{"id":6536,"date":"2025-04-27T13:31:43","date_gmt":"2025-04-27T13:31:43","guid":{"rendered":"https:\/\/www.bar-ziv.co.il\/?page_id=6536"},"modified":"2025-04-29T11:27:50","modified_gmt":"2025-04-29T11:27:50","slug":"linked-kinematic-knee-technique","status":"publish","type":"page","link":"https:\/\/www.bar-ziv.co.il\/en\/linked-kinematic-knee-technique\/","title":{"rendered":"Linked TKA technique"},"content":{"rendered":"\t\t
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Redefining Total Knee Replacement Through Precision and Personalization<\/b><\/h2>

Total knee arthroplasty (TKA) has long relied on mechanical alignment principles, aiming to create standardized cuts perpendicular to the mechanical axis of the femur and tibia. While effective in many cases, traditional mechanical alignment can often overlook the unique anatomical and soft tissue variations that define each patient\u2019s native knee kinematics. As a result, some patients report persistent discomfort, unnatural joint movement, or dissatisfaction following standard knee replacement procedures.<\/span><\/p>

In recent years, kinematic alignment has emerged as a transformative approach to TKA\u2014one that restores the pre-arthritic anatomy and joint line of the knee, offering patients a more natural feel and function. At the forefront of this advancement is the Linked Soft Tissue Guided Technique, developed by Dr. Yaron Bar-Ziv, a senior orthopedic surgeon and innovator in personalized joint replacement.<\/span><\/p>

What Is the Linked Technique?<\/b><\/h2>

The Linked Soft Tissue Guided Technique is a novel, reproducible, and soft tissue-respecting method for performing kinematic knee arthroplasty. Unlike conventional techniques that rely on computer navigation, robotic assistance, or patient-specific instrumentation (PSI), the Linked Technique simplifies tibial alignment by \u201clinking\u201d the tibial cut to the kinematically aligned femur, guided by natural ligament tension.<\/span><\/p>

This technique blends the best aspects of:<\/span><\/p>

  • Femoral kinematic alignment (restoring native joint surfaces).<\/span><\/li>
  • Gap balancing in extension<\/span><\/li>
  • Soft tissue envelope preservation.<\/span><\/li>
  • Achieving balance by compensating for selective cartilage loss while avoiding overcorrection of intact joint surfaces<\/span><\/li>
  • It enables the surgeon to recreate native joint line obliquity, limb alignment, and tissue tension without compromising stability\u2014offering both high precision and broad accessibility for orthopedic teams.<\/span><\/li><\/ul>

    Why Kinematic Alignment Matters<\/b><\/h2>

    Traditional mechanical alignment assumes a one-size-fits-all approach\u2014often resulting in joint lines and component placements that do not match the patient\u2019s natural anatomy. In contrast, kinematic alignment aims to mimic the knee’s original biomechanics by preserving the orientation of the joint line, the relationship between femur and tibia, and the natural soft tissue laxity.<\/span><\/p>

    This results in:<\/span><\/p>

    • Improved range of motion<\/span><\/li>
    • Better functional outcomes<\/span><\/li>
    • Enhanced patient satisfaction<\/span><\/li><\/ul>

      Clinical Evidence and Patient Outcomes<\/b><\/h2>

      A study led by Dr. Bar-Ziv and colleagues, involving 146 consecutive kinematic TKA patients, revealed that the Linked Technique delivers superior outcomes in key patient-reported areas. Among 26 patients who had undergone bilateral knee replacements\u2014one with mechanical alignment and one with the linked kinematic approach\u201473% preferred the kinematic knee. They reported:<\/span><\/p>

      • Less post-operative pain<\/span><\/li>
      • Quicker return to activity<\/span><\/li>
      • A more \u201cnatural\u201d joint sensation<\/span><\/li><\/ul>

        In fact, many patients described the kinematic knee as requiring less effort in daily walking, especially over short distances. The study also indicated that after a learning curve of just 20 patients, the technique became reliably reproducible\u2014making it accessible even to surgeons new to kinematic TKA.<\/span><\/p>

        How the Linked Technique Works<\/b><\/h2>

        The procedure begins with the kinematic alignment of the femoral component, followed by gap balancing using anatomically shaped shims that creating feeler gauge effect within the joint space compensating for the volumetric tibial wear to restore the limb\u2019s natural tension and alignment. The surgeon then links the tibial cutting guide to the femoral alignment using a dedicated instrument that references the femur’s position at 90\u00b0 flexion. This ensures the tibial cut is perfectly aligned with the kinematically positioned femur, resulting in accurate restoration of the joint line and optimal soft tissue balance.<\/span><\/p>

        Critically, this method:<\/span><\/p>

        • Avoids unnecessary ligament releases<\/span><\/li>
        • Preserves the native soft tissue envelope<\/span><\/li>
        • Ensures proper tibial slope and rotation<\/span><\/li>
        • Supports decision-making based on anatomically relevant joint surface landmarks, rather than relying solely on traditional mechanical axes, allowing for a more personalized and precise orientation of the resection planes<\/span><\/li>
        • Enables accurate, first-pass tibial cutting without the need for repeated resections<\/span><\/li>
        • Does not require additional technologies or costly PSI<\/span><\/li><\/ul>

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          link technique in kinematic aligned knee arthroplasty , 79 years old lady\u00a0<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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          \u00a0link technique in kinematic aligned knee arthroplasty , 75 years old man <\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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          Benefits of the Linked Soft Tissue Guided Technique<\/b><\/h2>
          • Reproducibility: Designed for consistency across cases and surgeons.<\/li>
          • Simplicity: No need for navigation systems or 3D printed guides.<\/li>
          • Soft tissue preservation: Maintains the native ligament tension, improving comfort and function.<\/li>
          • High patient satisfaction: Especially among those with prior mechanical TKAs.<\/li>
          • Faster recovery: Less invasive approach and natural motion restoration reduce rehab time.<\/li><\/ul>

            A Global Step Forward in Personalized Knee Surgery<\/b><\/h2>

            As interest in personalized knee replacement continues to grow, the Linked Technique stands as a reliable, evidence-based solution for orthopedic surgeons seeking to move beyond mechanical alignment. Dr. Bar-Ziv is actively engaged in international collaborations and educational efforts, helping surgeons worldwide adopt this technique and improve patient outcomes in their own practices.<\/p>

            Whether you’re a fellow orthopedic surgeon exploring new techniques or a patient seeking the most advanced care available, the Linked Soft Tissue Guided Technique represents the next generation of knee arthroplasty\u2014rooted in anatomy, precision, and patient comfort.<\/p>

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            2023 PAS meeting (personalized arthroplasty society) Dr Bar-Ziv introducing the Link kinematic knee arthroplasty\u00a0<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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            Q&A session in PAS meeting 2023 about Link kinematic knee arthroplasty<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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            Learn More or Schedule a Consultation<\/b><\/h2>

            To explore the technique, request training, or refer a patient, please contact us or visit our orthopedic clinic for further information.\u00a0<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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            Leave your details and we will contact you shortly, or call us at: 077-2305150<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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