Personal profile

Brief presentation

Chief Orthopedic Surgeon

Otto Kraemer is an Orthopedic surgeon specialized in arthroscopic surgery, with an increased focus on hip- and knee surgeries in recent years. He has performed hip preservation arthroscopies since 2007 and he is co-founder and member of the steering committee of DHAR (The Danish Hip Arthroscopy Registry) as well as head consultant in the Annual Report form DHAR. Furthermore, he performs arthroscopic and open knee surgery in pediatric patients and patellofemoral stabilizations in adolescents and grown-ups. Otto have been a certified Sports physician since 2008.

Otto has a special interest quality control and for that, he has had run a database of his own hip-arthroscopies, that have led to a number of papers published in international journals. He is also monitoring the deep surgical infections in the arthroscopic section and making an annual report.

Previously, Otto has done a lot of ACL-reconstructions and revisions with different grafts including allografts but have stopped doing ACL-surgeries. For many years, he was a member of the steering committee of the national ACL reconstruction registry (DKRR).​​​


Arthroscopic surgery and sportstraumatology, ACL revision surgery, Patellastabilisation, arthroscopy in children

Main research areas

Quality assessment of hip arthroscopy



  • ISHA – International Society for Hip Arthroscopy
  • ESSKA – European Society of Sports Traumatology
  • Danish Orthopedic Society (DOS)
  • SAKS – Dansk Selskab for Artroskopisk Kirurgi og Sports Traumatologi
  • DIMS - Dansk Idrætsmedicinsk Selskab
  • Sports Orthopedic Research Center – Copenhagen (SORC-C), Copenhagen University Hospital Hvidovre, Denmark
  • Department of Orthopedic Surgery, Copenhagen University Hospital Hvidovre, Denmark

Current research

Results after arthroscopic hip surgery for FAI (femoroacetabular impingement.

Possible effect of capsular closing?



  • Capsular closure (RCT) in hip arthroscopy
  • Hip joint survival after hip arthroscopy. A national registry based analysis of hip joint replacements after hip arthroscopies in Denmark​
  • Surgical Treatment of lateral hip-related pain
  • Patellofemoral pain

Potential conflicts of interest



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