1. Hearing/Speaking impairments sub-network Aging population sub-network Motor deficiencies sub-network Cognitive/mental disabilities sub-network Visual impairments sub-network VISIT Virtual Knowledge Based Network for Integrating Assistive Technologies Handicap Technologies R&D AFM FST RRDC/VA CDR/Stanford Univ. ENST Bretagne INSERM SSSA GBT/UPM TNO-TPD ENST Paris Barnsley Hosp. INT ENST Bretagne GBT/UPM CERTEC/LUND ITACA/UPV CERTEC/LUND

2. Trials of products Diversity of products Choice of product 1 Use of system Maintenance of each product Choice of product 2Choice of product N Integration of products System Adaptation Problematic: Current situation of Assistive technologies Prescription Iterations

3. Data user Prescription User 3D Model Specifications of products Model synthetic in virtual reality Adaptation system model Setting of global system Manufacturing of different system parts Data transmission to manufacturer Use of system maintenance of system Choice of system Iterations Virtual distributed adaptation of assistive technologies

4. Model System Model User Virtuel Model Specification of products Virtual Adaptation Occupationnal Therapist User Expert 3D modelisation Manufacturer Expert prototyping