Revision Knee Replacement Surgery
Dr Daniel Meyerkort – Perth Orthopaedic & Sports Medicine Centre
What is a revision knee replacement?
Revision knee replacement is redo surgery of your original knee replacement. It can range from being relatively minor (plastic liner change only) to a major & complex replacement of all components. The most common reasons for revision knee surgery are infection, loosening, lysis, instability, plastic wear, dislocation and pain.
What are the signs of knee replacement failure?
If you have a knee replacement that was functioning well and now is becoming painful this is a warning sign that it may be failing. You should have an x-ray and seek review from an Orthopaedic Surgeon. Other signs of failure include swelling, instability and loss of function.
How do you break up scar tissue after knee replacement?
The best way to prevent scar formation is early movement with your physiotherapist. Rarely a manipulation under anaesthetic or surgical scar removal is required.
Can you break a knee replacement by falling?
It is very uncommon to break the knee replacement implant however fracture of the bone around the prosthesis occurs more commonly. Typically, we see this in elderly patients with poor quality bones (osteoporosis) who are also frail and frequently falling. The treatment is usually surgical fixation of the fracture with a plate and screws.
Can a knee replacement last 30 years?
Yes, modern knee replacement is expected to last 20 – 30 years for most people. It is dependent on your age and level of function. Data from the Australian Joint Registry suggest that 80% of knee replacements will last 20 years.
What are the most commonly reported problems after revision knee replacement?
Revision knee replacement is major surgery and has risk associated with the procedure. The most common risks and problems are infection, stiffness, instability, pain, blood clots, loosening and fracture. Despite these risks, most patients have a good result from surgery.