Articles

Use of ultrasonography for evaluation of stability of lateral compression type 1 (LC-1) pelvic fractures to assist determination of treatment strategy

Lateral compression type1 (LC-1) pelvic fractures represent a wide spectrum of heterogeneous injuries. These include both stable and unstable patterns; however, determining whether a LC-1 fracture is stable or...

Authors: Bin-Fei Zhang, Jin-Lai Lei, Hong Zhang, Peng-Fei Wang, Hu Wang, Yu-Xuan Cong, Hai Huang and Yan Zhuang

Pedicle screw loosening: the value of radiological imagings and the identification of risk factors assessed by extraction torque during screw removal surgery

Pedicle screw loosening is a common complication after spine surgeries. Traditionally, it was assessed by radiological approaches, both X-ray and CT (computed tomography) scan, while reports using mechanical m...

Authors: Xiaoliang Wu, Jiawei Shi, Jinyan Wu, Yongquan Cheng, Kaiwen Peng, Jianting Chen and Hui Jiang

A comparative study of the effect of drilling depth on generation of compressive force by headless compression screws using conical and cylindrical type of drill bit

This study was conducted to measure the effect of different drilling depths on compression forces generated by two commonly used headless compression screws using the two different types of drill bit, the Acut...

Authors: Hyung-Sik Kim, Ho-Jung Kang, Yun-Rak Choi, Won-Taek Oh and Il-Hyun Koh

Internal fixation of acetabular fractures in an older population using the lateral-rectus approach: short-term outcomes of a retrospective study

This study aims to examine the clinical efficacy and surgical techniques of the lateral-rectus approach for treatment of acetabular factures in elderly patients.

Authors: Jiahui Chen, Han Liu, Canbin Wang, Xuezhi Lin, Cheng Gu and Shicai Fan

Comparative efficacy and safety of different hemostatic methods in total hip arthroplasty: a network meta-analysis

It is unclear which kind of interventional therapy is the best when reducing blood loss in patients prepared for total hip arthroplasty (THA). We performed this network meta-analysis to rank the best intervent...

Authors: Zhihu Zhao, Jianxiong Ma and Xinlong Ma

Comparison of synthetic bone graft ABM/P-15 and allograft on uninstrumented posterior lumbar spine fusion in sheep

Spinal fusion is a commonly used procedure in spinal surgery. To ensure stable fusion, bone graft materials are used. ABM/P-15 (commercial name i-Factor™ Flex) is an available synthetic bone graft material tha...

Authors: Martin G. Axelsen, Søren Overgaard, Stig M. Jespersen and Ming Ding

Inferomedial cortical bone contact and fixation with calcar screws on the dynamic and static mechanical stability of proximal humerus fractures

This study aimed to explore the effect of retaining inferomedial cortical bone contact and fixation with calcar screws on the dynamic and static mechanical stability of proximal humerus fractures treated with ...

Authors: Xiaofeng Zhang, Junwu Huang, Lin Zhao, Yi Luo, Hanxin Mao, Yanfeng Huang, Weibing Chen, Qi Chen and Bangjun Cheng

Identification of high-risk groups for complication after arthroplasty: predictive value of patient’s related risk factors

Total joint arthroplasty (TJA) benefit patients with osteoarthritis (OA) and rheumatoid arthritis (RA). However, a specific approach to detect patients at higher risk of prosthetic joint infection (PJI) and me...

Authors: Martha Cecilia Castano-Betancourt, Ricardo Fruschein Annichino, Marcelo de Azevedo e Souza Munhoz, Eduardo Gomes Machado, Monica Vannucci Lipay and Evaldo Marchi

Anatomic single-bundle anterior cruciate ligament reconstruction using a calcium phosphate-hybridized tendon graft: a randomized controlled trial with 2 years of follow-up

To improve tendon-to-bone healing in anterior cruciate ligament (ACL) reconstruction, a novel technique via calcium phosphate (CaP)-hybridized tendon graft using an alternate soaking process was developed. The...

Authors: Hirotaka Mutsuzaki, Tomonori Kinugasa, Kotaro Ikeda and Masataka Sakane

Mid- to long-term results of total disc replacement for lumbar degenerative disc disease: a systematic review

Lumbar total disc replacement (TDR) has shown satisfactory clinical outcomes with few complications and reoperations at short-term follow-up, but the mid- to long-term results are not clear.

