Objective To evaluate the usability of a mobile application for early detection of pediatric cancer. Method A descriptive study, with a quantitative approach, evaluating the usability of the application “Fique Atento, pode ser câncer” by 19 oncology nurses at the Oswaldo Cruz University Hospital, Pernambuco, Brazil, using the validated System Usability Scale questionnaire. For analysis, Microsoft Excel and the support of the Statistical Package for the Social Sciences (SPSS) software were used. Results Through the application of the SUS questionnaire, the total value of the averages of all scores was 91.58%, the satisfaction rate was 88.6% and the efficiency rate 91.2%. Discussion The data demonstrated that the application has agreement and compliance with the principles of usability in the criteria of effectiveness, efficiency and user satisfaction. Final considerations The application brings an important contribution to expand the construction and validation of technological tools that align both theoretical and practical knowledge.

Objective: To develop an application on primary nursing care for users with diabetes mellitus and to assess its usability in the light of the Unified Theory of Acceptance and Use of Technology. Materials and methods: A methodological study, which used a quantitative and cross-sectional approach, based on the Systematic Design of Instruction method. The product was validated for usability by 11 specialist nurses, using the System Usability Scale questionnaire, based on the Unified Theory of Acceptance and Use of Technology 2 by Venkatesh, Thong and Xu. Results: The application was developed through open and free frameworks, based on the updated content of the Nursing Protocol in Primary Care on Diabetes Mellitus, plus the International Classification of Nursing Practices in Public Health. In assessing usability, the application reached a score of 90 points, being classified on a scale of best achievable, with dimensions that ground the theoretical constructs. Conclusions: The technology named Diabetes em Foco (Diabetes in focus in English) is promising to improve and advance theoretical and practical knowledge, in addition to quick and easy access to the protocol, timely support for decision-making and strengthening the systematization of nursing care in primary health care.

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Introdução: O novo coronavírus ressignificou os cuidados primários e desafiou as estratégias de territorialização para um atendimento integral e equânime. Objetivo: Compreender, a partir de uma concepção teórica, a ressignificação do território pelos profissionais da Atenção Primária à Saúde em contexto do distanciamento social provocado pela pandemia da COVID-19. Métodos: Trata-se de um estudo descritivo com abordagem qualitativa, realizado com profissionais da Atenção Primária em Saúde, que atuaram no contexto da COVID-19 no ano de 2020. A coleta de dados ocorreu online, mediante formulário elaborado no Google forms contendo questões subjetivas quanto às percepções e experiências sobre o processo de territorialização. Resultados: Percebe-se a reinvenção de novas estratégias de continuidade do cuidado e manutenção do vínculo com a comunidade, evidenciando-se a importância da dimensão sanitária e cultural do território para o processo saúde-doença. Conclusão: O estudo proporciona maneiras distintas de construir o processo de trabalho da atenção primária em tempos de pandemia, na tentativa de continuar garantindo um atendimento sistemático, integral e humanizado para toda a população.