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Orthopedics and biomechanics

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. The evaluation of postoperative total knee arthroplasty (TKA) alignment mainly relies on measurement data obtained from plain radiographs. The aim of this retrospective observational study was to document the ...

    Authors: Shotaro Watanabe, Ryuichiro Akagi, Yuki Shiko, Yoshimasa Ono, Yohei Kawasaki, Toshihiro Ohdera, Seiji Ohtori and Takahisa Sasho

    Citation: BMC Musculoskeletal Disorders 2021 22:363

    Content type: Research article

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  2. 3D printing technology in hospitals facilitates production models such as point-of-care manufacturing. Orthopedic Surgery and Traumatology is the specialty that can most benefit from the advantages of these to...

    Authors: Jose Antonio Calvo-Haro, Javier Pascau, Lydia Mediavilla-Santos, Pablo Sanz-Ruiz, Coral Sánchez-Pérez, Javier Vaquero-Martín and Rubén Perez-Mañanes

    Citation: BMC Musculoskeletal Disorders 2021 22:360

    Content type: Research article

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  3. Understanding muscle and tendon anatomy is of tremendous importance to achieve optimal surgical execution and results in tendon transfers around the shoulder. The aim of this study was to introduce and describ...

    Authors: Lukas Ernstbrunner, Malik Jessen, Marco Rohner, Manuel Dreu, Samy Bouaicha, Karl Wieser and Paul Borbas

    Citation: BMC Musculoskeletal Disorders 2021 22:359

    Content type: Research article

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  4. There is little evidence on techniques for management of peri-prosthetic infection (PJI) in the context of severe proximal femoral bone loss. Custom-made articulating spacers (CUMARS) utilising cemented femora...

    Authors: J. Quayle, A. Barakat, A. Klasan, A. Mittal, G. Chan, J. Gibbs, M. Edmondson and P. Stott

    Citation: BMC Musculoskeletal Disorders 2021 22:358

    Content type: Research article

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  5. Parkinson’s disease (PD) has been found to increase the risk of postoperative complications in patients with adult spinal deformity (ASD). However, few studies have investigated this by directly comparing pati...

    Authors: Atsuyuki Kawabata, Toshitaka Yoshii, Kenichiro Sakai, Takashi Hirai, Masato Yuasa, Hiroyuki Inose, Yu Matsukura, Shingo Morishita, Masaki Tomori, Ichiro Torigoe, Kazuo Kusano, Kazuyuki Otani, Yoshiyasu Arai, Shigeo Shindo and Atsushi Okawa

    Citation: BMC Musculoskeletal Disorders 2021 22:357

    Content type: Research article

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  6. Bi-modular stems were introduced in primary total hip arthroplasty (THA) to enable better control of the femoral offset, leg length, and hip stability. Despite numerous reports on modular femoral neck fracture...

    Authors: Samo K. Fokter, Nenad Gubeljak, Jožef Predan, Jure Sevšek, Jan Zajc and Zmago Krajnc

    Citation: BMC Musculoskeletal Disorders 2021 22:356

    Content type: Case report

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  7. Acromegaly is a rare disease caused by high serum levels of growth hormone (GH) and insulin-like growth factor 1 (IGF-1), often originating from a pituitary adenoma. Spinal and peripheral joint abnormalities a...

    Authors: Daisuke Kamakura, Katsunori Fukutake, Kazumasa Nakamura, Shintaro Tsuge, Keiji Hasegawa, Naobumi Tochigi, Akihito Wada, Tetsuo Mikami and Hiroshi Takahashi

    Citation: BMC Musculoskeletal Disorders 2021 22:353

    Content type: Case report

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  8. To assess the therapeutic efficacy of transforaminal epidural steroid injection (TFESI) combined with radio frequency (RF) for the treatment of lumbar disc herniation (LDH).

    Authors: Wen-Bo Wei, Sha-Jie Dang, Ling Wei, Tian Liu and Jue Wang

    Citation: BMC Musculoskeletal Disorders 2021 22:347

    Content type: Research article

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  9. The plate-to-disc distance (PDD) is an important factor affecting the degeneration of adjacent segments after anterior cervical discectomy and fusion (ACDF). However, the most suitable PDD is controversial. Th...

