[Dental education and preclinical procedures to develop indirect vision].

The technological advance and the development of the odontologic profession, requires the gradual incorporation of more accurate psycho-motrice methods. The aim of this report is the presentation of the systems elaborated for the development of the students' and odontologists' psycho-motive skill. This report describes the method known as "reflection box", for the learning of indirect vision. In order to achieve a training, for the correct odontologic practice, in ergonomic positions that prevent skeleton-muscle disorders resulted from inadequate professional practices, exercises in two and three dimensions should be carried out with said box.