Authors: Xu-Dong Cui, Hai-Tao Li, Wen Zhang, Lin-Lin Zhang, Zong-Ping Luo and Hui-Lin Yang

Blood loss of total knee arthroplasty in osteoarthritis: an analysis of influential factors

Total knee arthroplasty is regarded as the most effective treatment for severe knee osteoarthritis. The influential factors of blood loss in total knee arthroplasty remain controversial. The study aims to expl...

Authors: Yong Hu, Qiang Li, Bao-Gang Wei, Xian-Sen Zhang, Tahsin Tarik Torsha, Jun Xiao and Zhan-Jun Shi

Whole-genome sequencing reveals novel genes in ossification of the posterior longitudinal ligament of the thoracic spine in the Chinese population

Ossification of the posterior longitudinal ligament (OPLL) of the spine is a complex, multifactorial disease. Although several genes that are linked to cervical OPLL susceptibility have been reported, specific...

Authors: Chen Liang, Peng Wang, Xiao Liu, Chenlong Yang, Yunlong Ma, Lei Yong, Bin Zhu, Xiaoguang Liu and Zhongjun Liu

The effects of barbed suture on watertightness after knee arthrotomy closure: a cadaveric study

Wound closure is one of the crucial aspects of total knee arthroplasty (TKA) for patients who perform high-flexion activities of daily living, because the joint capsule is highly stretched and integrity of the...

Authors: Shu Kobayashi, Yasuo Niki, Kengo Harato, Kazuhiko Udagawa, Morio Matsumoto and Masaya Nakamura

Double-layered antibiotic-loaded cement spacer as a novel alternative for managing periprosthetic joint infection: an in vitro study

Previous studies comparing antibiotic-loaded calcium phosphate cement to polymethylmethacrylate cement reported that although the former has higher elution volumes over a longer period, it is mechanically weak...

Authors: Shinsuke Ikeda, Katsufumi Uchiyama, Yojiro Minegishi, Keiko Ohno, Masaki Nakamura, Kazuhiro Yoshida, Kensuke Fukushima, Naonobu Takahira and Masashi Takaso

Vacuum-assisted closure combined with a closed suction irrigation system for treating postoperative wound infections following posterior spinal internal fixation

Wound infections after posterior spinal surgery are a troublesome complication; patients are occasionally forced to remove the internal fixation device, which can lead to instability of the spine and injury to...

Authors: Kai Chen, Jin-ti Lin, Shuai-bo Sun, Jian Lin, Jian-zhong Kong and Nai-feng Tian

Association between limb alignment and patient-reported outcomes after total knee arthroplasty using an implant that reproduces anatomical geometry

A kinematically aligned (KA) total knee arthroplasty (TKA) is expected to improve patient satisfaction, but its effect remains controversial. We investigated differences in patient-reported outcomes (PROs) bet...

Authors: Arata Nakajima, Masato Sonobe, Yorikazu Akatsu, Yasuchika Aoki, Hiroshi Takahashi, Toru Suguro and Koichi Nakagawa

Transcriptome analyses identify key genes and potential mechanisms in a rat model of osteoarthritis

Osteoarthritis (OA) is one of the most common degenerative diseases of the joints worldwide, but still the pathogenesis of OA is largely unknown. The purpose of our study is to clarify key candidate genes and ...

Authors: Hui-Zi Li and Hua-Ding Lu

A multi-factorial analysis of bone morphology and fracture strength of rat femur in response to ovariectomy

Postmenopausal osteoporosis develops due to a deficiency of estrogen that causes a decrease in bone mass and changes in the macro- and micro-architectural structure of the bone, leading to the loss of mechanic...

Authors: Juan Marcelo Rosales Rocabado, Masaru Kaku, Kosuke Nozaki, Takako Ida, Megumi Kitami, Yujin Aoyagi and Katsumi Uoshima

Clavicular non-union treated with fixation using locking compression plate without bone graft

The articles that have reported on the size at which a segmental defect of clavicular non-union requires bone grafting are scarce. This study evaluated the functional and radiologic results of fixation by lock...

Authors: Wan Chen, Kanglai Tang, Xu Tao, Chengsong Yuan and Binghua Zhou

ERα PvuII and XbaI polymorphisms in postmenopausal women with posterior tibial tendon dysfunction: a case control study

Posterior tibial tendon (PTT) insufficiency is considered as the main cause of adult acquired flat foot and is three times more frequent in females. High estrogen levels exert a positive effect on the overall ...

