O3-Ozonizer. This new device was presented for the first time to the professional community on ESA’s booth at Medica 2005 in Düsseldorf, which is the largest medical fair in the world. Bradford Instruments and MDCL have together founded the company DutchOzone for marketing and distribution, and for the manufacturing and development of any variations of the O3-Ozonizer as well as development of other ozone applications in the medical and dental areas.