Read this article to get a quick idea about the possibilities and see the video they posted.
sorry it took me so long to post more about this. i have been a little taxed for time lately, my apologies.
i read an article that expanded a bit more on this over on the BYTE blog on information week. http://www.informationweek.com/byte/reviews/personal-tech/peripherals/231300111
Here is a link to the company whose technology was shown: http://www.tobii.com/
apparently you can see this at 2012 CES January 10 – 13. if you are there, please let me know what you think.
and this link is for the reader who contacted me on skype to ask more about the product:
when i have some time, i may contact the company to see what applications it has for Healthcare IT.
take care
About Tobii Technology
Tobii Technology is the world leader in eye tracking and eye control technology, which makes it possible for computers to know exactly where users are looking. Implemented in comprehensive solutions for research and communication, Tobii’s leading eye tracking technology has already transformed research in many fields and has enabled communication for thousands of people with special needs. Tobii delivers market-leading eye tracking technology and OEM components to applications such as computers, gaming and vehicle safety systems. Founded in 2001, Tobii continues to achieve rapid annual growth and receive awards and recognition for its accomplishments. Based in Sweden, Tobii has a global presence, with offices in the U.S., China, Germany, Japan and Norway, as well as a worldwide network of resellers and partners.