Nestled in the community of the Greater Edendale Area, Eden Gardens Private Hospital (EGPH) offers superb private health care facilities, and takes pride in offering its patients high quality, holistic care and treatment.
Living with chronic knee pain can make everyday movement feel like a challenge. When mobility becomes limited, the desire to move more comfortably takes on a deeply personal meaning. For people considering knee replacement surgery, the goal reaches beyond the operation itself: it is about returning to everyday activities with greater confidence.
Robotic-assisted knee replacement is helping orthopaedic specialists plan and perform more personalised procedures. The technology supports surgical planning, implant sizing and positioning, giving surgeons an additional tool to work towards a stable, functional knee.
Dr Mthokozisi Duma, an orthopaedic specialist at Eden Gardens, shares how robotic assistance contributes to precision in knee replacement surgery, and why the patient’s individual needs remain central to treatment.
Robotic-assisted knee replacement is knee replacement surgery in which the surgeon uses robotic technology to support planning and precision. This assistance can help with selecting an appropriate implant size, positioning the implant components and making precise bone cuts during the operation.
The technology can be used for both partial and total knee replacements, depending on the patient’s condition and suitability for the procedure.
The surgeon remains responsible for the operation. Robotic assistance provides an additional tool to help translate a carefully developed surgical plan into the procedure itself.
For patients, understanding this relationship is important. The technology supports the specialist’s work, while the focus remains on the individual knee and the person whose mobility the operation aims to improve.
The primary goal of knee replacement surgery is to restore a stable, functional knee that allows a patient to move more comfortably and return to everyday activities.
That goal is shared, but the approach requires individual consideration. The patient’s knee condition, anatomy and suitability for a particular procedure all help shape the surgical plan.
Personalised treatment means looking carefully at what the individual knee needs. It also means recognising that the purpose of precision is ultimately practical: to support a knee that functions well in everyday life.
For someone living with chronic knee pain and reduced mobility, this makes the discussion about surgery more than a discussion about implants or equipment. It becomes a conversation about movement, comfort and the activities that matter most to them.
One option for carefully selected patients is a partial knee replacement. This procedure replaces only the damaged section of the knee rather than the entire joint.
Unlike a total knee replacement, a partial replacement allows the surgeon to preserve the healthy ligaments within the knee. This preservation may give patients a more natural-feeling joint.
Some patients may also experience a greater range of movement, particularly when bending the knee. These potential benefits help explain why partial knee replacement may be considered when it is appropriate for the individual patient.
However, suitability remains central to the decision. Partial knee replacement is an option for carefully selected patients, and the choice between a partial and total replacement depends on the condition of the knee and the specialist’s assessment.
The aim is to select a procedure that addresses the patient’s needs. Robotic assistance can then support the planning and precision of the chosen approach.
Precision matters when planning how an implant will fit and where its components will sit within the knee.
Robotic-assisted surgery adds another level of support to this process, helping the surgeon assess implant sizing and plan component positioning around the patient’s individual anatomy.
“The robot assists us with planning and precision, particularly when it comes to positioning the implants and assessing the appropriate implant size,” explains the orthopaedic specialist.
This brings the role of the technology into focus. Its contribution is closely connected to the details of the procedure: the size of the implant, the planned position of its components and the accuracy with which that plan can be reproduced.
For the patient, those details form part of a personalised approach to knee replacement. They connect the planning process with the wider goal of restoring comfortable, functional movement.
The technology allows surgeons to develop a detailed surgical plan before the operation. Using X-rays and other assessments, the surgeon can determine an appropriate implant size and plan the positioning of the components according to the patient’s individual anatomy.
This preparation helps establish how the replacement will be approached. It gives the surgeon a detailed plan centred on the knee being treated.
Planning is therefore an essential part of the story behind robotic-assisted knee replacement. The use of technology begins with understanding the individual joint and considering how the implant components should fit and be positioned.
During the operation, robotic assistance can help the surgeon make more precise bone cuts and accurately reproduce the planned positioning.
This links preparation with the procedure itself. The plan developed before surgery provides a foundation, while robotic assistance supports the surgeon in carrying it out.
