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Claude B. Rieker Zimmer Biomet, Switzerland

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  • Articulating components should minimise the generation of wear particles in order to optimize long-term survival of the prosthesis.

  • A good understanding of tribological properties helps the orthopaedic surgeon to choose the most suitable bearing for each individual patient.

  • Conventional and highly cross-linked polyethylene articulating either with metal or ceramic, ceramic-on-ceramic and metal-on-metal are the most commonly used bearing combinations.

  • All combinations of bearing surface have their advantages and disadvantages. An appraisal of the individual patient’s objectives should be part of the assessment of the best bearing surface.

Cite this article: Rieker CB. Tribology of total hip arthroplasty prostheses: what an orthopaedic surgeon should know. EFORT Open Rev 2016;1:52-57. DOI: 10.1302/2058-5241.1.000004.

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Stefan Bauer Ensemble hospitalier de la Côte, Chirurgie de l’épaule, Chemin du Crêt 2, Morges, Vaud, Switzerland
The University of Western Australia, Perth, Australia

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Phillipe Collin CHP Saint-Gregoire, 6 Boulevard de la Boutière 35760 Saint-Grégoire, France
Clinique Victor Hugo, 5 Bis rue du Dôme 75016 Paris, France
American Hospital of Paris, 55 Boulevard du Château, 92200 Neuilly-sur-Seine, France

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Matthias A Zumstein Shoulder, Elbow and Orthopaedic Sports Medicine, Sonnenhof Orthopaedics, Bern, Switzerland
Shoulder, Elbow Unit, Sportsclinicnumber1, Papiermuehlestrasse 73, 3014 Bern, Switzerland
Shoulder, Elbow and Orthopaedic Sports Medicine, Department of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, Bern, Switzerland

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Lionel Neyton Ramsay Santé, Hôpital Privé Jean Mermoz, Centre Orthopédique Santy, Lyon, France

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William G Blakeney The University of Western Australia, Perth, Australia
Royal Perth Hospital, Perth, Australia

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assessment and prevention of recurrence, treatment options, their complications, return to sports (RTS) parameters, short- and long-term outcomes and rates of osteoarthritis. Options for surgical treatment Indications for the following established

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Andrea Ferrera Department of Orthopaedic and Traumatology, Orthopaedic and Trauma Centre, Turin, Italy

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Jacques Menetrey Centre de Médecine du Sport et de l’Exercice (CMSE), Swiss Olympic Medical Center, Hirslanden Clinique La Colline, Geneva, Switzerland
Division of Orthopaedic Surgery, University Hospital of Geneva, Geneva, Switzerland

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Introduction The history of osteotomies starts in the 16th century, but the real development of these techniques has improved between the 19th and 21st centuries, to become the gold standard treatment for the unicompartmental osteoarthritis of

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J Tomás Rojas Shoulder, Elbow and Orthopaedic Sports Medicine, Orthopädie Sonnenhof, Bern, Switzerland
Department of Orthopaedics and Trauma Surgery, Hospital San José – Clínica Santa María, Santiago, Chile

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Mustafa S Rashid Department of Trauma & Orthopaedic Surgery, Wrightington Hospital, Wigan, United Kingdom

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Matthias A Zumstein Shoulder, Elbow and Orthopaedic Sports Medicine, Orthopädie Sonnenhof, Bern, Switzerland
Shoulder, Elbow Unit, Sportsclinicnumber1, Bern, Switzerland
Shoulder, Elbow and Orthopaedic Sports Medicine, Department of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, Bern, Switzerland
Campus Stiftung Lindenhof Bern, Swiss Institute for Translational and Entrepreneurial Medicine, Bern, Switzerland

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should be ruled out. These include dislocation, avascular necrosis, osteoarthritis, and metalwork failure. At 6 months, up to 23.6% of patients with complex PHF treated with ORIF will develop secondary shoulder stiffness ( 5 ). Of those patients, 75

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Farhan Syed University Hospital of Coventry & Warwickshire (UHCW), Coventry, UK

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Anthony Ugwuoke Warwick Hospital, Warwick, UK

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years). Osteoarthritis (92.8%) was the most common indication for ankle arthroplasty, followed by rheumatoid arthritis (5.5%). The Salto Talaris was the most commonly used prosthesis for ankle arthroplasty. The cumulative percentage revision at five

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Mattia Alessio-Mazzola IRCCS Ospedale San Raffaele, Unità Clinica di Ortopedia e Traumatologia, Via Olgettina, Milan, Italy

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Giacomo Placella Università Vita-Salute San Raffaele, Via Olgettina, Milan, Italy

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Luigi Zagra Hip Department, IRCCS Istituto Ortopedico Galeazzi, Milan, Italy

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Orlando Leone Università Vita-Salute San Raffaele, Via Olgettina, Milan, Italy

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Natasha Di Fabio Università Vita-Salute San Raffaele, Via Olgettina, Milan, Italy

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Desiree Moharamzadeh IRCCS Ospedale San Raffaele, Unità Clinica di Ortopedia e Traumatologia, Via Olgettina, Milan, Italy

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Vincenzo Salini Università Vita-Salute San Raffaele, Via Olgettina, Milan, Italy

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Introduction Anterior cruciate ligament (ACL) injury represents a well-recognized risk factor for the future development of knee osteoarthritis (OA) ( 1 ) as instability is a leading cause of cartilage and meniscal damage with a growing

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Daniel Herren Schulthess Klinik, Zurich, Switzerland

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-operative treatment Non-operative treatment for advanced destruction of finger joints may be considered both for inflammatory disease or ongoing joint degeneration in osteoarthritis (OA), depending on the severity of symptoms and functional impairment. Treating

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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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. Knee stiffness Acute infection Chronic infection (osteomyelitis) Malunion Non-union Post-traumatic osteoarthritis Residual knee instability secondary to ligaments damage that was not addressed initially, during

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Maria Beatriz Quaresma Orthopaedics Department, University Hospital Santa Maria – Centro Hospitalar Lisboa Norte, Lisbon, Portugal

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José Portela Orthopaedics Department, University Hospital Santa Maria – Centro Hospitalar Lisboa Norte, Lisbon, Portugal

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Joaquim Soares do Brito Orthopaedics Department, University Hospital Santa Maria – Centro Hospitalar Lisboa Norte, Lisbon, Portugal

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two of those patients (50%) moderate-to-severe osteoarthritis was identified. 12 , 14 Concerning arthritic progression from baseline, Colman et al identified a global rate of 15% – open synovectomy (0%) versus open-plus-arthroscopic synovectomy

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Thomas Kozak Albany Health Campus, Albany, Australia
Royal Perth Hospital, Perth, Australia

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Stefan Bauer Ensemble Hospitalier de la Côte, Morges, Switzerland

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Gilles Walch Hôpital Privé Jean-Mermoz, Centre Orthopédique Santy, Lyon, France

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Saad Al-karawi Albany Health Campus, Albany, Australia

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William Blakeney Albany Health Campus, Albany, Australia
Royal Perth Hospital, Perth, Australia

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decrease in complications and a change in the indications for surgery. 3 An early expanded indication was primary osteoarthritis with loss of rotator cuff function. 4 Massive irreparable rotator cuff tear without osteoarthritis has also been an

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