    Authors: Xing Guo, Jiaming Zhou, Yueyang Tian, Liang Kang and Yuan Xue

    Citation: BMC Musculoskeletal Disorders 2021 22:340

    Content type: Research article

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  10. Chronic intercondylar fractures of the distal humerus with massive bone defects and severe comminution in the metaphysis are rare and complex injuries that are challenging for surgeons to treat, as reconstruct...

    Authors: Yejun Zha, Kehan Hua, Maoqi Gong and Xieyuan Jiang

    Citation: BMC Musculoskeletal Disorders 2021 22:338

    Content type: Case report

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  11. Metacarpal shaft fractures are common and can be treated nonoperatively. Shortening, angulation, and rotational deformity are indications for surgical treatment. Various forms of treatment with advantages and ...

    Authors: Felix G. E. Dyrna, Daniel M. Avery III, Ryu Yoshida, David Lam, Simon Oeckenpöhler, Mark P. Cote, Elifho Obopilwe, Craig M. Rodner and Augustus D. Mazzocca

    Citation: BMC Musculoskeletal Disorders 2021 22:335

    Content type: Research article

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  12. Irreparable rotator cuff tears are common and difficult to treat. Techniques for “filling the loss of substance” require fixation to the rotator cuff stump (tendon augmentation) or to the glenoid (superior cap...

    Authors: Marie Protais, Maxime Laurent-Perrot, Mickaël Artuso, M. Christian Moody, Alain Sautet and Marc Soubeyrand

    Citation: BMC Musculoskeletal Disorders 2021 22:331

    Content type: Technical advance

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  13. Two ipsilateral hemivertebrae is less common and presents severe growth imbalance caused by the vertebral anomalies. However, there is a paucity of reports regarding to two ipsilateral thoracolumbar hemiverteb...

    Authors: Xuhong Xue, Sheng Zhao, Feng Miao, Kai Li and Bin Zhao

    Citation: BMC Musculoskeletal Disorders 2021 22:327

    Content type: Research article

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  14. Unicompartmental knee arthroplasty (UKA) is an established treatment option for patients with unicompartmental osteoarthritis (OA). However, strict patient selection is crucial for its success. The proposed ad...

    Authors: Eric Tille, Franziska Beyer, Kai Auerbach, Marco Tinius and Jörg Lützner

    Citation: BMC Musculoskeletal Disorders 2021 22:326

    Content type: Research article

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  15. Patient-specific instrumentation (PSI) proponents have suggested the benefits of improved component alignment and reduced outliers. In this randomized controlled trial, we attempted to assess the advantage of ...

    Authors: Sammy Abdullah ALShammari, Keun Young Choi, In Jun Koh, Man Soo Kim and Yong In

    Citation: BMC Musculoskeletal Disorders 2021 22:321

    Content type: Research article

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  16. The first magnetically controlled growing rod (MCGR) was implanted in 2009. Since then multiple complications have been identified that have helped drive the development of the MCGR and its surgery. The aim of...

    Authors: Jason Pui Yin Cheung, Kam Yim Sze, Kenneth Man Chee Cheung and Teng Zhang

    Citation: BMC Musculoskeletal Disorders 2021 22:319

    Content type: Case report

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  17. As septic arthritis is time-dependent and has a propensity for irreversible joint damage, early diagnosis and treatment are needed. Frequently, adult patients with septic arthritis cannot undergo invasive surg...

    Authors: Kensuke Fukushima, Yui Uekusa, Tomohisa Koyama, Yoshihisa Ohashi, Katsufumi Uchiyama, Naonobu Takahira and Masashi Takaso

    Citation: BMC Musculoskeletal Disorders 2021 22:318

    Content type: Research article

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  18. Postoperative residual knee pain after total knee arthroplasty (TKA) is a significant factor that contributes to patient dissatisfaction. Patients with preoperative central sensitization (CS) may be more susce...

    Authors: Shicheng Wang, Wensheng Wang, Long Shao and Jing Ling

    Citation: BMC Musculoskeletal Disorders 2021 22:316

    Content type: Study protocol

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  19. This study compared the early clinical recovery of total hip arthroplasty (THA) using computer navigation systems (nTHA) and robotic arm-assisted THA (rTHA).