Reflecting on his experience of implant sizing, Dr Duma says:
“I find that the implants we fit now tend to be more accurately sized compared with some of the traditional methods, where measurements were often taken during the operation,” said Dr Mthokozisi Duma, an orthopaedic specialist at Eden Gardens.
His observation highlights the value he sees in using technology to support the fit of the implant. It also illustrates how planning and precision work together within a personalised surgical approach.
Robotic technology does not replace the surgeon.
The orthopaedic specialist remains central to assessing the patient, planning treatment and performing the operation. Robotic assistance supports that work by providing an additional tool for surgical planning and precision.
The term “robotic-assisted” describes this relationship. The surgeon uses the technology to help carry out the procedure, with the patient’s condition and suitability guiding the treatment approach.
Whether the procedure is a partial or total knee replacement, the focus remains the same: applying specialist expertise and the available tools to the needs of the individual patient.
While implant sizing and positioning are important parts of the procedure, patients are often focused on what improved movement could mean for their lives.
The goal is to help people move better, experience less pain and regain confidence in participating in meaningful activities. These aims give the technical aspects of knee replacement their human context.
A stable, functional knee matters because of what it may allow a person to do more comfortably. The purpose of a personalised surgical plan is to work towards that everyday function.
Potential benefits should still be understood in the context of the individual patient. The more natural feeling and greater range of movement associated with partial knee replacement are possibilities for some patients, rather than promises for everyone.
A discussion with an orthopaedic specialist can help patients understand how the available options relate to their own knee condition and mobility goals.
As robotic technology continues to develop, it is providing orthopaedic specialists with increasingly sophisticated tools to personalise knee replacement surgery.
From planning implant size before the operation to supporting precise bone cuts during surgery, robotic assistance contributes to an approach shaped around the individual knee.
For Dr Duma at Eden Gardens, the value of this technology is reflected in its support for planning and precision. For patients, its purpose remains connected to a clear and personal goal: moving more comfortably and returning to the activities that matter.
If chronic knee pain and reduced mobility are affecting your everyday life, speak to an orthopaedic specialist about your knee condition and whether knee replacement surgery may be appropriate for you.
Robotic-assisted knee replacement uses technology to support the surgeon with planning and precision. It can help with implant sizing, component positioning and precise bone cuts, supporting a surgical approach tailored to the patient’s anatomy.
A partial knee replacement replaces only the damaged section of the knee rather than the entire joint. It allows the surgeon to preserve healthy ligaments and may be suitable for carefully selected patients. The choice of procedure depends on the patient’s knee condition and assessment.
Yes. Robotic assistance can be used for both partial and total knee replacements. Its use depends on the patient’s condition and suitability for the procedure.
No. The surgeon performs the operation, using robotic technology as an additional tool to support planning and precision. The technology does not replace the orthopaedic specialist.
Using X-rays and other assessments, the surgeon develops a detailed plan before the operation. This includes determining an appropriate implant size and planning component positioning according to the patient’s individual anatomy.
A partial knee replacement preserves healthy ligaments within the knee, which may give some patients a more natural-feeling joint. Some patients may also experience a greater range of movement, particularly when bending the knee.
The main goal is to restore a stable, functional knee that helps the patient move more comfortably and return to everyday activities. Treatment aims to support better mobility, less pain and greater confidence in movement.
Every person’s experience of knee pain is different, and understanding your options starts with a conversation. If persistent knee pain is affecting your mobility, an orthopaedic specialist can assess your condition and discuss whether partial, total or robotic-assisted knee replacement may be appropriate for you.
Explore the doctor profiles at Eden Gardens Private Hospital to find our orthopaedic specialists, including Dr Duma, or contact Eden Gardens for help with your enquiry.
To learn more about the hospital and its services, visit the Eden Gardens Private Hospital website or follow us on LinkedIn.
Your questions, your comfort and your goals for everyday movement are a meaningful starting point for the next conversation about your knee health.
Nestled in the community of the Greater Edendale Area, Eden Gardens Private Hospital (EGPH) offers superb private health care facilities, and takes pride in offering its patients high quality, holistic care and treatment.
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