Two computer science professors at Washington University have produced a USB ultrasound probe which is compatible with Windows Mobile smartphones. The project, funded by Microsoft, has developed and optimized probe that uses less power, and is enhanced for data transfer rates on cellphones. The devices could be especially useful in on-the-go situations -- for ambulances, emergencies, and for use by traveling medical staff. The makers also foresee that the device could postively effect medical practice in the developing world, where equipment and doctors can be scarce, and a small, but cellphone access is ever increasingly