Orthopedics and biomechanics

Section edited by Umile Giuseppe Longo

This section concerns all aspects of orthopedic treatments for musculoskeletal disorders including but not limited to: orthopedic surgery and related biomechanics, non-surgical orthoses, and tissue engineering.

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  1. Research article

    Quality of life and correlation with clinical and radiographic variables in patients with ankylosing spondylitis: a retrospective case series study

    Previously, many studies have evaluated quality of life (QoL) in patients with ankylosing spondylitis (AS), however, none of them specifically investigated the correlation between pain-related disability measu...

    Ji-chen Huang, Bang-ping Qian, Yong Qiu, Bin Wang, Yang Yu, Ze-Zhang Zhu, Jun Hu and Zhe Qu

    BMC Musculoskeletal Disorders 2017 18:352

    Published on: 15 August 2017

  2. Case report

    Subcutaneous emphysema of the leg after hardware removal and bone allografting for infected non-union of the distal femur

    Infected non-unions of the supracondylar region of the femur are uncommon. Even though hardware removal is a common procedure, it may lead to complications, including neurovascular injury, refracture, worsenin...

    Vincenzo Denaro, Umile Giuseppe Longo, Giuseppe Salvatore, Vincenzo Candela and Nicola Maffulli

    BMC Musculoskeletal Disorders 2017 18:351

    Published on: 15 August 2017

  3. Research article

    With a biomechanical treatment in knee osteoarthritis, less knee pain did not correlate with synovitis reduction

    Braces are used to treat pain in patellofemoral joint osteoarthritis (PFJOA). In a trial, we previously reported pain improvement after 6-weeks brace use. The pain reduction did not correlate with changes in M...

    Vikram Swaminathan, Matthew J Parkes, Michael J Callaghan, Terence W O’Neill, Richard Hodgson, Andrew D Gait and David T Felson

    BMC Musculoskeletal Disorders 2017 18:347

    Published on: 10 August 2017

  4. Research article

    Does structural leg-length discrepancy affect postural control? Preliminary study

    Leg-length inequality results in an altered position of the spine and pelvis. Previous studies on the influence of leg asymmetry on postural control have been inconclusive. The purpose of this paper was to inv...

    Małgorzata Eliks, Wioleta Ostiak-Tomaszewska, Przemysław Lisiński and Paweł Koczewski

    BMC Musculoskeletal Disorders 2017 18:346

    Published on: 9 August 2017

  5. Research article

    Patellar tendinopathy in young elite soccer– clinical and sonographical analysis of a German elite soccer academy

    The prevalence of patellar tendinopathy is elevated in elite soccer compared to less explosive sports. While the burden of training hours and load is comparably high in youth elite players (age < 23 years), li...

    Gerrit Bode, Thorsten Hammer, N. Karvouniaris, M. J. Feucht, L. Konstantinidis, N. P. Südkamp and A. Hirschmüller

    BMC Musculoskeletal Disorders 2017 18:344

    Published on: 8 August 2017

  6. Research article

    Long-term outcome following additional rhBMP-7 application in revision surgery of aseptic humeral, femoral, and tibial shaft nonunion

    Surgical revision concepts for the treatment of aseptic humeral, femoral, and tibial diaphyseal nonunion were evaluated. It was analyzed if the range of time to bone healing was shorter, and if clinical and ra...

    Simon Hackl, Christian Hierholzer, Jan Friederichs, Alexander Woltmann, Volker Bühren and Christian von Rüden

    BMC Musculoskeletal Disorders 2017 18:342

    Published on: 7 August 2017

  7. Research article

    Bone preserving level of osteotomy in short-stem total hip arthroplasty does not influence stress shielding dimensions – a comparing finite elements analysis

    The main objective of every new development in total hip arthroplasty (THA) is the longest possible survival of the implant. Periprosthetic stress shielding is a scientifically proven phenomenon which leads to...

    Rene Burchard, Sabrina Braas, Christian Soost, Jan Adriaan Graw and Jan Schmitt

    BMC Musculoskeletal Disorders 2017 18:343

    Published on: 7 August 2017

  8. Research article

    Acromioclavicular joint dislocation treated with Bosworth screw and additional K-wiring: results after 7.8 years – still an adequate procedure?

    The acromioclavicular (AC) joint dislocation is a major reason for shoulder instability. Different concepts of treatment and surgical methods are described in the literature. Thus, the purpose of this study wa...

