Impact of COVID-19 on Orthopaedic and Trauma Service: An Epidemiological Study.

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Coronavirus disease 2019 (COVID-19) has caused substantial disruptions to orthopaedic and trauma services. The purpose of the present study was to quantify its impact on surgical volume, hospitalizations, clinic appointments, […]

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Creating a Value Dashboard for Orthopaedic Surgical Procedures.

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Value-based health-care delivery is a framework for restructuring our health-care systems with the goal of providing better outcomes for patients at lower cost. Value is determined by patient health outcomes […]

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Meta-analysis in periprosthetic joint infection: a global bibliometric analysis.

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Periprosthetic joint infection (PJI) is the most serious complication of joint replacement surgery. Further comorbidities include bedsore, deep vein thrombosis, reinfection, or even death. An increasing number of researchers are […]

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Risk Factors for Revision of Polished Taper-Slip Cemented Stems for Periprosthetic Femoral Fracture After Primary Total Hip Replacement: A Registry-Based Cohort Study from the National Joint Registry for England, Wales, Northern Ireland and the Isle of Man.

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Total hip replacement (THR) with a cemented polished taper-slip (PTS) femoral stem has excellent long-term results but is associated with a higher postoperative periprosthetic femoral fracture (PFF) risk compared with […]

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Hip Resurfacing Compared with 28-mm Metal-on-Metal Total Hip Replacement: A Randomized Study with 15 Years of Follow-up.

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Bone stock conservation, hip anatomy preservation, and greater stability are among the promoted advantages of hip resurfacing (HR). However, the disappointing failure of some implants nearly led to its abandonment. […]

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Cementless Versus Cemented Tibial Fixation in Posterior Stabilized Total Knee Replacement: A Randomized Trial.

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Evidence supports the use of cementless tibial component fixation in total knee replacement but there is a paucity of literature on posterior stabilized designs. This randomized study of posterior stabilized […]

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Effect of symmetrical restoration for the migration of uncemented total hip arthroplasty: a randomized RSA study with 75 patients and 5-year follow-up.

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Inferior placement of a femoral stem is predictive for early loosening and failure, but does restoration of the original hip anatomy benefit the function and survival of a total hip […]

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Safety of Single-Stage Bilateral Versus Unilateral Anterior Total Hip Arthroplasty: A Propensity-Matched Cohort Study.

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Limited data exist on patient safety after single-stage bilateral and unilateral total hip arthroplasty (THA) through the anterior approach (AA). Therefore, the aim of this study was to compare length […]

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The Effects of Pelvic Incidence in the Functional Anatomy of the Hip Joint.

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The spine-pelvis-hip interaction during postural change should be considered in the functional anatomy of the hip. The component parts of this anatomy and how they influence hip function are important […]

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What is the impact of patellofemoral joint degeneration and malalignment on patient-reported outcomes after lateral unicompartmental knee arthroplasty?

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It remains controversial whether patellofemoral joint pathology is a contraindication to lateral unicompartmental knee arthroplasty (UKA). This study aimed to evaluate the effect of preoperative radiological degenerative changes and alignment […]

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Three-dimensional morphological analysis of the femoral neck torsion angle-an anatomical study.

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The femoral neck torsion angle (FNTA) is an important but often neglected parameter in assessments of the anatomical morphology of the femoral neck, which is often confused with the femoral […]

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Nonmechanical Revision Indications Portend Certain Limb-Salvage Failure Following Total Femoral Replacement.

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There is scant evidence to guide decision-making for patients considering total femoral replacement (TFR). We aimed to identify the indication, patient, disease, and surgical technique-related factors associated with failure. We […]

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A Clinical Pilot Study to Evaluate CD64 Expression on Blood Monocytes as an Indicator of Periprosthetic Joint Infection.

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The preoperative diagnosis of periprosthetic joint infection (PJI) depends on a series of blood biomarkers. Previous studies have shown that CD64 expression on blood neutrophils and monocytes has a good […]

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Short- to Midterm Follow-up of Cemented Total Ankle Replacement Using the INBONE II: A Retrospective Chart Review.

