, por ter participado da minha banca do exame de qualificação de mestrado e me mostrado caminhos para o desenvolvimento da minha pesquisa, com dicas e sugestões. À Profa. Dra. Miyeko Hayashida, por toda a ajuda na parte estatística, pela paciência, disposição e ensinamento.
535 30 YEARS 30 YEARS 1 9 8 8 -2 0 1 8 Acta Paul Enferm. 2018; 31(5):535-41.Urinary catheter: can exposure time and gauge affect biofi lm formation?Cateter urinário: o tempo de exposição e calibre podem infl uenciar na formação de biofi lme? Catéter urinario: ¿el tiempo de exposición y calibre puede infl uir en la formación de biofi lm? AbstractObjective: To assess the effects of expos ure time and gauge of Foley catheters in biofi lm formation. Method: In vitro study with samples of Foley catheter fragments made of siliconized latex of different gauges (#14 and #16 French gauge). Artifi cial urine was produced, which was inoculated with Staphylococcus aureus (ATCC 25923) and Pseudomonas aeruginosa (ATCC 27853) standard bacteria, incubated at 37 °C for 24 hours and 72 hours. The material was analyzed by means of culture (bacterial load) and scanning electron microscopy. Results: There was no difference in bacterial load of biofi lms formed in Foley catheter surfaces with regard to different gauges (p > 0.05). On the other hand, exposure time (24 hours and 72 hours) was a determining factor for P. aeruginosa biofi lm formation in Foley catheters (p < 0.05). Conclusion: Exposure time had an effect on P. aeruginosa biofi lm formation in Foley catheters, regardless of gauges. ResumoObjetivo: Avaliar a infl uência do tempo de exposição e calibre na formação de biofi lme em cateteres urinários de Foley (CUFs). Método: Pesquisa in vitro com amostras de fragmentos de CUFs em látex siliconizado de diferentes calibres (n° 14 e n° 16 Frenchs). A urina artifi cial foi confeccionada, inoculada com bactérias-padrão Staphylococcus aureus (ATCC 25923) e Pseudomonas aeruginosa (ATCC 27853) e incubada a 37 °C por 24 horas e 72 horas. As análises foram realizadas por meio de cultura (carga bacteriana) e microscopia eletrônica de varredura. Resultados: Não houve diferença na carga bacteriana dos biofi lmes formados nas superfícies dos CUFs com relação aos diferentes calibres (p > 0,05). Por outro lado, o tempo de exposição (24 horas e 72 horas) foi o fator determinante para formação do biofi lme de P. aeruginosa nos CUFs (p < 0,05). Conclusão: O tempo de exposição infl uenciou a formação do biofi lme de P. aeruginosa nos CUFs, independentemente dos calibres. ResumenObjetivo: Evaluar la infl uencia del tiempo de exposición y calibre en la formación de biofi lm en catéteres urinarios de Foley (CUFs). Método: Investigación in vitro con muestras de fragmentos de CUFs en látex siliconizado de diferentes calibres (n ° 14 y nº 16 Frenchs). La orina artifi cial fue confeccionada, inoculada con bacterias estándar Staphylococcus aureus (ATCC 25923) y Pseudomonas aeruginosa (ATCC 27853) e incubada a 37 °C durante 24 horas y 72 horas. Los análisis se realizaron por medio de cultivo (carga bacteriana) y microscopía electrónica de exploración. Resultados: No hubo diferencia en la carga bacteriana de los biofi lmes formados en las superfi cies de los CUFs en relación con los diferentes calibres (p> 0,05). Por otro lado, el tiempo de exposición (24...
Objective: To evaluate bacterial load of water using and not using sodium hypochlorite aiming at bacterial control of dental unit water. Method: Dental unit reservoirs from a dental clinic from School of Dentistry of Ribeirão Preto -USP were filled with public-supply water with and without sodium hypochlorite solution at 0.0003%, and water samples were collected and evaluated by Petrifilm™ AC (Aerobic Count) system from 2014 to 2017. Results: No bacterial contamination was observed in the water samples using sodium hypochlorite solution. However, bacterial contamination was detected in water from reservoirs, air-water syringes and high-speed outputs (without handpieces) without the disinfectant. Conclusion: The use of sodium hypochlorite solution controlled bacterial load of all the dental unit water samples as established by Brazilian legislation (<500CFU/mL).
