Articles

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

The preoperative predictors for subsequent degeneration in L5-S1 disc after long fusion arthrodesis terminating at L5 in patients with adult scoliosis: focus on spinopelvic parameters

The subsequent L5-S1 disc degeneration associated with long fusion arthrodesis terminating at L5 in patients with adult scoliosis has been a common concern. However, few studies paid attention to its preoperat...

Authors: Changzhi Yan, Xianda Gao, Yadong Sun, Zhen Dong and Yong Shen

Bioinformatics analysis of differentially expressed genes in rotator cuff tear patients using microarray data

Rotator cuff tear (RCT) is a common shoulder disorder in the elderly. Muscle atrophy, denervation and fatty infiltration exert secondary injuries on torn rotator cuff muscles. It has been reported that satelli...

Authors: Yi-Ming Ren, Yuan-Hui Duan, Yun-Bo Sun, Tao Yang and Meng-Qiang Tian

Efficacy and safety of 3D print-assisted surgery for the treatment of pilon fractures: a meta-analysis of randomized controlled trials

To compare the effects of 3D print-assisted surgery and conventional surgery in the treatment of pilon fractures.

Authors: Jianzhong Bai, Yongxiang Wang, Pei Zhang, Meiying Liu, Peian Wang, Jingcheng Wang and Yuan Liang

Magnetic resonance imaging of the Lisfranc ligament

The Lisfranc joint has complex structures, and articular surfaces overlap on conventional X-ray radiographs. Hence, there is no available auxiliary examination for diagnosing related injuries. At present, few ...

Authors: A. Ablimit, Hui-Yong Ding and Li-Guo Liu

Upper tibial MRI vascular marks lost in early knee osteoarthritis

We describe upper tibial radiating vascular marks on MRI scans. They are lost in early osteoarthritis (OA).

Authors: Michael Beverly, Gil Stamm, Thomas W. Hamilton, David W Murray and Hemant G Pandit

Outcomes and factors of elbow arthroscopy upon returning to sports for throwing athletes with osteoarthritis

Elbow arthroscopy had good functional outcome for throwing athletes. Returning to sports is a major concern for all athletes, but only a few reports have investigated the clinical factors related to the durati...

Authors: Shun-Wun Jhan, Wen-Yi Chou, Kuan-Ting Wu, Ching-Jen Wang, Ya-Ju Yang and Jih-Yang Ko

Rationale and pre-clinical evidences for the use of autologous cartilage micrografts in cartilage repair

The management of cartilage lesions is an open issue in clinical practice, and regenerative medicine represents a promising approach, including the use of autologous micrografts whose efficacy was already test...

Authors: Marco Viganò, Irene Tessaro, Letizia Trovato, Alessandra Colombini, Marco Scala, Alberto Magi, Andrea Toto, Giuseppe Peretti and Laura de Girolamo

Cross-cultural adaptation and validation of the Simplified Chinese version of Copenhagen Hip and Groin Outcome Score (HAGOS) for total hip arthroplasty

To translate and cross-culturally adapt the Copenhagen Hip and Groin Outcome Score (HAGOS) into a Simplified Chinese version (HAGOS-C) and evaluate the reliability, validity, and responsiveness of the HAGOS-C ...

Authors: Shiqi Cao, Jia Cao, Sirui Li, Wei Wang, Qirong Qian and Yu Ding

Risk factors predicting prognosis and outcome of elderly patients with isolated traumatic brain injury

Traumatic brain injury (TBI), particularly in the elderly patient population, is known to be the single largest cause of death and disability worldwide. The purpose of this retrospective study was to evaluate ...

Authors: Roman C. Ostermann, Julian Joestl, Thomas M. Tiefenboeck, Nikolaus Lang, Patrick Platzer and Marcus Hofbauer

Tibial plateau fractures in elderly people: an institutional retrospective study

Tibial plateau fractures are the most common intra-articular fractures, which require careful evaluation and preoperative planning. The treatment of tibial plateau fractures in elderly patients is challenging,...

