Medical device company SpectraScience Inc. of San Diego has signed an exclusive five-year agreement with Pentax Europe GmbH of Hamburg, Germany, to distribute its WavSTAT optical biopsy system for colorectal cancer screening and diagnosis. Pentax provides minimally invasive surgical devices, including flexible endoscopes that are used with the WavSTAT system. The agreement, which includes the company’s new WavSTAT4 mobile console and disposable optical biopsy forceps, covers Europe, Turkey, Saudi Arabia and South Africa. It also provides for minimum purchase quantities in specified countries and gives Pentax a “right of first refusal” option for all other countries in the Middle East and Africa.