Mr Guetjens is a consultant orthopaedic surgeon who has over 15 years experience in all aspects of knee surgery. He is the Consulting Surgeon to Derby County Football Club, Derby Rugby Club, Burton Albion Football Club and Derby Trailblazers Basketball Club. He has extensive experience particularly in sports related knee and ankle injuries having done over 5000 arthoscopies and 2000 cruciate ligament reconstructions. He has special interest is in cartilage resurfacing procedures, meniscal cartilage repair and arthritis in the younger patient.