Authors: Qi-fang He, Hui Sun, Lin-yuan Shu, Yu Zhan, Chun-yan He, Yi Zhu, Bin-bin Zhang and Cong-feng Luo

Accurate determination of post-operative 3D component positioning in total knee arthroplasty: the AURORA protocol

Successful component alignment is a major metric of success in total knee arthroplasty. Component translational placement, however, is less well reported despite being shown to affect patient outcomes. CT scan...

Authors: Edgar A Wakelin, Linda Tran, Joshua G Twiggs, Willy Theodore, Justin P Roe, Michael I Solomon, Brett A Fritsch and Brad P Miles

Reliability and validity of the Spinal Appearance Questionnaire (SAQ) and the Trunk Appearance Perception Scale (TAPS)

The Spinal Appearance Questionnaire (SAQ) and the Trunk Appearance Perception Scale (TAPS) are questionnaires that mostly rely on drawings to assess scoliosis patients’ subjective viewpoints on their trunk def...

Authors: Meinald T. Thielsch, Mark Wetterkamp, Patrick Boertz, Georg Gosheger and Tobias L. Schulte

Radiographic and clinical outcomes of C1-C2 intra-articular screw fixation in patients with atlantoaxial subluxation

The Magerl and Goel-Harms techniques have been reported to produce excellent treatment outcomes in cases of atlantoaxial subluxation, but they also carry a risk of vertebral artery injuries. In order to comple...

Authors: Hiroshi Uei, Yasuaki Tokuhashi and Masafumi Maseda

Finite element analysis of different configurations of fully threaded cannulated screw in the treatment of unstable femoral neck fractures

In the present study, we evaluated the mechanical outcome of different configurations formed by fully threaded screws and partially threaded screws in the treatment of unstable femoral neck fracture.

Authors: Jiantao Li, Menglin Wang, Lianting Li, Hao Zhang, Ming Hao, Chen Li, Lin Han, Jianfeng Zhou and Kun Wang

Comparison of collum femoris-preserving stems and ribbed stems in primary total hip arthroplasty

This retrospective study investigated the relative benefits of using a collum femoris-preserving prosthesis or ribbed stem during total hip arthroplasty (THA).

Authors: Mingqing Li, Can Xu, Jie Xie, Yihe Hu and Hua Liu

Treatment of the benign lytic lesions of the proximal femur with synthetic bone graft

Benign bone tumors and tumor-like conditions are commonly located in the proximal femur. The main indications for surgical treatment are lesions with impending or actual pathological fractures, or with aggress...

Authors: Karem M. Zekry, Norio Yamamoto, Katsuhiro Hayashi, Akihiko Takeuchi, Ali Zein A. A. Alkhooly, Ahmed Saleh Abd-Elfattah, Ezzat H. Fouly, Adel Refaat Ahmed and Hiroyuki Tsuchiya

Incidence and risk factors of neurological complications during posterior vertebral column resection to correct severe post-tubercular kyphosis with late-onset neurological deficits: case series and review of the literature

Severe post-tubercular kyphosis with late-onset neurological deficits is difficult to treat, with high risk of neurological complications. This study retrospectively evaluates the efficacy and safety of poster...

Authors: Wenbin Hua, Xinghuo Wu, Yukun Zhang, Yong Gao, Shuai Li, Kun Wang, Xianzhe Liu, Shuhua Yang and Cao Yang

Clinical application of the pedicle in vitro restorer in percutaneous kyphoplasty

Percutaneous kyphoplasty (PKP) is widely applied for the treatment of osteoporotic vertebral compression fractures (OVCFs) and has achieved satisfactory clinical results. With the accumulation of clinical case...

Authors: Yimin Qi, Yiwen Zeng, Dalin Wang, Jisheng Sui and Qiang Wang

Combination therapy with low-dose teriparatide and zoledronate contributes to fracture healing on rat femoral fracture model

Delay in fracture healing or non-union can be devastating complication. Recent studies have reported that teriparatide (TP) demonstrated effectively on callus formation and mechanical strength and zoledronate ...

