A Diagnostic Set is a set of medical tools used to diagnose patients by examining the ears, eyes, and throat. A diagnostic set is a set of medical instruments which are used to look into the eyes, ears, nose, and throat. Commonly, the set consists of a single instrument with configurable parts which can be used for all four functions, making it easy for a physician to use and carry a diagnostic set. Others may have two instruments, with the ophthalmoscope for the eyes being separate. Some doctors maintain their own, while others take advantage of diagnostic sets which are used to stock exam rooms and clinic suites While diagnostic sets will differ between brands, most diagnostic sets contain, Universal Handle, Otoscope, Ophthalmoscope, Reusable Speculas, Disposable Speculas, Spare Bulbs