University of Notre Dame Australia,. Clinical Lecturer at Macquarie University and the Australian School of Advanced Medicine. A. Khemka, S Lord, B Bosley ...
Osseointegrated Implant connected to Joint replacement
Munjed Al Muderis
MB ChB, FRACS, FAOrthA
Chairman of the Osseointegration Group of Australia
Adjunct Clinical Associate Professor, School of Medicine, Sydney
University of Notre Dame Australia,
Clinical Lecturer at Macquarie University
and the Australian School of Advanced Medicine
A. Khemka, S Lord, B Bosley
Total Knee Replacement with Osseointegration
7
Total Hip Replacement with Osseointegration
3
Why Joint Replacement ??? •
Joint Osteoarthritis •
Osseointegrated Implants
•
Moments & Forces
•
Transmitted through the Knee
•
Benefits Vs Harms
Why Joint Replacement ???
Joint Osteoarthritis Osseointegration transmits weight to proximal joint (hip or knee) NORMALLY Hence increased mobility increases joint wear
Joint Osteoarthritis
Why Joint Replacement ??? •
Ultra Short Stumps •
•
Small Bony Contact •
< 60 mm For BKA
•
< 120 mm For AKA
Risk of failure of Osseointegration
O’Donnell R. Compressive Osseointegration of Tibial Implants in Primary Cancer Reconstruction. Clin Orthop Relat Res 2009; 467 (11): 2807-12.
Ultra Short Residuum
Solution
Explore the Unknown Novel Joint Replacement with Osseointegration
Joint Replacement with TCBAP Takes away the arthritis Proximal joint becomes Weight Sharing rather than Weight Bearing Physiological load is transmitted directly to the femur (transtibial), pelvis (trans-femoral) Enables TCBAP