Authors: Yuta Tsubouchi, Shinichi Ikeda, Masashi Kataoka and Hiroshi Tsumura

Evaluation of bone marrow-derived mesenchymal stem cell quality from patients with congenital pseudoarthrosis of the tibia

The treatment of congenital pseudoarthrosis of the tibia (CPT) remains challenging in pediatric orthopedics due to the difficulties in bone union, continuous angulation, joint stiffness, and severe limb length...

Authors: Ismail Hadisoebroto Dilogo, Fajar Mujadid, Retno Wahyu Nurhayati and Aryadi Kurniawan

A technique combining “U” shape suture and shared tunneling to treat the posterior cruciate ligament rupture and posterior root tears of the medial meniscus

The standard treatment of the posterior cruciate ligament (PCL) rupture accompanied with the posterior root of medial meniscus (PRMM) tears is controversial. Our research describes a minimally invasive techniq...

Authors: Xing-He Xue, Jian Lin, Wei-Hui Qi and Xiao-Yun Pan

Balloon kyphoplasty versus percutaneous vertebroplasty for osteoporotic vertebral compression fracture: a meta-analysis and systematic review

This meta-analysis was aimed to explore the overall safety and efficacy of balloon kyphoplasty versus percutaneous vertebroplasty for osteoporotic vertebral compression fracture (OVCF) based on qualified studies.

Authors: Bo Wang, Chang-Ping Zhao, Lian-Xin Song and Lian Zhu

Initial stability and stress distribution of ankle arthroscopic arthrodesis with three kinds of 2-screw configuration fixation: a finite element analysis

Arthroscopic ankle arthrodesis (AAA) is recognized as the standard treatment for the end-stage ankle arthritis. Two-screw configuration fixation is a typical technique for AAA; however, no consensus has been r...

Authors: Min Zhu, Cheng-song Yuan, Zhong-min Jin, Yun-jiao Wang, You-xing Shi, Zhi-jin Yang and Kanglai Tang

Correlation of serum cartilage oligomeric matrix protein with knee osteoarthritis diagnosis: a meta-analysis

The measurement of cartilage oligomeric matrix protein (COMP) has become a novel way for the diagnosis of knee osteoarthritis (OA). However, no conclusive correlation has been drawn between COMP and knee OA. T...

Authors: Xiaoyang Bi

Using anatomical landmarks to calculate the normal joint line position in Chinese people: an observational study

Restoring the normal joint line (JL) is an important goal to achieve in total knee arthroplasty (TKA). We intended to study the veracity of several landmarks used to level the normal JL in Chinese people.

Authors: Aoyuan Fan, Tianyang Xu, Xifan Li, Lei Li, Lin Fan, Dong Yang and Guodong Li

Bilateral dual iliac screws in spinal deformity correction surgery

Surgery for adult spinal deformity requires optimal patient-specific spino-pelvic-lower extremity alignment. Distal fixation in thoracolumbar spinal deformity surgery is crucial when arthrodesis to the sacrum ...

Authors: Shigeto Ebata, Tetsuro Ohba, Hiroki Oba and Hirotaka Haro

The potent anti-inflammatory effect of Guilu Erxian Glue extracts remedy joint pain and ameliorate the progression of osteoarthritis in mice

Osteoarthritis (OA) is a slow progressing, degenerative disorder of the synovial joints. Guilu Erxian Glue (GEG) is a multi-component Chinese herbal remedy with long-lasting favorable effects on several condit...

Authors: Yen-Jung Chou, Jiunn-Jye Chuu, Yi-Jen Peng, Yu-Hsuan Cheng, Chin-Hsien Chang, Chieh-Min Chang and Hsia-Wei Liu

Arthroscopic removal of loose bodies using the accessory portals in the difficult locations of the knee: a case series and technical note

It is often technically demanding to find and remove loose bodies in several difficult locations like the popliteus hiatus and posterior compartment arthroscopically. We aim to present the technical aspects of...

