The term summative usability testing recently entered the lexicon of medical device manufacturers as they faced the new requirement to validate their product's suitability for its intended use.

A product with the best technology might still fail if the user interface isn't easy to use and intuitive. You may have noticed the failure to consider one of the most important system components ...

Design is an iterative process. The more quickly you can test ideas and make improvements, the faster you reach the finished product. That's where prototyping comes in. It is an iterative process of ...