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Published on: August 8, 2019
Simulation and Usability Lab to Analyse the Safety and Performance of Medical Devices
Beatrice Coldewey1, Mare Mechelinck1, Christopher Plata1
1Institute of Medical Informatics, Medical Faculty, RWTH Aachen University, Aachen, Germany.
Studies in Health Technology and Informatics
|May 17, 2025
Summary
Combining simulation and usability testing enhances the assessment of medical device risks. This approach safely simulates critical scenarios, improving human-machine interaction investigations without patient involvement.
Area of Science:
- Medical device safety
- Human-computer interaction
- Usability engineering
Background:
- Investigating hazardous human-machine interaction and use-related risks in medical devices is crucial.
- Traditional methods may not fully capture risks in critical care environments.
- Simulation offers a potential solution for risk assessment.
Purpose of the Study:
- To evaluate the effectiveness of combining simulation and usability testing for medical device risk investigation.
- To assess the suitability of a simulation lab for replicating critical emergency and intensive care scenarios.
- To identify practical considerations for implementing simulation-based usability testing.
Main Methods:
- Utilized a simulation lab to replicate realistic emergency and intensive care environments.
- Simulated critical situations and high-stress conditions.
- Conducted usability testing within the simulated environment to identify human-machine interaction risks.
Main Results:
- The simulation and usability testing approach effectively identified potential hazards in human-machine interaction.
- The simulation lab successfully recreated critical scenarios without endangering patients.
- The methodology proved suitable for investigating use-related risks of medical devices.
Conclusions:
- Combining simulation and usability testing is a viable and safe method for evaluating medical device risks.
- Simulation labs provide a realistic platform for assessing device performance under stress.
- Financial and organizational management are key to successful implementation of this approach.

