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ALTR 73 (36%) Periprosthetic fractures 5 (2.5%) Pain 2 (1%) Ollivier et al 25 2015 170 Deep infections 3 (1.7%) Periprosthetic fractures 2 (1.1%) Impingement 2 (1.1%) Silverton et al 26 2014 152 2 taper corrosion 1 cup
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. ETO and transfemoral osteotomies may be utilized in aseptic loosening, revision for recurrent THA instability, resection arthroplasty for periprosthetic joint infection, periprosthetic fractures and during concomitant acetabular cup revisions. 9
Centre for Hip Surgery, Wrightington Hospital, UK
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Head of Health Registries, Northgate Public Services, Peoplebuilding 2, Hemel Hempstead, Hertfordshire, England
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Royal Derby Hospital, Derby, UK
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West Suffolk NHS Foundation Trust, UK
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University of Sheffield, Sheffield, UK
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identification of 4 Level 1 outliers and 12 Level 2 outliers. Some 2,806 different combinations of hip stem/cup implants have been monitored with 17 Level 1 outliers and 40 Level 2 outliers. Most of the larger suppliers have access to a monthly download about
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. Conclusions Discontinuation of use The future role of MoM HR and THA is uncertain. Some authors report good long-term results for HR 21 and emphasise the role of adequate surgical training, cup positioning and use of reliable HR implants
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. Acetabular cup position and risk of dislocation in primary total hip arthroplasty . Acta Orthop 2017 ; 88 : 10 - 17 . 19. Girard J . Femoral head diameter considerations for primary total hip arthroplasty . Orthop Traumatol Surg Res
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AO Foundation, PAEG Expert Group, Davos, Switzerland
Hospital Base de Valdivia, Valdivia, Chile
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Universidad del Desarrollo, Santiago, Chile
Hospital Clínico Mutual de Seguridad, Santiago, Chile
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AO Foundation, PAEG Expert Group, Davos, Switzerland
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shape of a cup, an increase in the joint space to > 11 mm, and hypoplasia of the lateral tibial spine ( Fig. 2 ). 36 Ha et al estimated that the positive predictive value of these signs in children aged 10–16 years is of 76.2% (sensitivity, 65
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easier and more functional. 12 , 16 , 21 – 23 Antibiotics in spacers or beads should be based on culture result; the most commonly used are gentamicin and vancomycin. 4 , 6 , 16 , 21 – 24 , 26 , 27 Use of a spacer cup is reported in the case of
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implants follows the principles of surface replacement with a two-component concept. 15 – 17 The proximal component replaces the bicondylar head of the proximal phalanx and the distal component has a sort of cup, which articulates with the head. Most
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the acetabular cup shows that wear-related osteolytic lesions are restricted to the proximal zones of the femur. Discussion Bone remodelling around a stem is an unavoidable long-term physiological process highly related to implant
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. Anterior ‘drawer’ test : helps to identify excessive anterior displacement of the talus on the tibia. The ankle should be placed in a neutral position and the leg should be stabilised over the distal tibia with the patient relaxed. The clinician cups the
