Aimed at health-care professionals who are interested in learning more about colonscopy (though also useful for the experienced gastroenterologist), this atlas begins with a very detailed guide to equipment and examination techniques, complete with three-dimensional computerized views of scope positioning, photographs demonstrating how to apply pressure over each colon section, and illustrations demonstrating loop techniques.

Q: Researchers recently reported on the "Couric effect"--a 20 percent increase in the number of people who underwent colonoscopies--after your televised colonscopy on the Today show.

Additional benefits to the REX solution include statistical analysis of radiologic information, disease tracking, and support for advanced 3D applications like virtual colonscopy.