Profile: Diversified Diagnostic Products, Inc. manufactures and distributes electronic/mechanical equipment used in radiology & nuclear medicine. Our vidiviewer consists of a portable membrane switch control panel & film storage file. Our Xenamatic-2000N and 3000N series of xenon rebreathing devices are designed to provide both the user & patient with maximum flexibility & safety when performing lung ventilation studies with either Xe133 or Xe127.