[Success and preventive effectiveness of therapy with fixed partial dentures].

The author deals with the question what factors are suited for securing an optimal duration of serviceability of fixed partial prostheses. It is pointed in particular to the indication and the planning of bridges with regard to the form changes of the masticatory organ. Further factors are: attention to the reparability of plastic facings and, if necessary, renunciation of plastic facing materials and utilization of ceramic materials or bridge anchors without facing.