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Human Factors Research & Design

Human factors examines the relationship between human beings and the systems they use, focusing on improving effectiveness and ease of use with the goal of minimizing use errors.

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Our practice

Our consulting team has deep experience in the medical device and combination product domains. We have helped our clients succeed in hundreds of product development projects.



Applying our know-how and experience in research, human factors, design, engineering, and regulatory to help you chart a path forward.

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HFE User Research for Medical Devices


User research leads to a richer understanding of the factors controlling the quality of user interactions with your product.

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Human Factors Analyses for Medical Devices


Our human factors "toolkit" contains many types of analyses that focus on mental and physical interactions with products.

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Our UI design approach leverages user research to achieve functional and aesthetic goals.

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Summative usability testing, formative usability testing, expert critiques, heuristic analyses, cognitive walkthroughs, and more.

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We want to make the world safer and better through HFE research, training, consulting, and program development.

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Build your team’s Human Factors expertise...Introducing OPUS

Optimal Product Usability Suite (OPUS™) – Emergo by UL’s new human factors tools – provides training, tools, and resources needed to get your medical devices to market quickly.

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History built with experience

Rebranded as EMERGO by UL (still part of UL Soultions), our Human Factors Research & Design (HFR&D) team has extensive experience helping clients bring products to market and ensuring best-in-class user experiences.