Authors: P. A. Pontin, P. R. B. Nogara, F. C. P. Fonseca, C. Cesar Netto, K. C. Carvalho, J. M. Soares Junior, E. C. Baracat, T. D. Fernandes, N. Maffulli, M. C. L. Santos and A. L. Godoy-Santos

John B King, FRCS: 8 June 1944 - 6 October 2018

Authors: Nicola Maffulli

Kinetic of bone turnover markers after osteoporotic vertebral compression fractures in postmenopausal female

Osteoporotic fracture occurs mostly at the spine, in which the commonest one is vertebral compression fracture. Bone turnover markers (BTMs) can be applied to assess bone formation and resorption activity. Nev...

Authors: Changyu Pan, Xiaoyang Liu, Tao Li, Guodong Wang and Jianmin Sun

Acetabular reinforcement ring with additional hook improves stability in three-dimensional finite element analyses of dysplastic hip arthroplasty

The stability of acetabulum reconstructions using reinforcement rings and hooks is important for successful replacement surgery. The objective of this study was to biomechanically determine the effects of the ...

Authors: Koji Totoribe, Etsuo Chosa, Go Yamako, Xin Zhao, Koki Ouchi, Hiroaki Hamada and Gang Deng

Surgical approach and management outcomes for junction tuberculous spondylitis: a retrospective study of 77 patients

Junction tuberculous spondylitis involves the stress transition zone of the spine and has a high risk of progression to kyphosis or paraplegia. Problems still exist with treatment for spinal junction tuberculo...

Authors: Huipeng Yin, Kun Wang, Yong Gao, Yukun Zhang, Wei Liu, Yu Song, Shuai Li, Shuhua Yang, Zengwu Shao and Cao Yang

Suture wear particles cause a significant inflammatory response in a murine synovial airpouch model

Commonly used contemporary orthopaedic sutures have been identified as a potential causative factor in the development of post-arthroscopic glenohumeral chondrolysis. Currently, little is known about the body’...

Authors: Vedran Lovric, Michael J. Goldberg, Philipp R. Heuberer, Rema A. Oliver, Dana Stone, Brenda Laky, Richard S. Page and William R. Walsh

Prognostic factors affecting clinical outcomes after arthroscopic rotator cuff repair: importance of functional recovery by 3 months after surgery

To examine important factors that affect clinical outcomes following arthroscopic rotator cuff repair (ARCR).

Authors: Yosuke Nakamura, Masafumi Gotoh, Yasuhiro Mitsui, Hidehiro Nakamura, Hiroki Ohzono, Takahiro Okawa and Naoto Shiba

Overuse injuries in sport: a comprehensive overview

The absence of a single, identifiable traumatic cause has been traditionally used as a definition for a causative factor of overuse injury. Excessive loading, insufficient recovery, and underpreparedness can i...

Authors: R. Aicale, D. Tarantino and N. Maffulli

Soft tissue restrictors of femoral elevation in direct anterior approach—an anatomic study

With the patient in a constant supine position, elevation of the femur in THA (DAA) provides a more intuitive and conducive location of the acetabulum for the correct placement of the acetabular prosthesis, bu...

Authors: Gongyin Zhao, Ruixia Zhu, Shijie Jiang, Chao Xu, Nanwei Xu and Yuji Wang

Factors associated with lumbar disc high-intensity zone (HIZ) on T2-weighted magnetic resonance image: a retrospective study of 3185 discs in 637 patients

It is well known that internal disc disruption (IDD) is accelerated by factors such as aging and injury. High- intensity zone (HIZ) on lumbar MRI is usually considered a marker of painful IDD. However, many pa...

Authors: Zi-Xuan Wang and You-Gu Hu

Unilateral percutaneous endoscopic debridement and drainage for lumbar infectious spondylitis

The treatment of lumbar infectious spondylitis is controversial. In this study, we attempted to demonstrate that unilateral percutaneous endoscopic debridement with physiologic saline and negative pressure dra...