Objective: to analyze the knowledge of injured professionals according to their perception, identifying their causes, feelings experienced, reactions and behaviors after the accident. Method: This is a descriptive study with quantitativequalitative approach, performed at the Regional Hospital of Ceilândia, through the application of questionnaires and interviews. The analysis was performed using descriptive statistics using frequency, mean, and standard deviation. The project follows strictly all ethical precepts. Results: Fear of contamination was the main feeling experienced. The most frequent cause of accidents was carelessness followed by improper disposal of sharps. It was noticed that professionals have difficulty adhering to personal protective equipment and that 88.8% of the injured had a complete vaccine scheme at the time of the accident. Conclusion: the reactions and behaviors of each individual were diverse. It is suggested the investment in education and training of the nursing team and modifications in the organizational system. Descriptors: Occupational Exposure, Occupational Health, Nurse Practitioners RESUMO Objetivo: analisar o conhecimento dos profissionais acidentados de acordo com sua percepção, identificando suas causas, sentimentos vivenciados, reações e condutas após o acidente. Método: trata-se de um estudo descritivo com abordagem quanti-qualitativa, realizado no Hospital Regional de Ceilândia, por meio da aplicação de questionários e entrevistas. A análise foi realizada por meio da estatística descritiva utilizando frequência, média e desvio-padrão. O projeto segue rigorosamente a todos os preceitos éticos. Resultados: o medo de contaminação foi o principal sentimento vivenciado. A causa mais recorrente de acidentes foi o descuido do profissional, seguido por descarte inadequado de material perfurocortante. Percebeu-se que os profissionais têm dificuldade em aderir aos equipamentos de proteção individual e que 88,8% dos acidentados possuíam esquema de vacina completo no momento do acidente. Conclusão: as reações e condutas de cada indivíduo foram diversas. Sugere-se o investimento em educação e treinamento da equipe de enfermagem e modificações no sistema organizacional. Descritores: Exposição ocupacional, Saúde do trabalhador, Profissionais de Enfermagem RESUMÉNObjetivo: analizar el conocimiento de los profesionales accidentados de acuerdo con su percepción, identificando sus causas, sentimientos vivenciados, reacciones y conductas después del accidente. Método: se trata de un estudio descriptivo con abordaje cuantitativo, realizado en el Hospital Regional de Ceilândia, a través de la aplicación de cuestionarios y entrevistas. El análisis fue realizado por medio de la estadística descriptiva utilizando frecuencia, media y desviación estándar. El proyecto sigue rigurosamente todos los preceptos éticos. Resultados: el miedo a la contaminación fue el principal sentimiento vivido. La causa más recurrente de accidentes fue el descuido del profesional, seguido por descarte inadecuad...
Jalecos em têxteis de poliéster agem como barreira contra fl uidos e bactérias?Do white coats on polyester fabrics act as a barrier against fl uids and bacteria? ¿Batas médicas de telas de poliéster actúan como barrera contra fl uidos y bacterias?
To map the scientific production about biofilms formation and prevention on urinary catheters. It is a bibliometric, exploratory, and descriptive research performed in Web of Science™, in three stages, and utilizing HistCite™ software. In this regard, descriptors “Biofilm*” AND “Urinary Catheter*” were utilized within the period between 1945 and 2016. A total of 329 articles about biofilm on urinary catheter were found from 1985 to 2016. These articles were written by 1,262 authors from 452 institutions located in 50 countries. The relation among the 15 selected articles, the most impacting ones, evidences the existence of experimental researches; most of them was in vitro. The control of biofilm formation on urinary catheters remains as a major challenge in the health area, because new ways are necessary to improve the prevention and minimization of this phenomenon.
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