Human factors for medical devices - Do it by design
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The document discusses various topics related to human-computer interaction and user interface design such as organization of basic human skills and abilities, simple reaction times for different senses, comprehensibility of standardized symbols, examples of good and bad UI design patterns for things like progress bars and radio buttons, influence of font design on readability, and usability considerations for touchscreens like avoiding nested scrolling lists. It also includes samples of medical workstation interfaces.
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Human factors for medical devices - Do it by design
- 20. 01August 2013Oliver Schreck Organization of basic human skills and abilities
- 24. 01August 2013Oliver Schreck Color choices with less then 2% misidentification rates
- 26. 01August 2013Oliver Schreck Simple reaction time for various senses
- 37. 01August 2013Oliver Schreck Example: Overview X-Ray: Equipment and movement
- 47. 01August 2013Oliver Schreck Comprehensibility of some standardized symbols, AAMITIR 60878
- 62. 01August 2013Oliver Schreck You can't tell the number of results and there is a scroll bar The number of results is clearly displayed.
- 63. 01August 2013Oliver Schreck Bad Example – Radio buttons are not appropriate when there are only two options Good Example – These yes/no questions have a better representation with checkboxes
- 64. 01August 2013Oliver Schreck This progress bar looks like it is stuck at 99%. Ideally the progress bar should be hidden when completed and replaced by a green tick
- 72. 01August 2013Oliver Schreck Font design influences the ability to differentiate “1” and “7”
- 82. 01August 2013Oliver Schreck f) Scrolling: Avoid using scrolling lists and slider bars. Difficult to slide a finger across flat surfaces and stop it on a precise spot. Buttons are generally easier to use than a slider for scrolling up and down.A slider can be a good design option to help the user move rapidly through a set of options.A slider also offers the advantage of indicating one’s place within a scrolling list.
- 86. 01August 2013Oliver Schreck All popups are evil but this may be the most annoying one in history. How ironic that the popup is informing you that IE has blocked a popup.
- 87. 01August 2013Oliver Schreck Popup with the dimmed background is much more intuitive
- 88. 01August 2013Oliver Schreck Sample of medical workstations