From 1961, spray mist suction machines were produced. 1964 greeted the mobile Orosuc which made seated treatment on the lying patient possible in Europe. In 1965, the first oil-free compressor, which works via the use of Teflon piston rings without cylinder lubricants, was introduced for dental medicine. This cleared the way for preparations using bonding technology. In the same year, the paradento spray was introduced. The spray provides dentists with a successful prophylaxis and treatment method against marginal periodontal diseases. 1966 saw the introduction of Orotol, the care and disinfectant product for suction units. In 1968, the first fully automated X-ray film developer was developed and produced on behalf of Siemens under the name of Procomat. The year 1969 saw the introduction of the Dürr central suction systems which paved the way for modern multiple room surgery suction solutions.