Authors: Biao Chen, Liaobin Chen, Haitao Chen, Xu Yang, Kai Tie and Hua Wang

Effect of low-intensity long-duration ultrasound on the symptomatic relief of knee osteoarthritis: a randomized, placebo-controlled double-blind study

Wearable long-duration low-intensity ultrasound is an emerging non-invasive and non-narcotic therapy for the daily treatment of musculoskeletal pain. The aim of this randomized, double-blind, placebo-controlle...

Authors: David O Draper, Dominic Klyve, Ralph Ortiz and Thomas M Best

Reverse shoulder arthroplasty vs BIO-RSA: clinical and radiographic outcomes at short term follow-up

Bony increased-offset reverse shoulder arthroplasty (BIO-RSA) may address issues such as inferior scapular notching, prosthetic instability and limited postoperative shoulder rotation; all of which have been r...

Authors: Nathan Kirzner, Eldho Paul and Ash Moaveni

Ultrasonography, an operator-dependent modality versus dual-energy computed tomography (DECT) in the detection of chondrocalcinosis: with regard to Tanikawa et al.’s study

Authors: Angel Checa

Pressure distributions inside intervertebral discs under unilateral pedicle screw fixation in a porcine spine model

Little data are available regarding the effects of pedicle screws on the intervertebral disc stress for different spinal segments. The aim of this study was to analyze the intervertebral disc stress in respons...

Authors: Zhao Meng, Chen Wang, Li-Jun Tian, Xue-Jun Zhang, Dong Guo and Yan Zou

Preoperative dual-energy X-ray absorptiometry and FRAX in patients with lumbar spinal stenosis

Osteoporosis implies an increased risk of complications after orthopedic surgery. For the mostly elderly group of patients undergoing lumbar spinal stenosis surgery (LSS), it is important to include skeletal h...

Authors: Camilla Bergh, Ann-Charlott Söderpalm and Helena Brisby

Exploratory analysis of predictors of revision surgery for proximal junctional kyphosis or additional postoperative vertebral fracture following adult spinal deformity surgery in elderly patients: a retrospective cohort study

Proximal junctional kyphosis (PJK) following adult spinal deformity (ASD) surgery in elderly patients is markedly influenced by osteoporosis causing additional vertebral fracture and loosening of pedicle screw...

Authors: Hiroshi Uei, Yasuaki Tokuhashi, Masafumi Maseda, Masahiro Nakahashi, Hirokatsu Sawada, Koji Matsumoto and Hiroyuki Miyakata

Effect of pedicle screw augmentation with a self-curing elastomeric material under cranio-caudal cyclic loading—a cadaveric biomechanical study

Pedicle screws can be augmented with polymethylmethacrylate (PMMA) cement through cannulated and fenestrated pedicle screws to improve screw anchorage. To overcome the drawbacks of PMMA, a modified augmentatio...

Authors: Werner Schmoelz, Alexander Keiler, Marko Konschake, Richard A Lindtner and Alessandro Gasbarrini

Efficacy of intravenous acetaminophen in multimodal management for pain relief following total knee arthroplasty: a meta-analysis

The efficacy of intravenous acetaminophen in multimodal pain management in patients undergoing total knee arthroplasty (TKA) is controversial. The purpose of this meta-analysis was to compare the efficacy of i...

Authors: Song-bo Shi, Xing-bo Wang, Jian-min Song, Shi-fang Guo, Zhi-xin Chen and Yin Wang

Chemokine analysis as a novel diagnostic modality in the early prediction of the outcome of non-union therapy: a matched pair analysis

Despite the regenerative capability of skeletal tissue fracture, non-union is common. Treatment of non-unions remains challenging, and early determination of the outcome is impossible. Chemokines play an impor...

Authors: Patrick Haubruck, Anja Solte, Raban Heller, Volker Daniel, Michael Tanner, Arash Moghaddam, Gerhard Schmidmaier and Christian Fischer

High failure rate of proximal femoral locking plates in fixation of trochanteric fractures

The aim of this study was to report our previous results of treatments for trochanteric fractures with proximal femoral locking plates (PFLP) and to analyze the underlying mechanisms and possible risk factors ...

