This paper presents a formal framework for the development of interactive software that bridges the gap between ergonomic knowledge and software design. It builds upon previous work on formal notations and proposes an integrated development process from requirements to model-based execution. It also embeds ergonomic knowledge in requirements, and proposes a way to formally represent them and to...

The goal of this study was to comprehensively identify ergonomic constraints among nursing workers in two public hospitals in Brazil. We used a qualitative research design and conducted interviews, field observation and performed a subjective questionnaire with nurses of emergency care sectors. The Cronbach α technique was used to determine the internal consistency of the questionnaire. Based o...

BACKGROUND Musculoskeletal disorders (MSDs) that result from poor ergonomic design are one of the occupational disorders of greatest concern in the industrial sector. A key advantage in the primary design phase is to focus on a method of assessment that detects and evaluates the potential risks experienced by the operative when faced with these types of physical injuries. The method of assessme...

OBJECTIVE The objective of this study was to identify the usage and accessibility problems faced by the disabled (whether in pain or not) users of assistive devices (conventional wheelchairs), identify physical barriers that limit their mobility, and recognize the socio-cultural practices excluding them from the design process of such devices. Another main purpose of this paper is to improve th...