Department of Orthopaedic Surgery, University of Cape Town, South Africa
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has provided the impetus to revisit the alignment strategy. Kinematic alignment (KA), an alternative alignment method in TKA, is based on a three-dimensional appreciation for the three axes of rotation of the knee. 27 – 29 Here, the objective is
Academic Department of Trauma and Orthopaedics, LGI, University of Leeds, Leeds, UK
Leeds Teaching Hospitals Trust, UK
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The Lister Hospital, Chelsea Bridge, London, UK
Centre de l’Arthrose - Clinique du Sport, Bordeaux-Mérignac, France
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Leeds Teaching Hospitals Trust, UK
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kinematics. 16 – 18 Kinematic alignment (KA) As implant technology has improved, the issue of component wear and loosening has dissipated, and the concept of restoring a patient’s native anatomy has gained increasing traction in the orthopaedic
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-positioning surgical techniques for TKA and THA and then, in the second half, to describe the newly promoted more personalized techniques (kinematic alignment). Conventional techniques for hip and knee replacement: rationale and limitations Conventional
Surgery Department, Hôpital Maisonneuve-Rosemont, Montreal University, Montreal, Québec, Canada
Clinique orthopédique Duval, 1487 Boul des Laurentides, Laval
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Bordeaux Arthroplasty Research Institute - Clinique du Sport Bordeaux-Mérignac 04-06 rue Georges Negrevergne, Mérignac, France
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Department of Orthopedic Surgery and Traumatology, Kantonsspital Baselland, Bruderholz, Switzerland
Clinical Research Group Michael T. Hirschmann, Regenerative Medicine & Biomechanics, University of Basel, Basel, Switzerland
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Department of Surgery, University of California, San Francisco, California, USA
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physiological soft tissue laxity as how to produce more natural knee joints, improve patient satisfaction and create a forgotten joint. As a pioneer in personalized knee surgery, Stephen Howell proposed the kinematic alignment (KA) technique ( 13 ). KA aims to
Personalized Arthroplasty Society, Atlanta, Georgia, USA
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Nuffield Orthopaedic Centre, Headington, Oxford, UK
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Personalized Arthroplasty Society, Atlanta, Georgia, USA
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South-West London Elective Orthopaedic Centre, Epsom, UK
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Shamir Medical Center, Zriffin, Israel
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Département de Chirurgie, Université de Montréal, Hôpital Maisonneuve-Rosemont, Montréal, Québec, Canada
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Introduction The Kinematic Alignment (KA) technique for total knee arthroplasty (TKA) is an alternative surgical technique aiming to resurface knee articular surfaces. 1 , 2 Ultimately, the goal of KA is to alter the knee physiological
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revise No difference in revision rate for neutral (4° to 9° anatomical valgus), varus or valgus alignment Retrospective study Parratte 21 2010 398 Kinematic Condylar II 15 Radiographic alignment, Kaplan-Meier survival analysis No
Orthopaedic Department, University General Hospital of Larissa, Greece
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perhaps depends on the choice of the different existing alignment techniques and the kinematic design principle of the implant used. 10 , 11 , 19 , 20 Knee alignment Alignment is critical for the long-term survival of TKA and is relevant to the
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to right, kinematic alignment (KA), restricted KA (rKA), adjusted mechanical alignment (aMA), anatomical alignment (AA), mechanical alignment (MA). Excepting the KA technique, all techniques necessitate varying amounts of soft-tissue release (more so
Personalized Arthroplasty Society, Atlanta, Georgia, USA
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Personalized Arthroplasty Society, Atlanta, Georgia, USA
Clinique Orthopédique Duval, Laval, Quebec, Canada
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Personalized Arthroplasty Society, Atlanta, Georgia, USA
Clinique Orthopédique Duval, Laval, Quebec, Canada
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Department of Knee Surgery, Casa di Cura Solatrix, Rovereto, TN, Italy
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Personalized Arthroplasty Society, Atlanta, Georgia, USA
Clinique Orthopédique Duval, Laval, Quebec, Canada
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neutral (0°) mechanical alignment (MA) during TKA fails to reproduce individual patient anatomy and joint kinematics ( 2 , 3 , 4 , 5 , 6 ). A variety of personalized implant alignment techniques, including kinematic alignment (KA) ( 7 ), restricted
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Luxembourg Institute of Research in Orthopaedics, Sports Medicine and Science (LIROMS), Luxembourg, Luxembourg
Department of Orthopaedic Surgery, Centre Hospitalier Luxembourg-Clinique d’Eich, Luxembourg, Luxembourg
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Orthopaedic Surgery Service, University Hospital of Geneva, Geneva, Switzerland
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-weight-bearing conditions. Consequently, it may not be directly comparable to images obtained through LLR. Analyzing knee phenotypes guides clinical efforts to restore constitutional alignment for optimal kinematics and soft tissue balance. Considering constitutional
