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Timothy Lording, Sébastien Lustig, and Philippe Neyret

A long-held principle in total knee arthroplasty (TKA) is that long-term survival and optimal function are dependent on achieving a post-operative leg alignment within 3° of the neutral mechanical axis. To this end, computer navigation and now

Theofilos Karachalios and George A. Komnos

Introduction It is widely accepted that total knee arthroplasty (TKA) is a well-established reconstructive procedure for end-stage knee joint disorders and satisfactory survival rates have been reported at 15 years follow up. 1 – 4

Simon Donell

Introduction Historically, problems with the patella have accounted for half of the poor outcomes from total knee arthroplasty (TKA). 1 This was in the early days when there was no trochlear extension to the femoral component and before

Carlos A. Encinas-Ullán and E. Carlos Rodríguez-Merchán

Introduction The prevalence of total knee arthroplasty (TKA) is increasing and considerable growth in TKAs is foreseen in coming decades as society ages; the development of advanced surgical techniques and ameliorations in implant designs have

Sohail Nisar, Jeya Palan, Charles Rivière, Mark Emerton, and Hemant Pandit

NN Charron KDJ . Patient satisfaction after total knee arthroplasty: who is satisfied and who is not? Clin Orthop Relat Res 2010 ; 468 : 57 – 63 . 3. Baker PN van der Meulen JH Lewsey J Gregg PJ

Jimmy Ng, Pau Balcells-Nolla, Peter J. James, and Benjamin V. Bloch

Introduction Extensor mechanism failure is an uncommon but serious complication after primary or revision total knee arthroplasty (TKA). It is associated with significant morbidity and reduced quality of life due to extensor lag, instability

Carlos A. Encinas-Ullán, Primitivo Gómez-Cardero, Juan S. Ruiz-Pérez, and E. Carlos Rodríguez-Merchán

Introduction Rotating-hinge total knee arthroplasties (RH-TKAs) are an evolution of fixed-hinge models. Second-generation RH-TKA designs included a rotating-hinge platform with a metal-on-polyethylene bearing surface, allowing movement in two

Vikki Wylde, Andrew Beswick, Julie Bruce, Ashley Blom, Nicholas Howells, and Rachael Gooberman-Hill

Classification of Diseases. 10 After total knee arthroplasty (TKA), pain severity plateaus at between three and six months after surgery, 11 , 12 and therefore chronic pain after TKA is best defined as pain that is present and bothersome at least three

Francesco Benazzo, Loris Perticarini, Eugenio Jannelli, Alessandro Ivone, Matteo Ghiara, and Stefano Marco Paolo Rossi

. There are currently three possible approaches to the patella during primary total knee arthroplasty: always resurface, never resurface, and selectively resurface. This last option is mainly dictated by pre and intraoperative findings such as preoperative

Jean-Pierre St Mart and En Lin Goh

Introduction Background Conventional total knee arthroplasty (TKA) is a well-accepted, safe and cost-effective procedure for treating symptomatic end-stage knee osteoarthritis. 1 , 2 However, patient satisfaction remains an issue