Authors: Xuepeng Wang, Shaobo Zhou, Zhenyu Bian, Maoqiang Li, Wu Jiang, Changju Hou and Liulong Zhu

Clinical and radiological outcomes of the multilevel Ponte osteotomy with posterior selective segmental pedicle screw constructs to treat adolescent thoracic idiopathic scoliosis

To compare the clinical and radiological outcomes of the surgical correction of Lenke type 1 to 4 scoliosis by using a multilevel Ponte osteotomy procedure with posterior selective segmental pedicle screw cons...

Authors: Jing Feng, Juan Zhou, Mi Huang, Ping Xia and Wei Liu

The bra strap incision in the open Latarjet procedure

The anterior deltopectoral approach is the standard approach for performing the open Latarjet procedure. Through the use of a more medial and vertical skin incision, the scar can be cosmetically covered by the...

Authors: Alexandra Vlajkovic, Dominik C. Meyer, Marius Von Knoch, Samuel L. Schmid, Tobias Götschi and Florian Grubhofer

Comparison of extended anterolateral approach in treatment of simple/complex tibial plateau fracture with posterolateral tibial plateau fracture

Our hospital has recently used the extended anterolateral approach in posterolateral tibial plateau fracture. We compared the clinical effects of this method in Schatzker type II or type V/VI fractures with po...

Authors: Liangjun Jiang, Qiang Zheng and Zhijun Pan

Clinical characteristics of pyogenic spondylitis and psoas abscess at a tertiary care hospital: a retrospective cohort study

Psoas abscess and pyogenic spondylitis are intractable diseases that require long-term treatment, but the clinical characteristics and causative organisms have not been fully investigated. Herein, we describe ...

Authors: Tsukasa Nakamura, Takeshi Morimoto, Kosuke Katsube, Yuji Yamamori, Junji Mashino and Kiyoshi Kikuchi

Enhanced tendon–bone healing with acidic fibroblast growth factor delivered in collagen in a rabbit anterior cruciate ligament reconstruction model

The objective of the present study was to investigate the effectiveness of acidic fibroblast growth factor delivered in collagen (aFGF/collagen) for promoting tendon–bone interface healing after anterior cruci...

Authors: Daifeng Lu, Chuandong Yang, Zhitao Zhang and Mochao Xiao

Mechanical simulation study of postoperative displacement of trochanteric fractures using the finite element method

Femoral trochanteric fractures are common among older adults. In the reduction of trochanteric fractures, acquiring the support of the anterior cortex at the fracture site on lateral view immediately after sur...

Authors: Atsuo Furui, Nobuki Terada and Kazuaki Mito

Low inter-observer agreement among experienced shoulder surgeons assessing overstuffing of glenohumeral resurfacing hemiarthroplasty based on plain radiographs

In a clinical setting, a visual evaluation of post-implant radiographs is often used to assess the restoration of glenohumeral joint anatomy after resurfacing hemiarthroplasty and is a part of the decision-mak...

Authors: Nicolai Sandau, Stig Brorson, Bo S. Olsen, Anne Kathrine Sørensen, Steen L. Jensen, Kim Schantz, Janne Ovesen and Jeppe V. Rasmussen

Association between dementia and mortality in the elderly patients undergoing hip fracture surgery: a meta-analysis

This study was designed to verify the association between dementia and mortality in the elderly undergoing hip fracture surgery, and assessed the mortality of patients with dementia after hip fracture surgery.

Authors: Jianzhong Bai, Pei Zhang, Xinyu Liang, Zhipeng Wu, Jingcheng Wang and Yuan Liang

Clinical and structural outcomes after arthroscopic rotator cuff repair: a comparison between suture bridge techniques with or without medial knot tying

To compare arthroscopic suture bridge (SB) techniques with medial tying to those without tying, considering clinical and structural outcomes.

Authors: Hirokazu Honda, Masafumi Gotoh, Yasuhiro Mitsui, Hidehiro Nakamura, Ryo Tanesue, Hisao Shimokobe and Naoto Shiba

Is unilateral pedicle screw fixation superior than bilateral pedicle screw fixation for lumbar degenerative diseases: a meta-analysis

To investigate whether unilateral pedicle screw fixation is superior than bilateral pedicle screw fixation for lumbar degenerative diseases.

Authors: Pei Lu, Ting Pan, Teng Dai, Gang Chen and Ke-qin Shi

Clinical outcomes of femoral shaft non-union: dual plating versus exchange nailing with augmentation plating

By comparing clinical outcomes between dual plating (DP) and exchange nailing with augmentation plating (EN/AP), we aimed to provide better treatment strategies for femoral shaft non-union.

