Interactive Medical Technologies (IMT), is an industry leader in non-radioactive microspheres since 1986. In addition to our patented, E-Z Trac Colored Ultraspheres, IMT offers expertise supporting your regional blood flow analysis (RBF), and will assist you in selecting the correct size microspheres for use in your experiments. IMT also offers services and NuFlow Fluorescent Microspheres to rapidly track blood flow into organs, by providing a comprehensive tissue analysis report. The result: Our clients gain knowledge to enable them to design more effective drugs.