Authors: Shuangjian He, Bin Yan, Jian Zhu, Xiaoyi Huang and Jianning Zhao

Tibiofemoral joint contact area and stress after single-bundle anterior cruciate ligament reconstruction with transtibial versus anteromedial portal drilling techniques

During single-bundle ACLR, femoral tunnel location plays an important role in restoring the intact knee mechanisms, whereas malplacement of the tunnel was cited as the most common cause of knee instability. Th...

Authors: Chunhui Liu, Yingpeng Wang, Zhongli Li, Ji Li, Hao Zhang, Yangmu Fu and Kuan Zhang

Psychological symptoms and the MCID of the DASH score in shoulder surgery

Psychological symptoms are frequently present in patients scheduled for shoulder surgery. The perception of functional disability, activity level and pain in the shoulder is negatively influenced by psychologi...

Authors: Rinco C T Koorevaar, Ydo V Kleinlugtenbelt, Ellie B M Landman, Esther van ‘t Riet and Sjoerd K Bulstra

Impact of graft and tunnel orientation on patient-reported outcome in anterior cruciate ligament reconstruction using bone-patellar tendon-bone autografts

The optimal positioning of anterior cruciate ligament graft is still controversially discussed. We therefore wanted to determine the tunnel-to-joint (TJA), tunnel-to-shaft (TSA), and graft-tunnel divergence an...

Authors: Christoph J. Laux, Erika J. Ulbrich, Gustav Andreisek, Magda Marcon, Michael A. Fischer, Tarun Mehra and Bernhard D. Ciritsis

Adjacent segment degeneration or disease after cervical total disc replacement: a meta-analysis of randomized controlled trials

Anterior cervical discectomy and fusion (ACDF) has been widely used in cervical spondylosis, but adjacent segment degeneration/disease (ASD) was inevitable. Cervical total disc replacement (TDR) could reduce t...

Authors: Shuai Xu, Yan Liang, Zhenqi Zhu, Yalong Qian and Haiying Liu

Extensile lateral versus sinus tarsi approach for displaced, intra-articular calcaneal fractures: a meta-analysis

Operative management of displaced, intra-articular calcaneal fractures is associated with improved functional outcomes but associated with frequent complications due to poor soft tissue healing. The use of a m...

Authors: Cyrus Rashid Mehta, Vincent V. G. An, Kevin Phan, Brahman Sivakumar, Andrew J. Kanawati and Mayuran Suthersan

Comparative effectiveness and safety of tranexamic acid plus diluted epinephrine to control blood loss during total hip arthroplasty: a meta-analysis

The standard protocol to achieve haemostasis during total hip arthroplasty (THA) is uncertain. Tranexamic acid plus diluted epinephrine (DEP) and tranexamic acid (TXA) alone are the two most common alternative...

Authors: Zhao Wang and Hao-jie Zhang

Is minimally invasive superior than open transforaminal lumbar interbody fusion for single-level degenerative lumbar diseases: a meta-analysis

In recent years, the minimally invasive transforaminal lumbar interbody fusion (MI-TLIF) is increasingly used to manage the lumbar degenerative disease. However, whether MI-TLIF was superior than open transfor...

Authors: Aimin Li, Xiang Li and Yang Zhong

Posterior hemivertebra resection with unilateral instrumented fusion in children less than 10 years old: preliminary results at minimum 5-year follow-up

The main treatment for congenital hemivertebra is posterior hemivertebrectomy with bilateral transpedicular fixation. To date, studies describing posterior unilateral fusion are few, especially in younger chil...

Authors: Xuhong Xue and Sheng Zhao

The factors of deterioration in long-term clinical course of lumbar spinal canal stenosis after successful conservative treatment

The treatment of lumbar spinal canal stenosis (LSS) depends on symptom severity. In the absence of severe symptoms such as severe motor disturbances or bowel and/or urinary dysfunction, conservative treatment ...

Authors: Masanori Tsubosaka, Shuichi Kaneyama, Tomonori Yano, Koichi Kasahara, Aritetsu Kanemura, Masato Takabatake, Hiroaki Hirata and Masatoshi Sumi