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  • crossed screw fixation x
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Paolo Salari Institute for Complex Arthroplasty and Revisions (ICAR), Villa Ulivella Clinic, Florence, Italy

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Andrea Baldini Institute for Complex Arthroplasty and Revisions (ICAR), Villa Ulivella Clinic, Florence, Italy

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fractures. The fragment is reattached with wires passed behind the tibial stem and fixation is usually reinforced with medullary screws. These also avoid proximo-distal migration with subsequent de-tension of the cerclage wiring. If the dimensions of the

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Francesco Benazzo Department of Clinical-Surgical Sciences, Diagnostics and Pediatrics, University of Pavia, Italy

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Stefano M.P. Rossi Department of Clinical-Surgical Sciences, Diagnostics and Pediatrics, University of Pavia, Italy

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Alberto Combi Department of Clinical-Surgical Sciences, Diagnostics and Pediatrics, University of Pavia, Italy

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Sanjay Meena SICOT Fellow at Department of Clinical-Surgical Sciences, Diagnostics and Pediatrics, University of Pavia, Italy

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Matteo Ghiara Department of Clinical-Surgical Sciences, Diagnostics and Pediatrics, University of Pavia, Italy

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transverse incisions may be crossed with a longitudinal incision at a right angle. 5 Radiological planning involves three main radiographs: Long-standing weight-bearing radiographs provide information on limb axis and deformity, allowing, in

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Reha N Tandogan Department of Orthopedics & Traumatology, Halic University, Istanbul, Turkey
Ortoklinik & Cankaya Orthopedics, Ankara, Turkey

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Esref Terzi Department of Orthopedics & Traumatology, Halic University, Istanbul, Turkey
Avcilar Hospital, Istanbul, Turkey

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Enrique Gomez-Barrena Department of Orthopedics & Traumatology, Universidad Autónoma de Madrid, Hospital La Paz, Madrid, Spain

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Bruno Violante Orthopaedic Department, Clinical Institute Sant’Ambrogio, IRCCS – Galeazzi, Milano, Italy

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Asim Kayaalp Department of Orthopedics & Traumatology, Halic University, Istanbul, Turkey
Ortoklinik & Cankaya Orthopedics, Ankara, Turkey

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ruptures with good tissue quality ( 13 ). Transosseous tunnels or suture anchors are the most common methods of fixation. Suture anchor repair has demonstrated similar or superior biomechanical properties compared to the traditional technique of trans

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Elena Gálvez-Sirvent Department of Orthopaedic Surgery, “Infanta Elena” University Hospital, Valdemoro, Madrid, Spain
Faculty of Medicine, Universidad Francisco de Vitoria, Madrid, Spain

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Aitor Ibarzábal-Gil Department of Orthopaedic Surgery, “La Paz” University Hospital, Madrid, Spain

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E Carlos Rodríguez-Merchán Department of Orthopaedic Surgery, “La Paz” University Hospital, Madrid, Spain
Osteoarticular Surgery Research, Hospital La Paz Institute for Health Research – IdiPAZ (La Paz University Hospital – Autonomous University of Madrid), Madrid, Spain

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-articular, the gold standard for treatment is surgery by open reduction and internal fixation (ORIF) with locked plates to restore joint congruence and to achieve an adequate mechanical axis, a stable knee, and early mobilisation ( 6 , 7 , 8 ). In cases with

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Jun Zhang Department of Orthopedics, Joint Disease and Sport Medicine Center, Xinqiao Hospital, Army Medical University, Chongqing, China

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Erhu Li Department of Orthopedics, st People’s Hospital of Xining, Xining, Qinghai, China

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Yuan Zhang Department of Orthopedics, Joint Disease and Sport Medicine Center, Xinqiao Hospital, Army Medical University, Chongqing, China

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requires a comprehensive understanding of the design rationale of a revision system, which is characterized by a high degree of modularity, offset adjustment, metallic augmentation, stem biomechanics and fixation methods, and grade of constraint, according

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Stefano Zaffagnini Istituto Ortopedico Rizzoli, Dipartimento Rizzoli Sicilia, Bagheria (PA), Italy
Istituto Ortopedico Rizzoli, Laboratorio di Biomeccanica e Innovazione Tecnologica, Bologna (BO), Italy

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Alberto Grassi Istituto Ortopedico Rizzoli, Dipartimento Rizzoli Sicilia, Bagheria (PA), Italy
Istituto Ortopedico Rizzoli, Laboratorio di Biomeccanica e Innovazione Tecnologica, Bologna (BO), Italy

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Gianluca Zocco Dipartimento di Ortopedia e Traumatologia, Department of Biomedical Sciences and Morphological and Functional Images, Scuola Ortopedia e Traumatologia, Università di Messina, Italy

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Michele Attilo Rosa Dipartimento di Ortopedia e Traumatologia, Department of Biomedical Sciences and Morphological and Functional Images, Scuola Ortopedia e Traumatologia, Università di Messina, Italy

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Cecilia Signorelli Istituto Ortopedico Rizzoli, Laboratorio di Biomeccanica e Innovazione Tecnologica, Bologna (BO), Italy

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Giulio Maria Marcheggiani Muccioli Istituto Ortopedico Rizzoli, Dipartimento Rizzoli Sicilia, Bagheria (PA), Italy
Istituto Ortopedico Rizzoli, Laboratorio di Biomeccanica e Innovazione Tecnologica, Bologna (BO), Italy

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MPFL reconstruction with fascia lata allograft and b) fixation with anchors and metal screw. The biomechanical effect of MPFL reconstruction was investigated in another cadaveric study. 38 The authors reported that patellar stability, in

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Jimmy Ng Nottingham Elective Orthopaedic Services, Nottingham University Hospitals NHS Trust, Nottingham, UK

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Pau Balcells-Nolla Nottingham Elective Orthopaedic Services, Nottingham University Hospitals NHS Trust, Nottingham, UK

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Peter J. James Nottingham Elective Orthopaedic Services, Nottingham University Hospitals NHS Trust, Nottingham, UK

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Benjamin V. Bloch Nottingham Elective Orthopaedic Services, Nottingham University Hospitals NHS Trust, Nottingham, UK

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, Murray Hill, New Jersey, USA) to reconstruct chronic patella tendon rupture. The mesh is fixed onto the proximal tibia through a small trough and secured with bone cement and screw fixation. The mesh is then tunnelled through the patella tendon and

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Mark Anthony Roussot University College London Hospitals NHS Foundation Trust, London, UK
Department of Orthopaedic Surgery, University of Cape Town, SA

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Fares Sami Haddad University College London Hospitals NHS Foundation Trust, London, UK

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Vitallium prosthesis secured with a single transfixing screw to resurface the patella alone, as described by McKeever in 1955, 17 reportedly showing good functional results, and offering an alternative to patellectomy in isolated patellofemoral

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Cheuk Yin Li School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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Kenneth Jordan Ng Cheong Chung School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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Omar M. E. Ali School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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Nicholas D. H. Chung School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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Cheuk Heng Li School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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is more common in the tibial compartment due to its relation to the polyethylene insert, gravity and the use of screws for fixation which facilitate wear particle migration into the bone. 70 The access of the bone particles to the bone

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