The activity of the department for emission introscopy of the Research Institute for Medical Instrument-Making ("ZAO VNIIMP-VITA") is described in the article. A list of developed and commissioned devices and instruments for the field of nuclear medicine is presented. Methods of elaboration of some sophisticated instruments and units designed for radio-biochemical and radio-immunologic examinations as well as methods of elaboration of scintillation gamma cameras, tomograph GKS-301T, medical dosimeters and of other devices are also described.