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Robotic Hip Replacement & Its Impact on Hip Operation

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Hip pain is a common health issue as we age, particularly for those who engage in sports or physically demanding activities frequently. According to Lifeline Canada, nearly one in four people over 60 experience hip pain. Whether due to injury, arthritis, or wear and tear, chronic hip pain can severely impact mobility and quality of life. Thankfully, advancements in medical technology have improved how hip problems are managed and the efficiency of hip replacement surgeries.


For one, robotic hip replacement surgery enhances the precision and accuracy of traditional surgical methods. In this blog, we’ll explore how robotic hip replacement works, its benefits over conventional techniques, and how computerised surgery has transformed hip operations for better patient care.

Understanding Robotic Hip Replacement Surgery

It is worth underscoring that robotic hip replacement surgery does not replace the expertise of the surgeon. Instead, it enhances the surgeon’s capabilities by providing real-time feedback, 3D imaging, and control over surgical tools. With the assistance of robotic technology, the surgeon can make accurate incisions, align implants with greater precision, and ensure that the fit is customised to the patient’s specific anatomy. The two main types of hip replacement surgeries are:

        1. Total Hip Replacement. In this procedure, the damaged sections of the hip joint are entirely replaced with prosthetic components, including an artificial ball and socket. This surgery is typically performed to relieve pain and improve mobility caused by arthritis or injury.
        2. Revision (Redo) Hip Replacement. This involves replacing an existing prosthesis with a new set of artificial components. Depending on the hip condition, one or more parts, such as the stem, cup, or socket, may need to be replaced. Sometimes, the entire hip implant must be removed and replaced due to wear, loosening, or infection.

    Robotic Hip Replacement is a surgical procedure to alleviate hip pain and restore mobility by replacing damaged hip joint parts with artificial implants. This hip operation allows patients to resume daily activities previously limited by chronic pain or joint stiffness. Computerised surgery has further enhanced the precision and accuracy of this surgery, particularly with robotic-assisted hip replacement.

    The first robotic arm-assisted hip replacement was performed in October 2010, marking a significant milestone in orthopaedic surgery (Bullock et al., 2022). In Australia, the first Mako robotic hip replacement took place in 2016, and MHK surgeons conducted their first robotic hip replacement in February 2017.
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Role of Computerised Surgery in Hip Replacement

Pre-operative Planning
Pre-surgery planning involves imaging techniques such as CT or MRI scans to generate a detailed 3D model of the patient’s hip joint. This allows surgeons to visualise the joint’s structure and anatomy accurately, helping them tailor the procedure to the individual’s needs.
Intraoperative Guidance
Using light sensors, known as trackers, attached to the patient’s bone, the computer system can accurately locate and visualise the hip joint in real time. These sensors facilitate communication between the surgeon and the computer, enhancing the surgeon’s precision. The system acts as an extension of the surgeon’s hand, enabling millimetre-level accuracy.
Standardised Procedure
One of the major advantages of computerised surgery is its ability to standardise procedures. The system offers a controlled approach that reduces variability during surgery.
Data-Driven Adjustments
Throughout the surgery, computerised systems provide real-time feedback, allowing immediate adjustments when necessary. For example, if an implant is not aligned as planned, the system detects this. It guides the surgeon in correcting it.
Postoperative Assessment
The role of computerised surgery continues after the operation, as the data collected during the procedure can be used for postoperative assessments. Surgeons can analyse recovery progress, monitor the success of the implant placement, and determine if any further adjustments or follow-up procedures are needed.

Robotic Hip Replacement vs Traditional Surgery

In traditional hip replacement surgery, an open procedure replaces a damaged hip joint with artificial components. The primary distinction between traditional and computerised surgery lies in how the replacement is planned and executed. In traditional surgery, the surgeon relies on their experience and visual assessments of preoperative X-rays to determine the size and placement of the implant. While this approach can be effective, it may lack the precision offered by robotic-assisted methods.

Research indicates that robotic-assisted hip replacement surgery is five times more accurate in matching leg length and twice as precise in achieving the optimal hip joint angle compared to conventional hip replacement surgery (Robotic Assisted Surgery Vs. Conventional Joint Replacement, n.d.)

 

Benefits of Robotic Hip Replacement





Accurate Prosthesis Placement
During surgery, the system assists the surgeon by making real-time adjustments, ensuring optimal implant alignment. This reduces the risk of misalignment, which can lead to complications or the need for revision surgery.