    Authors: Nao Shibanuma, Kazunari Ishida, Tomoyuki Matsumoto, Koji Takayama, Yutaro Sanada, Masahiro Kurosaka, Ryosuke Kuroda and Shinya Hayashi

    Citation: BMC Musculoskeletal Disorders 2021 22:314

    Content type: Research article

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  20. Chieving postoperative coronal balance in adult spinal deformity correction surgeries can be challenging. Even with T square rod technique, there were still some cases with good intraoperative coronal alignmen...

    Authors: Jiandang Zhang, Pengfei Chi, Junyao Cheng and Zheng Wang

    Citation: BMC Musculoskeletal Disorders 2021 22:307

    Content type: Research article

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  21. Arthroscopic repair is recommended for young patients with full-thickness rotator cuff tears (RCTs), but the healing rates have raised concerns. The Southern California Orthopedic Institute (SCOI) row method h...

    Authors: He-Bei He, Tao Wang, Min-Cong Wang, Hui-Feng Zhu, Yue Meng, Cheng-Long Pan, Yong Hu, Xiao-Min Chao, Chun Yang Yang, Min Wang and Jian Feng Ou-Yang

    Citation: BMC Musculoskeletal Disorders 2021 22:305

    Content type: Research article

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  22. Bilateral osseous ankylosed hips secondary to ankylosis spondylitis (AS) are relatively rare but impact the quality of life hugely. Cementless total hip arthroplasty (THA) for bilateral osseous ankylosed hips ...

    Authors: Ping Mou, Wei Nan Zeng, Yu Chen and Zongke Zhou

    Citation: BMC Musculoskeletal Disorders 2021 22:302

    Content type: Research article

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  23. The appropriate and optimal treatment for thoracic and lumbar (TL) burst fractures remains a topic of debate. Characterization of vertical laminar fractures (coronal cross-sectional imaging) is presented in th...

    Authors: Xuchao Shi, Shate Xiang, Bo Dai and Zhennian He

    Citation: BMC Musculoskeletal Disorders 2021 22:300

    Content type: Research article

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  24. Complications after total hip arthroplasty (THA) are frequently the consequence of malpositioned components or leg length discrepancy after surgery. Recently, a new version of a portable, accelerometer-based h...

    Authors: Hiromasa Tanino, Yasuhiro Nishida, Ryo Mitsutake and Hiroshi Ito

    Citation: BMC Musculoskeletal Disorders 2021 22:299

    Content type: Research article

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  25. Patellofemoral complications are one of the major issues after total knee arthroplasty (TKA). Excessive patellofemoral joint pressure is associated with complications after TKA surgery, and the amount of patel...

    Authors: Hidenori Tanikawa, Mitsunori Tada, Ryo Ogawa, Kengo Harato, Yasuo Niki, Shu Kobayashi and Takeo Nagura

    Citation: BMC Musculoskeletal Disorders 2021 22:298

    Content type: Research article

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  26. To improve the strength of posterior spine fixation in patients with osteoporosis, some scholars have proposed a method of simultaneously inserting traditional pedicle screws and cortical bone trajectory screw...

    Authors: Yonghui Zhao, Jinlong Liang, Haotian Luo, Yongqing Xu and Sheng Lu

    Citation: BMC Musculoskeletal Disorders 2021 22:296

    Content type: Research article

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  27. The impact of associated chest wall injuries (CWI) on the complications of clavicle fracture repair is unclear to date. This study aimed to investigate the complications after surgical clavicle fracture fixati...

    Authors: Tsung-Han Yang, Huan-Jang Ko, Alban Don Wang, Wo-Jan Tseng, Wei-Tso Chia, Men-Kan Chen and Ying-Hao Su

    Citation: BMC Musculoskeletal Disorders 2021 22:294

    Content type: Research article

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  28. Minimally invasive reconstruction techniques are used for anatomical ligament construction of the lateral collateral ligament complex of the ankle, but the two key elements, the bone tunnel and the appropriate...

