Unimed-Midwest, Inc. Exam Room Signal, 8 Flags,Teal/GY/Steel BE/By/WE/BK/MVE/Sesy Keep clinic procedures moving smoothly by indicating status of exam room with these color-coded flags. Users set up their own color-coded signals for doctors and staff. For example, to show “doctor in exam room,” “nurse and patient preparing for doctor,” “x-rays being taken.” These easily mounted signals are made of high quality, scratch-resistant plastic and plexiglass. Standard style is held firmly in place with tensioning springs.