Less Pain and Faster Recovery
The minimally invasive nature of the procedure results in less trauma to the surrounding tissues, reducing post-operative pain and discomfort. As a result, patients experience a quicker return to normal activities.




Customisation
Imaging and preoperative planning ensure the implant is tailored to the patient’s specific anatomy.




Long-term Solution
Studies have shown that robotic-assisted hip replacement surgery can lead to better long-term results, including higher patient satisfaction rates. Patients can potentially enjoy a better quality of life with fewer complications.

Choosing Robotic Hip Replacement Surgery

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Don’t hesitate to ask your doctor questions if anything is unclear. After reviewing diagnostic tests, such as X-rays or MRIs, take the time to understand the specifics of your hip joint damage. Ask your doctor to clarify the underlying causes of your pain, whether it stems from arthritis, an injury, or other conditions. The more informed you are, the better equipped you’ll be to navigate the changes total hip replacement surgery may bring to your life.

Your doctor will likely present surgical and non-surgical alternatives, such as physical therapy, medications, or lifestyle changes. Consider too your current activity level, recovery goals, and how the surgery could help you return to activities you enjoy. Additionally, discuss any pre-existing health conditions with your doctor that might affect your eligibility for surgery, including factors such as obesity, cardiovascular health, or diabetes.

Once you’ve gathered all the necessary information and reflected on your options, it’s time to make a decision that feels right for you. Trust your instincts and ensure you are comfortable with your choice. Discussing your decision with family members or close friends can be helpful, as their support can be invaluable during this time.

Why Dr Dutton for Robotic Hip Replacement in Singapore

Schedule an appointment with an orthopaedic specialist, such as A/Professor Andrew Quoc Dutton, to discuss your symptoms, medical history, and potential treatment options. During this consultation, your surgeon will evaluate your diagnostic results to determine if robotic hip replacement surgery is right for alleviating your pain and enhancing hip mobility.

A/Professor Andrew Quoc Dutton is a Harvard Fellowship-trained orthopaedic surgeon specialising in the diagnosis and treatment of shoulder, hip, knee, and other joint disorders. Dr. Andrew Quoc Dutton is the first doctor in Singapore to successfully perform hip arthroscopy with labral repair. He has been in clinical practice since 1996, having graduated from Marist College, Canberra, and the University of New South Wales in Sydney, Australia.

His expertise covers a wide range of joint issues, from degenerative diseases like osteoarthritis to sports-related injuries and other orthopaedic conditions. Contact (+65) 6836 8000 to schedule a consultation with Dr. Andrew Dutton today.

References:

  1. Hip replacement surgery. (2024, May 28). Johns Hopkins Medicine. 
  2. aahks. (2024, July 18). What is Computer-Assisted Hip Surgery? – AAHKS. AAHKS. 
  3. Total hip replacement – OrthoInfo – AAOS. (n.d.). 

A/Professor Andrew Quoc Dutton Orthopaedic & Sports Clinic Insurance

The A/Professor Andrew Quoc Dutton Orthopaedic & Sports Clinic offers minimally invasive and surgical treatments for sports-related injuries and orthopaedic conditions.

To aid in the expenses that you may incur, we accept a number of corporate and international insurance. If you have any of the insurance plans below, please let us know when you book an appointment with us. If you need further assistance, you may drop us an e-mail at info@eliteortho.com.sg or call us at (+65) 6836 8000.

  • AIA Health Insurance
  • Alliance Healthcare
  • AXA International Exclusive (IE)/ IE Plus
  • Cigna International
  • Fullerton Health
  • Great Eastern Life/ Live Great
  • Integrated Health Plans (IHP)
  • MHC Medical Network
  • NTUC Income
  • Parkway Shenton Insurance/ iXchange
  • Raffles Health Insurance
  • Singlife with Aviva
  • Adept

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About A/Professor Andrew Quoc Dutton

A/Professor Dutton, also known as, has been in clinical practice since 1996 after graduating from Marist College, Canberra and the University of New South Wales, Sydney, Australia. A/Professor Dutton has worked at the Prince of Wales Hospital, Sydney, and the St. George Hospital, Sydney, before completing his orthopaedic surgery training in Singapore. He is currently an associate professor of orthopaedic surgery at the National University of Singapore (NUS).