    Authors: Shijun Wei, Dongsheng Fan, Fang Han, Ming Tang, Changwang Kong, Feng Xu and Xianhua Cai

    Citation: BMC Musculoskeletal Disorders 2021 22:289

    Content type: Research article

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  29. The correction accuracy of the Taylor Spatial Frame (TSF) fixator depends considerably on the precise determination of the mounting parameters (MP). Incorrect parameters result in secondary deformities that re...

    Authors: Jan Gessmann, Sven Frieler, Matthias Königshausen, Thomas A. Schildhauer, Yannik Hanusrichter, Dominik Seybold and Hinnerk Baecker

    Citation: BMC Musculoskeletal Disorders 2021 22:284

    Content type: Research article

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  30. The transverse force couple (TFC) of the rotator cuff (subscapularis vs. infraspinatus and teres minor muscle) is an important dynamic stabilizer of the shoulder joint in the anterior-posterior direction. In p...

    Authors: Marian Mitterer, Nicholas Matis, Gernot Steiner, Imre Vasvary and Reinhold Ortmaier

    Citation: BMC Musculoskeletal Disorders 2021 22:279

    Content type: Research article

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  31. Internal fixation is recommended for treating Vancouver B1 periprosthetic femoral fractures. Although several fixation procedures have been developed with high fixation stability and union rates, long-term wei...

    Authors: Daisuke Takahashi, Yoshihiro Noyama, Tsuyoshi Asano, Tomohiro Shimizu, Tohru Irie, Mohamad Alaa Terkawi and Norimasa Iwasaki

    Citation: BMC Musculoskeletal Disorders 2021 22:276

    Content type: Research article

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  32. Short hamstring muscles can cause several problems for children with cerebral palsy. The results of the clinical measurement of hamstring length are often used in decision-making about treatment of children wi...

    Authors: Erika Cloodt, Joanna Krasny, Marek Jozwiak and Elisabet Rodby-Bousquet

    Citation: BMC Musculoskeletal Disorders 2021 22:275

    Content type: Research article

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  33. There is controversy about the optimal strategy treatment of unstable distal clavicle fractures. We explored use of a surgical strategy: combination of a distal clavicle locking plate and a titanium cable. The...

    Authors: Fan Zhang, Qiang Fu, Yongchuan Li, Nan Lu, Aimin Chen and Liangyu Zhao

    Citation: BMC Musculoskeletal Disorders 2021 22:269

    Content type: Research article

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  34. Preoperative templating in total hip arthroplasty (THA) is mandatory to achieve appropriate offset and leg length equality. However, templating methods using the contralateral hip might be susceptible to error...

    Authors: Julian Hasler, Armando Hoch, Philipp Fürnstahl, Jakob Ackermann, Patrick O. Zingg and Lazaros Vlachopoulos

    Citation: BMC Musculoskeletal Disorders 2021 22:268

    Content type: Research article

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  35. Subacromial pain syndrome (SAPS) is a common complaint in orthopaedics. Subacromial corticosteroid injections (CSI) can relieve pain in the short term. Anodal transcranial direct current stimulation (a-tDCS) h...

    Authors: Samuel Larrivée, Frédéric Balg, Guillaume Léonard, Sonia Bédard, Michel Tousignant and Patrick Boissy

    Citation: BMC Musculoskeletal Disorders 2021 22:265

    Content type: Research article

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  36. Bone-tendon interface (enthesis) plays a pivotal role in relaxing load transfer between otherwise structurally and functionally distinct tissue types. Currently, decellularized extracellular matrix (DEM) from ...

    Authors: Qiang Shi, Can Chen, Muzhi Li, Yang Chen, Yan Xu, Jianzhong Hu, Jun Liu and Hongbin Lu

    Citation: BMC Musculoskeletal Disorders 2021 22:235

    Content type: Research article

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  37. The aim of this retrospective monocentric study was to investigate the outcomes of surgically treated intra-articular calcaneus fractures in a maximum care trauma center.

    Authors: Christin Schindler, Andreas Schirm, Vilijam Zdravkovic, Primoz Potocnik, Bernhard Jost and Andreas Toepfer

    Citation: BMC Musculoskeletal Disorders 2021 22:234

    Content type: Research article

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  38. This study aimed to compare the radiological results between closed nailing without bone graft (BG) and open nailing with BG for aseptic subtrochanteric nonunion and to determine when an open procedure with BG...

