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& Windhager R . Distal femoral reconstruction following failed total knee arthroplasty is accompanied with risk for complication and reduced joint function . BMC Musculoskeletal Disorders 2019 20 47. ( https://doi.org/10.1186/s12891-019-2432-4 ) 30704448
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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constitutional ‘Type 1’ left knee. The patient undertook a right MA TKA that failed after four years. On the left knee, the native lateral distal femoral angle (LDFA) was 2 degrees valgus and the medial proximal tibial angle (MPTA) 9 degrees varus. In the same
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using the distance between the most distal part of the femoral component and the top of the tibial tubercle. 18 If excessive joint line elevation is found preoperatively prior to reconstruction of a failed extensor mechanism in TKA, a revision TKA
Osteoarticular Surgery Research, La Paz Hospital Health Research Institute – IdiPAZ (La Paz University Hospital – Autonomous University of Madrid), Madrid, Spain
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have progressively replaced custom-made megaprostheses due to their cost, ductility and early availability in the operating room ( Fig. 5 ). 47 In cases of mechanical implant failure, it is possible to replace only the component that has failed. The
Hospital Militar de Santiago, Santiago, Chile
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Clínica Alemana - Universidad del Desarrollo, Santiago, Chile
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ambulation, and short-term clinical outcomes. Only one unstable LHF with non-union was listed in complications. However, systematic reviews and meta-analysis have failed to prove significant results regarding time to union, delayed union and nonunion ( 57
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Division of Orthopaedic Surgery, University Hospital of Geneva, Geneva, Switzerland
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ACL or PCL reconstruction might fail due to extrinsic factors, related to surgical technique errors or inadequate rehabilitation, and intrinsic factors related to patient anatomy and ligament structures. Surgeons must identify and address the causes of
Department of Orthopaedics, Golden Jubilee National Hospital, Clydebank, UK
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Department of Orthopaedics, Golden Jubilee National Hospital, Clydebank, UK
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Contradictorily, while greater co-contraction in the vastus medialis and medial hamstring was found in a symptomatically unstable group, 37 greater co-contraction was also identified in a symptomatically stable group. 40 While many studies failed to
Istituto Ortopedico Rizzoli, Laboratorio di Biomeccanica e Innovazione Tecnologica, Bologna (BO), Italy
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Istituto Ortopedico Rizzoli, Laboratorio di Biomeccanica e Innovazione Tecnologica, Bologna (BO), Italy
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Istituto Ortopedico Rizzoli, Laboratorio di Biomeccanica e Innovazione Tecnologica, Bologna (BO), Italy
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situations. Traumatic dislocations with no underlying osseous abnormalities are deemed to perform effectively with MPFL reconstruction/repair. When the initial conservative treatment fails, the management of recurrent lateral patellar dislocation presents a
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. Unicompartmental knee arthroplasty modes of failure: wear is not the main reason for failure: a multicentre study of 418 failed knees . Orthop Traumatol Surg Res 2012 ; 98 : S124 – S130 . 32. Society of Unicondylar Research and Continuing Education
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malalignment, two major principles must be kept in mind: Correcting alignment is critical and often the first step in management. Soft-tissue reconstruction alone in the setting of malalignment is likely to fail over time. 2 A tailored
