This work presents a system which allows medicine practitioners to model, to manipulate and to use virtual surgical instruments. The system allows operations like upgrade, modification and inclusion of new surgical instruments; also, it has a graphic interface which facilitates learning and an understandable help system for the final user. This tool contributes to the learning of surgical instrument manipulation for medicine students. On the other hand, the implementation of the system in a WEB environment allows its use by remote practitioners via internet.Este trabajo presenta un sistema que permite a los practicantes de medicina el modelado, el manejo y la utilización de instrumentos quirúrgicos virtuales. El sistema asume operaciones co...