    Authors: Won Chul Shin, Jae Hoon Jang, Nam Hoon Moon and Se Bin Jun

    Citation: BMC Musculoskeletal Disorders 2021 22:145

    Content type: Research article

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  39. Total hip arthroplasty (THA) is an effective procedure for patients with end-stage hip osteoarthritis. However, whether or not pre-operatively existing functional deficits are persisting several years post-sur...

    Authors: Stefanie John, David Weizel, Anna S. Heumann, Anja Fischer, Katja Orlowski, Kai-Uwe Mrkor, Jürgen Edelmann-Nusser and Kerstin Witte

    Citation: BMC Musculoskeletal Disorders 2021 22:230

    Content type: Research article

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  40. Although varus inclination of the tibial plateau has increasingly been recognized as a major risk factor in the progression of Osteoarthritis of the knee (OA knee), little attention has been placed on the deve...

    Authors: Shun-Ping Wang, Po-Kuan Wu, Cheng-Hung Lee, Cheng-Min Shih, Yung-Cheng Chiu and Cheng-En Hsu

    Citation: BMC Musculoskeletal Disorders 2021 22:223

    Content type: Research article

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  41. The hexapod external fixator (HEF), such as the Taylor spatial frame (TSF), offering the ability of multidirectional deformities correction without changing the structure, whereas there are so many parameters ...

    Authors: Yanshi Liu, Hong Li, Jialin Liu, Xingpeng Zhang, Maimaiaili Yushan, Zhenhui Liu, Chuang Ma and Aihemaitijiang Yusufu

    Citation: BMC Musculoskeletal Disorders 2021 22:221

    Content type: Research article

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  42. For patients with degenerative spondylolisthesis, whether additional posterior fixation can further improve segmental alignment is unknown, compared with stand-alone cage insertion in oblique lumbar interbody ...

    Authors: Jingye Wu, Tenghui Ge, Ning Zhang, Jianing Li, Wei Tian and Yuqing Sun

    Citation: BMC Musculoskeletal Disorders 2021 22:218

    Content type: Research article

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  43. Spinal deformity is frequently identified in patients with cerebral palsy (CP). As it progresses, tracheal stenosis often develops due to compression between the innominate artery and anteriorly deviated verte...

    Authors: Yuki Taniguchi, Yoshitaka Matsubayashi, So Kato, Fumihiko Oguchi, Ayato Nohara, Toru Doi, Yasushi Oshima and Sakae Tanaka

    Citation: BMC Musculoskeletal Disorders 2021 22:217

    Content type: Case report

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  44. One of the causes of dissatisfaction following total knee arthroplasty (TKA) is abnormal knee kinematics. A newly designed bi-cruciate stabilized (BCS) TKA system has been developed to produce close-to-normal ...

    Authors: Hiroshi Inui, Shuji Taketomi, Ryota Yamagami, Kenichi Kono, Kohei Kawaguchi, Kosuke Uehara and Sakae Tanaka

    Citation: BMC Musculoskeletal Disorders 2021 22:215

    Content type: Research article

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  45. Although pelvic incidence (PI) is a key morphologic parameter in assessing spinopelvic sagittal alignment, accurate measurements of PI become difficult in patients with severe hip dislocation or femoral head d...

    Authors: Yasuhito Takahashi, Kei Watanabe, Masashi Okamoto, Shun Hatsushikano, Kazuhiro Hasegawa and Naoto Endo

    Citation: BMC Musculoskeletal Disorders 2021 22:214

    Content type: Research article

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  46. Measuring the strain patterns of ligaments at various joint positions informs our understanding of their function. However, few studies have examined the biomechanical properties of ankle ligaments; further, t...

    Authors: Yoshitaka Takeuchi, Ryota Inokuchi, Masato Takao, Mark Glazebrook, Xavier Martin Oliva, Takayuki Yamazaki, Maya Kubo, Danielle Lowe, Kentaro Matsui, Mai Katakura and Satoru Ozeki

    Citation: BMC Musculoskeletal Disorders 2021 22:208

    Content type: Research article

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