More than 35 years of focused orthopaedic care.
Dr Christiaan Rudolf Oosthuizen is an Orthopaedic Surgeon with a particular focus on contemporary partial knee replacement, hip replacement surgery and the management of degenerative spinal conditions.

Dr Christiaan Rudolf OosthuizenMBChB (Stellenbosch) · MMed Orthopaedics (Pretoria) · PhD (Wits)
Professional biography
Dr Christiaan Rudolf Oosthuizen is an Orthopaedic Surgeon with more than 35 years of experience in private practice. His practice has a particular focus on contemporary partial knee replacement, hip replacement surgery and the management of degenerative spinal conditions.
Since establishing his practice in 1990, Dr Oosthuizen has remained committed to delivering evidence-based orthopaedic care tailored to each patient's individual needs. He believes that successful treatment begins with an accurate diagnosis and careful assessment, allowing the most appropriate treatment plan to be developed for each patient.
Alongside his clinical practice, Dr Oosthuizen has maintained a longstanding commitment to education, research and the advancement of orthopaedic surgery. He currently serves as an Honorary Lecturer in the Division of Orthopaedic Surgery at the University of the Witwatersrand, where he continues to contribute to postgraduate teaching and clinical research.
Training & qualifications
Dr Oosthuizen matriculated in 1973 before graduating with an MBChB from the University of Stellenbosch in 1979. He completed his MMed (Orthopaedics) at the University of Pretoria in 1989 before entering private practice in 1990.
In 2022, he was awarded a PhD by the University of the Witwatersrand for his research into knee osteoarthritis grading and arthroplasty. His academic work continues to focus on improving patient selection, surgical outcomes and the advancement of contemporary knee arthroplasty.
Areas of expertise
Dr Oosthuizen provides comprehensive assessment and treatment for orthopaedic conditions affecting the knee, hip and spine. His principal areas of expertise include:
- Contemporary partial knee replacement
- Knee osteoarthritis assessment and surgical planning
- Total knee replacement
- Revision knee arthroplasty
- Hip replacement surgery
- Degenerative spinal conditions
Treatment recommendations are individualised for each patient and are based on a comprehensive clinical assessment, imaging findings and the most appropriate evidence-based treatment options.
Practice history
Dr Oosthuizen established his private practice in 1990, consulting at Garden City Clinic and Life Flora Hospital. In 1996, he relocated his practice to Life Wilgeheuwel Hospital, where he continues to practise.
Since 2023, he has also consulted at Johannesburg Surgical Hospital in Northcliff, where he continues to provide orthopaedic care alongside his practice at Life Wilgeheuwel Hospital.
Registered credentials
Information Officer registration certificate
Dr CR Oosthuizen · Registered with the Information Regulator (SA) under POPIA s. 55 — registration no. 2026-038428.
Professional memberships
- Health Professions Council of South Africa (HPCSA)
- South African Orthopaedic Association (SAOA)
- South African Knee Society (SAKS)
- American Academy of Orthopaedic Surgeons (AAOS)
- South African Spine Society (SASS)
Selected publications
- The Knee Osteoarthritis Grading System for Arthroplasty (KOGS).J Arthroplasty. 2019;(34):450–455.
- The X-Ray Knee Instability and Degenerative Score (X-KIDS).SA Orthopaedic Journal. 2015;14(3):61–69.
- The UKA (Knee Osteoarthritis Grading System) — book.CR Oosthuizen, 2019. ISBN 9781693760464.
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- Mon·JSH·06:30 – 10:00
- Tue·Wilgeheuwel·06:30 – 10:00
- Thu·JSH·06:30 – 12:00
Orthopaedic emergencies outside consulting hours
If you experience an orthopaedic emergency outside of consulting hours, please report immediately to the Casualty Department at either Johannesburg Surgical Hospital (JSH) or Life Wilgeheuwel Hospital for assessment and treatment. The casualty doctors will provide the necessary emergency care and arrange specialist orthopaedic referral if required.