The latest scientific and clinical information regarding the use of ceramics in orthopaedic surgery. CeramTec has had a long and close relationship with the French orthopaedic community and this community has been an incontestable pioneer in the use of ceramic in this field of orthopaedics. That is why the symposium takes place in Paris under the presidency of Professor J.-Y. Lazennec, Hôpital Pitié Salpêtrière.