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Keith Tucker Orthopaedic Data Evaluation Panel (ODEP), Norwich, UK

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Klaus-Peter Günther University Centre of Orthopedics, Trauma and Plastic Surgery, University Hospital Carl Gustav Carus Dresden, Technische Universität Dresden, Germany

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Per Kjaersgaard-Andersen Department of Orthopaedics, Vejle Hospital, South Danish University, Vejle, Denmark

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Jörg Lützner University Centre of Orthopedics, Trauma and Plastic Surgery, University Hospital Carl Gustav Carus Dresden, Technische Universität Dresden, Germany

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Jan Philippe Kretzer Laboratory of Biomechanics and Implant Research, Clinic for Orthopedics and Trauma Surgery, Heidelberg University Hospital, Heidelberg, Germany

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Rob G.H.H. Nelissen Department of Orthopaedics, Leiden University Medical Center, Leiden, Netherlands

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Toni Lange Center for Evidence-based Healthcare, University Hospital Carl Gustav Carus and Faculty of Medicine Carl Gustav Carus, Technische Universität Dresden, Germany

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

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and friction depend on the combined materials and sizes. The head and socket diameters are slightly different, and from this difference the bearing clearance is defined. In particular with hard-on-hard bearings the clearance is an important parameter

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Luca Pierannunzii Gaetano Pini Orthopedic Institute, Milan, Italy
IRCCS Galeazzi Orthopedic Institute, Milan, Italy

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Luigi Zagra Gaetano Pini Orthopedic Institute, Milan, Italy
IRCCS Galeazzi Orthopedic Institute, Milan, Italy

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these features are defined as bio-inert and are used in orthopaedics to manufacture arthroplasty hard bearings. 47 The most common bio-active bioceramics are bio-active glass, calcium carbonate, calcium sulphate and calcium phosphates. This last

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Pascal-André Vendittoli Personalized Arthroplasty Society
Surgery Department, Hôpital Maisonneuve-Rosemont, Montreal University, Montreal, Québec, Canada
Clinique orthopédique Duval, 1487 Boul des Laurentides, Laval

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Charles Riviere Personalized Arthroplasty Society
Bordeaux Arthroplasty Research Institute - Clinique du Sport Bordeaux-Mérignac 04-06 rue Georges Negrevergne, Mérignac, France

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Michael T Hirschmann Personalized Arthroplasty Society
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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Stefano Bini Personalized Arthroplasty Society
Department of Surgery, University of California, San Francisco, California, USA

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-related biological reactions in young and active patients are no longer as much of a concern as they once were, with excellent survivorship offered by several modern bearings. For THA, ceramic-on-ceramic (CoC) implants offer greater scratch resistance and lower

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Marjan Wouthuyzen-Bakker Department of Medical Microbiology and Infection Prevention, University Medical Center Groningen, University of Groningen, Groningen, the Netherlands

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Levine BR Sporer SM Paprosky WG Jacobs JJ & Della Valle CJ . Do serologic and synovial tests help diagnose infection in revision hip arthroplasty with metal-on-metal bearings or corrosion? In Clinical Orthopaedics and Related Research 2015

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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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higher degrees of flexion within a deepening femoral sulcus, 13 and are at a disadvantage for wear, since bearings perform best when softer materials are concave rather than convex. 37 The modified dome or Gaussian shape with a convex centre and

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Richard Peter Almeida Arthroplasty Unit, Division of Orthopaedic Surgery, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand, Johannesburg, South Africa

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Lipalo Mokete Arthroplasty Unit, Division of Orthopaedic Surgery, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand, Johannesburg, South Africa

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Nkhodiseni Sikhauli Arthroplasty Unit, Division of Orthopaedic Surgery, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand, Johannesburg, South Africa

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Allan Roy Sekeitto Arthroplasty Unit, Division of Orthopaedic Surgery, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand, Johannesburg, South Africa

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Jurek Pietrzak Arthroplasty Unit, Division of Orthopaedic Surgery, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand, Johannesburg, South Africa

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reduce the infective microbial load around the prosthesis and wound, including breaking down biofilm. 1 , 11 Surgical management involves open deep debridement of the joint and thorough wound irrigation and wherever possible modular bearings should be

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Richard N de Steiger Australian Orthopaedic Association National Joint Replacement Registry, SAHMRI, Adelaide, Australia

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Brian R Hallstrom Michigan Arthroplasty Registry Collaborative Quality Initiative University of Michigan, Department of Orthopaedic Surgery, Ann Arbor, Michigan, USA

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Anne Lübbeke Geneva Arthroplasty Registry, Geneva University Hospitals Rue Gabrielle-Perret-Gentil 4 CH-1211 Geneva, Switzerland

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Elizabeth W Paxton Surgical Outcomes and Analysis Unit, Kaiser Permanente National Implant Registries 8954 Rio San Diego Drive, Suite, San Diego, California, USA

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Liza N van Steenbergen Dutch Arthroplasty Register (Landelijke Registratie Orthopedische Implantaten (LROI)), Bruistensingel 230 | 5232 AD ’s-Hertogenbosch, The Netherlands

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Mark Wilkinson Department of Oncology and Metabolism, University of Sheffield, Beech Hill Road, Sheffield, United Kingdom
National Joint Replacement for England, Wales, Northern Ireland, Isle of Man and the States of Guernsey (NJR)

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over 30 orthopaedic registries and has performed multinational investigations of total hip replacement bearing surfaces, prosthesis fixation and total knee replacement outcomes with respect to mobile and fixed bearings and stabilization. This initiative

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Louis Dagneaux Lapeyronie University Hospital of Montpellier, France

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Julien Bourlez Lapeyronie University Hospital of Montpellier, France

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Benjamin Degeorge Lapeyronie University Hospital of Montpellier, France

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François Canovas Lapeyronie University Hospital of Montpellier, France

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. J Bone Joint Surg [Br] 1992 ; 74-B : 228 - 232 . 17 Psychoyios V Crawford RW O’Connor JJ Murray DW . Wear of congruent meniscal bearings in unicompartmental knee arthroplasty: a retrieval study of 16

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Jimmy Wui Guan Ng Nottingham City Hospital, Nottingham, UK

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Benjamin V. Bloch Nottingham City Hospital, Nottingham, UK

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Peter J. James Nottingham City Hospital, Nottingham, UK

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I pick? Bone Joint J 2013 ; 11 : 129 – 132 . 59. Peters CL Mulkey P Erickson J Anderson MB Pelt CE . Comparison of total knee arthroplasty with highly congruent anterior-stabilized bearings

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Timothy Lording Melbourne Orthopaedic Group and The Alfred Hospital, Australia

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Sébastien Lustig Albert Trillat Center, Groupement Hospitalier Nord, Université Lyon 1, France

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Philippe Neyret Albert Trillat Center, Groupement Hospitalier Nord, Université Lyon 1, France

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. 18. Collier MB , Engh CA Jr , McAuley JP , Engh GA . Factors associated with the loss of thickness of polyethylene tibial bearings after knee arthroplasty . J Bone Joint Surg [Am] 2007 ; 89–A : 1306 – 1314

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