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Background: Total ankle arthroplasty is a viable option for the treatment of end stage ankle arthritis. The purpose of this study is to report on the mid-term results with a […]

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In vivo kinematic comparison before and after mobile-bearing unicompartmental knee arthroplasty during high-flexion activities.

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Many patients who undergo unicompartmental knee arthroplasty (UKA) have an expectation that their knee flexion would increase following its replacement. Additionally, the survival rate of mobile-bearing UKA (MB-UKA) is high. […]

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Clinical evaluations of diaphysis malignant tumors of femur and tibia treated with microwave ablation in situ.

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This study was designed to evaluate the clinical outcomes of patients with diaphysis malignant tumors of femur and tibia treated with microwave ablation (MWA) in situ.Retrospective study of 32 patients […]

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Risk-Adjusted Cost Performance for 90-Day Total Knee Arthroplasty Episodes: Data and Methods for Comparing U.S. Hospitals Nationwide.

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We propose a model to characterize the variation in total knee arthroplasty (TKA) episode payments in the U.S. Medicare population to establish a baseline prior to the full implementation of […]

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Effects of cell phenotype and seeding density on the chondrogenic capacity of human osteoarthritic chondrocytes in type I collagen scaffolds.

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Matrix-associated autologous chondrocyte implantation (MACI) achieves good clinical efficacy in young patients with focal cartilage injury; however, phenotypic de-differentiation of chondrocytes cultured in monolayer and the treatment of older OA […]

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Increased severity of anaemia is associated with 30-day complications following total joint replacement.

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The aim of this study was to determine the impact of the severity of anaemia on postoperative complications following total hip arthroplasty (THA) and total knee arthroplasty (TKA).A retrospective cohort […]

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Aiming for anatomical femoral axis on the coronal plane leads to good-to-excellent short-term outcomes in isolated patellofemoral arthroplasty.

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In patellofemoral replacement (PFR) coronal alignment is mostly influenced by local condylar anatomy. However, there is still a lack of consensus regarding references to follow intraoperatively for the optimal positioning […]

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Crosswalks Between Knee and Hip Arthroplasty Short Forms: HOOS/KOOS JR and Oxford.

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The Oxford Knee Score (OKS); Oxford Hip Score (OHS); Knee injury and Osteoarthritis Outcome Score, Joint Replacement (KOOS JR); and Hip disability and Osteoarthritis Outcome Score, Joint Replacement (HOOS JR) […]

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Demographic Distribution of Foot and Ankle Surgeries Among Orthopaedic Surgeons and Podiatrists: A 10-Year Database Retrospective Study.

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Foot and ankle surgeries in the United States (US) are currently performed by orthopaedic surgeons or podiatrists with specialty surgical training. With the trend in healthcare now placing increased emphasis […]

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Tranexamic Acid in Patients With Cancer Undergoing Endoprosthetic Reconstruction: A Retrospective Review.

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Endoprosthetic reconstruction presents a significant risk of perioperative blood loss. Tranexamic acid (TXA) is an antifibrinolytic agent used to reduce blood loss in orthopaedic procedures. The safety and efficacy of […]

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New surgical instrumentation reduces the revision rate of unicompartmental knee replacement: A propensity score matched comparison of 15,906 knees from the National Joint Registry.

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Unicompartmental knee replacement (UKR) offers advantages over total knee replacement but has higher revision rates. New instrumentation known as Microplasty was introduced to address this. The aim was to compare […]

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Labral calcification plays a key role in hip pain and symptoms in femoroacetabular impingement.

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Hip osteoarthritis (HOA) is the most common hip disorder and a major cause of disability in the adult population, with an estimated prevalence of end-stage disease and total hip replacement. […]

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A Novel Tripod Percutaneous Reconstruction Technique in Periacetabular Lesions Caused by Metastatic Cancer.

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Metastatic lesions in the periacetabular region can cause pain and immobility. Symptomatic patients are often treated surgically with a total hip replacement using various modified Harrington methods. These open surgical […]

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