    Thomas M. Tiefenboeck, Domenik Popp, Sandra Boesmueller, Stephan Payr, Julian Joestl, Micha Komjati, Harald Binder, Mark Schurz and Roman C. Ostermann

    BMC Musculoskeletal Disorders 2017 18:339

    Published on: 4 August 2017

  9. Research article

    Comparison of low density and high density pedicle screw instrumentation in Lenke 1 adolescent idiopathic scoliosis

    The correlation between implant density and deformity correction has not yet led to a precise conclusion in adolescent idiopathic scoliosis (AIS). The aim of this study was to evaluate the effects of low densi...

    Mingkui Shen, Honghui Jiang, Ming Luo, Wengang Wang, Ning Li, Lulu Wang and Lei Xia

    BMC Musculoskeletal Disorders 2017 18:336

    Published on: 2 August 2017

  10. Research article

    Objective impairments of gait and balance in adults living with HIV-1 infection: a systematic review and meta-analysis of observational studies

    Gait and balance deficits are reported in adults with HIV infection and are associated with reduced quality of life. Current research suggests an increased fall-incidence in this population, with fall rates am...

    Karina Berner, Linzette Morris, Jochen Baumeister and Quinette Louw

    BMC Musculoskeletal Disorders 2017 18:325

    Published on: 1 August 2017

  11. Research article

    Kneeling and standing up from a chair as performance-based tests to evaluate knee function in the high-flexion range: a randomized controlled trial comparing a conventional and a high-flexion TKA design

    We compared the functional outcome between conventional and high-flexion total knee arthroplasty (TKA) using kneeling and sit-to-stand tests at 1 year post-operative. In addition, the patient’s daily functioni...

    Paul J. P. van der Ven, Sebastiaan van de Groes, Jorrit Zelle, Sander Koëter, Gerjon Hannink and Nico Verdonschot

    BMC Musculoskeletal Disorders 2017 18:324

    Published on: 1 August 2017

  12. Research article

    Femur first surgical technique: a smart non-computer-based procedure to achieve the combined anteversion in primary total hip arthroplasty

    The relevance of prosthetic component orientation to prevent dislocation and impingement following total hip arthroplasty (THA) has been widely accepted. We investigated the use of a non-computer-based surgery...

    Mattia Loppini, Umile Giuseppe Longo, Emanuele Caldarella, Antonello Della Rocca, Vincenzo Denaro and Guido Grappiolo

    BMC Musculoskeletal Disorders 2017 18:331

    Published on: 1 August 2017

  13. Research article

    Characterisation of the correlation between standing lordosis and degenerative joint disease in the lower lumbar spine in women and men: a radiographic study

    Degenerative joint disease (DJD) in the lumbar spine is a common condition that is associated with chronic low back pain. Excessive loading of lumbar joints is a risk factor for DJD. Changes in lumbar lordosis...

    Kelvin J. Murray, Michael R. Le Grande, Arantxa Ortega de Mues and Michael F. Azari

    BMC Musculoskeletal Disorders 2017 18:330

    Published on: 1 August 2017

  14. Research article

    The role of electrical stimulation in the management of avascular necrosis of the femoral head in adults: a systematic review

    Avascular necrosis of the femoral head causes significant morbidity and occurs in up to 20,000 people per year. A variety of nonoperative and operative measures have been trialled however a definitive treatmen...

    Talal Al-Jabri, Jessica Yan Qi Tan, Gabriel Yihan Tong, Ravikiran Shenoy, Babar Kayani, Timothy Parratt and Tahir Khan

    BMC Musculoskeletal Disorders 2017 18:319

    Published on: 28 July 2017

  15. Research article

    GIT1 gene deletion delays chondrocyte differentiation and healing of tibial plateau fracture through suppressing proliferation and apoptosis of chondrocyte

    Although tibial plateau fracture is an uncommon injury, its regulation is challenging and there are some influencing factors, including the effects of severe bone displacement, depression and cancellous bone c...

    Peng Chen, Wan-Li Gu, Ming-Zhi Gong, Jun Wang and Dong-Qing Li

    BMC Musculoskeletal Disorders 2017 18:320

    Published on: 28 July 2017

  16. Research article

    The effect of different screw-rod design on the anti-rotational torque: a biomechanical comparison of three conventional screw-rod constructs

    Screw-rod constructs have been widely used to correct spinal deformities, but the effects of different screw-rod systems on anti-rotational torque have not been determined. This study aimed to analyze the biom...

    Zifang Huang, Chongwen Wang, Hengwei Fan, Wenyuan Sui, Xueshi Li, Qifei Wang and Junlin Yang

    BMC Musculoskeletal Disorders 2017 18:322

    Published on: 28 July 2017

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