2002

  • Advanced cervical spine course (Garmisch-Partenkirchen)
  • Dynesys-Meeting (Lenzburg)
  • Spinal Cord Stimulation Symposium, Schweiz. Paraplegikerzentrum (Nottwil)
  • Cervical Disc Preothesis Training Course (Bordeaux)
  • Advanced Techniques for interbody fusion and pedicle screw fixation (St. Louis, USA)