The manufacturer or his authorised representative shall, for a period of at least five years and, in the case of implantable devices, at least fifteen years after the last copy of the product has been manufactured, keep at the disposal of the Director General of the Agence nationale de sécurité du médicament et des produits de santé the declarations of conformity and technical documentation which he has drawn up as part of the procedures provided for in this section, together with the decisions and reports of the authorised bodies which have taken part in these procedures.