Authors: Wei Zhang, Zhuo Zhang, Jiantao Li, Licheng Zhang, Hua Chen and Peifu Tang

Pigmented villonodular synovitis does not influence the outcome following cementless total hip arthroplasty using ceramic-on-ceramic articulation: a case-control study with middle-term follow-up

Pigmented villonodular synovitis (PVNS) is a relatively rare, locally aggressive, and potentially recurrent synovial disease of large joints. The purpose of this study was to investigate (1) the disease recurr...

Authors: Chi Xu, Heng Guo, Kerri L. Bell, Feng-Chih Kuo and Ji-Ying Chen

Incidence and predictors of surgical site infection after ORIF in calcaneus fractures, a retrospective cohort study

Occurrence of calcaneus fractures is on the up trend. Owing to its unique anatomical morphology and limited soft-tissue envelope, management of calcaneus fractures is a challenge to the orthopaedic surgeon, an...

Authors: Hui Wang, Honglei Pei, Meiyun Chen and He Wang

Preliminary experience in treating thoracic spinal tuberculosis via a posterior modified transfacet debridement, instrumentation, and interbody fusion

Posterior transfacet approach has been proved to be a safe and effective access to treat thoracic disc herniation. However, the therapeutic effect and safety of modified transfacet approach for treating thorac...

Authors: Yun-Peng Huang, Jian-Hua Lin, Xiao-Ping Chen, Gui Wu and Xuan-Wei Chen

Risk assessment and management of preoperative venous thromboembolism following femoral neck fracture

Limited studies are available to investigate the prevalence of preoperative venous thromboembolism (VTE) in elderly patients with femoral neck fractures. Our primary aim was to determine the incidences of VTE ...

Authors: Ze-Nan Xia, Ke Xiao, Wei Zhu, Bin Feng, Bao-Zhong Zhang, Jin Lin, Wen-Wei Qian, Jin Jin, Na Gao, Gui-Xing Qiu and Xi-Sheng Weng

A comparative study to evaluate the feasibility of preoperative percutaneous catheter drainage for the treatment of lumbar spinal tuberculosis with psoas abscess

Spinal tuberculosis is a frequent cause of psoas abscess (PA), and PA largely negates the efficacy of antituberculosis therapy. This study aimed to investigate the clinical outcome of preoperative percutaneous...

Authors: Zhen Lai, Shiyuan Shi, Jun Fei, Guihe Han and Shengping Hu

Optimal position of lipped acetabular liners to improve stability in total hip arthroplasty—an intraoperative in vivo study

Lipped or elevated acetabular liners are frequently used in total hip arthroplasty to improve stability. However, the optimal position of the lip is not known. The purpose of this study was to determine the op...

Authors: Raphael Hau, Joshua Hammeschlag, Christopher Law and Kemble K. Wang

A new method of measuring the thumb pronation and palmar abduction angles during opposition movement using a three-axis gyroscope

Thumb opposition is vital for hand function and involves pronation and palmar abduction. The improvement of pronation is often used as one of the evaluation items of the opponensplasty method for severe carpal...

Authors: Tomoyuki Kuroiwa, Koji Fujita, Akimoto Nimura, Takashi Miyamoto, Toru Sasaki and Atsushi Okawa

Effective period of conservative treatment in patients with acute calcific periarthritis of the hand

Acute calcific periarthritis of the hand is a relatively uncommon painful condition involving juxta-articular deposits of amorphous calcium hydroxyapatite. Although conservative treatments have been generally ...

Authors: Jihyeung Kim, Kee Jeong Bae, Do Weon Lee, Yo-Han Lee, Hyun Sik Gong and Goo Hyun Baek

Application of the Chinese Aircraft-shaped Sleeve system in the treatment of tibial shaft fractures using a suprapatellar approach for tibial intramedullary nailing: a randomised controlled trial

The use of the suprapatellar approach for intramedullary nailing has recently become popular for the treatment of tibial fractures. This study aimed to investigate the effectiveness of using the Chinese Aircra...

Authors: Ke Lu, Ting-ting Zhou, Yi-jun Gao, Hong-zhen Wang, Zhi-qiang Wu, Yuan Wang, Dong-gui Zheng and Qi-rong Dong