Robot-Assisted Knee Surgery: A Data-Driven Approach from MSK Doctors

At MSK Doctors, we constantly evaluate emerging technologies in orthopaedic surgery. One significant area of interest is robot-assisted knee surgery. Our approach combines evidence-based practice with the latest advancements from our MSK Computer Vision Lab and MAI-Motion development.

Evaluating Robot-Assisted Knee Surgery:

Robot-assisted surgery has been gaining traction, especially in total knee arthroplasty. However, recent evidence questions its superiority over traditional methods. Studies like the one published in the Journal of Bone and Joint Surgery (2020) found no significant difference in functional outcomes between robot-assisted and conventional total knee arthroplasty. This aligns with our clinical observations at MSK Doctors, where we emphasize the importance of surgical expertise over robotic reliance.

Complications of the robotic system were pin-hole fracture, pin-related infection, iatrogenic soft tissue and bony injury, and excessive blood loss. While, downsides were longer operative duration, higher intraoperative cost, learning curve and aborting a robotic TKA due to different reasons. Iatrogenic injuries were more common in the active robotic system and abortion of the robotic TKA was reported only with active robotic TKA.

Nogalo C, Meena A, Abermann E, Fink C. Complications and downsides of the robotic total knee arthroplasty: a systematic review. Knee Surg Sports Traumatol Arthrosc. 2023 Mar;31(3):736-750. doi: 10.1007/s00167-022-07031-1. Epub 2022 Jun 18. PMID: 35716186; PMCID: PMC9958158.

MAI-Motion: Enhancing Surgical Precision and Outcomes:

Integrating MAI-Motion technology, developed at our MSK Computer Vision Lab, we are pioneering new ways to enhance surgical precision and patient outcomes. This AI-driven technology assists in pre-operative planning and intra-operative guidance, providing real-time data that complements the surgeon's skills. This is a step beyond what current robotic systems offer, as it empowers surgeons with enhanced information without introducing the complexities of robotic machinery.

Addressing Marketing Myths:

While robot-assisted surgery is often marketed as a revolutionary advancement, it's crucial to differentiate between promotional claims and clinical realities. Our focus is on data-driven decisions. The incorporation of AI and computer vision from our MAI-Motion project underlines our commitment to innovation grounded in evidence, not just marketing narratives.

Patient-Centric Approach at MSK Doctors:

For our patients considering knee surgery, we offer comprehensive consultations, considering all factors, including the latest research and our advancements in MAI-Motion. This ensures that each surgical decision is tailored to the individual, focusing on their specific needs and the best available evidence.

Looking Ahead:

The landscape of knee surgery is dynamic. We are committed to staying at the forefront of research and technological integration. As we continue to develop MAI-Motion and other innovations, we will reassess the role of technologies like robotic surgery in light of new evidence and our own clinical findings.

At MSK Doctors, we blend cutting-edge technology with proven surgical excellence. Our commitment to evidence-based practice and patient-centric care ensures that we remain leaders in orthopaedic surgery and regenerative medicine.

Robot-Assisted Knee Surgery

What is robot-assisted knee surgery, and how is its application viewed at MSK Doctors?

Robot-assisted knee surgery uses robotic technology to assist in knee replacements. At MSK Doctors, we critically evaluate this technology. Our approach underscores the importance of correct implant placement over robotic precision, as precise placement in a suboptimal location can be counterproductive.

Who is an ideal candidate for robot-assisted knee surgery at MSK Doctors? 

Ideal candidates are those who might benefit from the precision of robotic assistance. However, our emphasis at MSK Doctors is on assessing each patient's unique needs and focusing on optimal placement, not just precision.

Does robot-assisted knee surgery ensure better patient outcomes? 

Current research and our experience at MSK Doctors suggest that robot-assisted surgery does not necessarily lead to better outcomes than traditional methods. The key is correct placement of the implant, which is not guaranteed by robotic precision alone.

What are the limitations of robot-assisted knee surgery? 

A significant limitation of robot-assisted surgery is its focus on precision without always ensuring the correct placement of implants. At MSK Doctors, we believe in the superior value of determining the optimal location for each individual patient.

MAI-Motion Technology

What is MAI-Motion technology and how is it used in knee surgery? 

MAI-Motion technology, developed at our MSK Computer Vision Lab, is an AI-driven system that assists in surgical planning and execution, providing real-time data and analytics to enhance surgical precision.

How does MAI-Motion technology improve patient outcomes in knee surgery? 

MAI-Motion technology improves outcomes by providing surgeons with detailed, data-driven insights for pre-operative planning and intra-operative decision-making, leading to more precise and personalized surgeries like TWIS-TKR.

What are the benefits of using MAI-Motion technology in knee surgery?

Benefits include improved accuracy in surgical planning, enhanced understanding of patient-specific anatomy, and potentially more consistent surgical outcomes, all of which contribute to better patient care.

How does MAI-Motion technology contribute to innovation in orthopedic surgery? 

MAI-Motion represents a significant step in integrating advanced AI and computer vision into orthopedic surgery, pushing the boundaries of precision and personalized care.

What makes a patient a good candidate for knee surgery using MAI-Motion technology? 

Patients who require a high level of surgical precision, such as those with complex anatomical considerations, may benefit most from MAI-Motion technology. However, every patient at MSK Doctors receives an individualized assessment to determine the best surgical approach.