature review, addressing the current evidence regarding biosafety practices and clinical recommendations associated with the return to ele...

The active engagement of parents and educators reveals a profoundly significant impact on the transformations of children's habits. The purpose of this study was to analyze, through a literature review approach, how much the participation of parents and educators as role models can effectively influence the oral health conditions of growing childre...

During the unfortunate scenario of the COVID-19 pandemic, restrictive measures were implemented in face-to-face dentistry interactions, aiming to promote social distancing and contain the spread of the virus. Given this context, teledentistry has emerged as a solution to offer dental services. The purpose of this article is to review the literature...

Fear and apprehension related to dental care are considered a significant health challenge, often impeding the search for dental care. This obstacle takes on even greater proportions when it comes to children, as the effectiveness of procedures can be compromised if the dentist is not able to apply behavior management techniques. This study aims to...

Introdução: O Procedimento Operacional Padrão é uma relevante ferramenta de gestão para otimizar o processo de trabalho dentro da perspectiva da resolutividade definida nos princípios do SUS. Objetivo: elaborar um POP para estandardizar o funcionamento do fluxo de materiais do almoxarifado da Faculdade de Odontologia da Universidade Federal do Pará...

The use of violet LED was recently introduced as a new alternative technique to perform tooth bleaching, associated or not to bleaching agents. This paper shows a tooth bleaching clinical case report performed in a 26-year-old woman, using a violet LED associated to 10% carbamide peroxide (CP). The tooth bleaching protocol was performed in 3 sessio...

The aim of this study was to evaluate the antibacterial activity of a composite resin modified by 3D zinc oxide (ZnO) microstructures and to verify possible alterations on its mechanical properties. ZnO was synthesized by hydrothermal approach and characterized by X-ray diffraction (XRD), surface area by Brunauer, Emmett and Teller (BET), Fourier t...

Purpose of Review This review highlighted the state of the art regarding functional materials that have been used to hinder oral biofilm, focused on the materials used over the last 3 years to achieve an antimicrobial effect, considering the effects of its modification on the physical properties. Recent Findings Because dental restorations have fa...

In recent years there have been an increasing number of in vitro and in vivo studies that show positive results regarding antimicrobial photodynamic therapy (aPDT) used in dentistry. These include applications in periodontics, endodontics, and mucosal infections caused by bacteria present as biofilms. Antimicrobial photodynamic therapy is a therapy...

Due to increasing consumer knowledge about the health benefits associated with anthocyanin-rich foods and beverages-such as acai and blueberry juices-The growing consumption of these products should be a source of concern for dentists. Since anthocyanins are colorants that can discolor teeth and restorations, the aim of this study was to investigat...

It is estimated that approximately 26% of patients treated with prosthesis present total edentulous maxilla opposed by natural anterior teeth. These patients might experience loss of bone in the anterior part of the maxilla, increased tuberosity, papillary hyperplasia of the hard palate, extrusion of the mandibular anterior teeth, and loss of alveo...

During the last decade, nanotechnology has emerged as a separate field of research, mainly because of its application in different areas, such as engineering, medicine, dentistry, and in the development of different technologies used for different purposes. Particularly in dentistry, nanotechnology has shown to be a promising area due to the variet...

Since low concentration bleaching agents containing N-doped TiO2 nanoparticles have been introduced as an alternative to conventional agents, it is important to verify their efficacy and the hypersensitivity effect in clinical practice. Six volunteer patients were evaluated for color change and hypersensitivity after bleaching using 35% H2O2 (one s...

Fig. 1. Structures of compounds isolated from Bonamia ferruginea stem extracts.

Ethanol, methanol and water extracts representing mostly native plant species found in the Amazon region were prepared, respectively, by maceration, continuous liquid-solid extraction and infusion, followed by evaporation and freeze-drying. The freeze-dried extracts were tested for lethality toward Aedes aegypti larvae at test concentrations of 500...