The CE mark on medical devices is the European Union's product safety certification, all medical devices entering the EU market must be CE certified medical devices, medical devices need to meet the CE Directive Active Implantable Medical Devices Directive (AIMDD, 90/385/EEC), the Medical Devices Directive (MDD, 93/42/EEC) and the In Vitro Diagnostic Devices Directive (IVDD, 98/79/EC). Devices Directive (IVDD, 98/79/EC).