Academic Unit of Bone Metabolism, University of Sheffield Medical School, Sheffield, UK
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Centre of Orthopaedic and Regenerative Medicine (CORE), Center for Interdisciplinary Research and Innovation (CIRI), Aristotle University of Thessaloniki, Thessaloniki, Greece
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Centre of Orthopaedic and Regenerative Medicine (CORE), Center for Interdisciplinary Research and Innovation (CIRI), Aristotle University of Thessaloniki, Thessaloniki, Greece
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et al, 2018 23 59/65 PD Primary THA: hydroxyapatite-coated, double-tapered titanium stem ( N = 38), Modular global stem ( N = 4). Revision THA: (optimum stem, N = 4). Cementless acetabular implant Primary and revision: dual
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fragment. In extreme conditions of distorted anatomy, special implant designs such as cone prostheses and modular uncemented stems simplify the management of excessive anatomical deformity or canal tightness. Some authors prefer step-cut osteotomy to
Center of Orthopaedics and Regenerative Medicine (C.O.RE.) – Center of Interdisciplinary Research and Innovation (C.I.R.I.) – Aristotle University Thessaloniki, Balkan Center, Hellas, Greece
Hôpital de la Tour, Geneva, Switzerland
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Center of Orthopaedics and Regenerative Medicine (C.O.RE.) – Center of Interdisciplinary Research and Innovation (C.I.R.I.) – Aristotle University Thessaloniki, Balkan Center, Hellas, Greece
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Center of Orthopaedics and Regenerative Medicine (C.O.RE.) – Center of Interdisciplinary Research and Innovation (C.I.R.I.) – Aristotle University Thessaloniki, Balkan Center, Hellas, Greece
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of SCD patients for the included studies Author Surgical Approach Type of anaesthesia Type of fixation Type of stem Femoral Head/bearing couple Type of Cup Functional Score (preop/postop) Bishop et al 9
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as Moberg-Gedda or Wagner) incision. The choice between both depends on the preference of the surgeon as neither is superior. Both approaches have been described in detail by Tchurukdichian and Lussiez ( 34 ). Stem placement in the thumb
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dissatisfaction, and litigation ( 4 ). Hip resurfacing arthroplasty (HRA) is an attractive alternative to standard stemmed THA. HRA are metal-on-metal (MoM) articulations, and various in vitro assessments have confirmed a low wear rate with the use of MoM
Region Västra Götaland, Sahlgrenska University Hospital, Department of Orthopaedics, Gothenburg, Sweden
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Department of Orthopaedic Surgery and Traumatology, Odense University Hospital, Odense, Denmark
Institute of Clinical Research, University of Southern Denmark, Odense, Denmark
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Region Västra Götaland, Sahlgrenska University Hospital, Department of Orthopaedics, Gothenburg, Sweden
The Swedish Hip Arthroplasty Register, Gothenburg, Sweden
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magnitude as reported for MoXLPE bearings. Mihalko et al reviewed 32 studies on MoM and 19 on CoC articulations with at least five years follow-up. 53 Both groups included five registry studies each. In addition, 20 studies of modular stem designs were
Royal Perth Hospital, Perth, Australia
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Royal Perth Hospital, Perth, Australia
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lateralization produces. Modifications to the humeral stem include onlay systems, curved short stems and changes to the neck-shaft angle. The most widely used neck-shaft angle for RTSA has been 155° (see Fig. 1 ) for more than 10 years. 4 , 54 , 62 – 66
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manufactured by Wright Medical Technology (Arlington, TN, USA), and formerly by Tornier (St Ismier, France). The general design concept is a modular spool and stem combination to re-create the articular surface and mechanical support of the distal humerus. The
Department of Orthopaedics, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Sweden
Swedish Hip Arthroplasty Register, Gothenburg, Sweden
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Department of Orthopaedics, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Sweden
Swedish Hip Arthroplasty Register, Gothenburg, Sweden
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Swedish Hip Arthroplasty Register, Gothenburg, Sweden
Department of Orthopaedics, Prince Philip Hospital, HDUHB, Wales
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Finnish Arthroplasty Register, Helsinki, Finland
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Department of Orthopaedics, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Sweden
Swedish Hip Arthroplasty Register, Gothenburg, Sweden
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Department of Orthopaedics, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Sweden
Swedish Hip Arthroplasty Register, Gothenburg, Sweden
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. Head size and taper corrosion Fretting and corrosion, also known as ‘trunnionosis’, at the head-neck junction of modular metal heads has gained a lot of attention in recent years. Although more common in MoM, 41 , 43 it has also been reported in
Surgery Department, Hôpital Maisonneuve-Rosemont, Montreal University, Montreal, Québec, Canada
Clinique orthopédique Duval, 1487 Boul des Laurentides, Laval
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Bordeaux Arthroplasty Research Institute - Clinique du Sport Bordeaux-Mérignac 04-06 rue Georges Negrevergne, Mérignac, France
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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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Department of Surgery, University of California, San Francisco, California, USA
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(neck angle, offset, stem anchoring in the diaphyseal area, etc.). It is likely that in THA, like in TKA, the precise restoration of the patient’s anatomy may improve the prosthetic joint’s stability, kinematics, function, perception, and longevity