• MS (Orthopaedics)
• Cotrel Spine Fellowship, Department of Spinal Surgery Institut Calot, Berck-sur-mer France
• A.O. Spine Fellowship, Unit of Prof. W. Dick Orthopaeische Universitatsklinik Felix-Platter-Spital Basel, Switzerland
• Harms Spine Fellowship, Unit of Prof. Harms Spine
• Centre Klinikum, Karlsbad - Langensteinbach Karlsbad Germany