Articles

Cadaveric evaluation of the feasibility of glenohumeral joint denervation

To assess the feasibility of total shoulder denervation through two proposed incisions.

Authors: Amr M. Aly

Promising improvement of chronic lateral elbow tendinopathy by using adipose derived mesenchymal stromal cells: a pilot study

Study the effect of Adipose derived stromal cells (ASCs) injection as therapeutic procedure on the common extensor tendinopathy.

Authors: Miguel Khoury, Montassar Tabben, Alejandro U. Rolón, Lorena Levi, Karim Chamari and Pieter D’Hooghe

Middle trapezius transfer for treatment of irreparable supraspinatus tendon tears- anatomical feasibility study

The purpose of this study was to investigate the anatomical feasibility of a middle trapezius transfer below the acromion for treatment of irreparable supraspinatus tendon tears.

Authors: Philipp Moroder, Doruk Akgün, Lucca Lacheta, Kathi Thiele, Marvin Minkus, Nina Maziak, Thilo Khakzad, Christian Festbaum, Katja Rüttershoff, Sophia Ellermann, Torsten Weiss, Thomas Jöns and Victor Danzinger

Fixation of olecranon osteotomy only with 6′5 mm partially trheaded cancellous screw is a safe an effective method used in surgical management of distal humerus fractures

The objective of this study is to demonstrate the safety and efficacy of the osteosynthesis with a 6.5 mm screw and washer of a Chevron shape olecranon osteotomy performed for the surgical approach of supraint...

Authors: Pablo Cañete San Pastor, Javier Lopez Valenciano, Ivan Copete and Inma Prosper Ramos

A narrative review of the last decade’s literature on the diagnostic accuracy of septic arthritis of the native joint

While septic arthritis can be a straightforward diagnosis, there are many cases when the diagnosis is difficult to make. The aim of this study was to review the last decade’s literature on the diagnosis of sep...

Authors: Elizabeth H. G. Turner, Mc Daniel H. Lang and Andrea M. Spiker

A patient-specific 3D model of the knee to compare the femoral rollback before and after total knee arthroplasty (TKA)

Total knee arthroplasty (TKA) is nowadays performed as a standard procedure on a large number of patients suffering from arthrosis. Replacing the knee joint causes changes in the geometry and kinematics of the...

Authors: Alexandra Mercader, Timon Röttinger, Amir Bigdeli, Tim C. Lüth and Heinz Röttinger

Minimizing complications in bikini incision direct anterior approach total hip arthroplasty: A single surgeon series of 865 cases

The purpose of this study was to report all complications during the first consecutive 865 cases of bikini incision direct anterior approach (DAA) total hip arthroplasty (THA) performed by a single surgeon. Th...

Authors: Avinash Alva, Ikram Nizam and Sophia Gogos

Correction to: Prolotherapy agent P2G is associated with upregulation of fibroblast growth factor-2 genetic expression in vitro

An amendment to this paper has been published and can be accessed via the original article.

Authors: Elisha Johnston, Chandrakanth Emani, Andrew Kochan, Kidane Ghebrehawariat, John Tyburski, Michael Johnston and David Rabago

The long road to recovery: at six months since the first COVID-19 wave, elective orthopedic care has still not fully recovered in Belgium

The primary aim of our study was to investigate elective orthopaedic care during the first wave government-imposed COVID-19 lockdown and at four weeks and 21 weeks after resuming elective care. The secondary a...

Authors: Y. N. Tan, PJ. Vandekerckhove and P Verdonk

Intraoperative measurements of reverse total shoulder arthroplasty contact forces

Instability and fractures may result from tensioning errors during reverse total shoulder arthroplasty (RTSA). To help understand tension, we measured intraoperative glenohumeral contact forces (GHCF) during R...

Authors: Kevin W. Farmer, Masaru Higa, Scott A. Banks, Chih-Chiang Chang, Aimee M. Struk and Thomas W. Wright

Prolotherapy agent P2G is associated with upregulation of fibroblast growth factor-2 genetic expression in vitro

Osteoarthritis (OA) is a prevalent, progressively degenerative disease. Researchers have rigorously documented clinical improvement in participants receiving prolotherapy for OA. The mechanism of action is unk...

Authors: Elisha Johnston, Chandrakanth Emani, Andrew Kochan, Kidane Ghebrehawariat, John Tyburski, Michael Johnston and David Rabago

A longterm prospective follow-up study of resurfacing miniprosthesis suitable for patients above sixtyfive years with localized cartilage lesions or early osteoarthritis in the knee

The aim of the study was to investigate the long-term outcomes of the Focal Femoral Condyle Resurfacing Prosthesis for treatment of localized cartilage lesion in patients > 65 years.

Authors: Jens Ole Laursen, Martin Lind, Christian Backer Mogensen and Helene Skjøt-Arkil

An isolated Posterolateral corner injury with rotational instability and hypermobile lateral meniscus: a novel entity

Although complete tear of the knee posterolateral corner (PLC) commonly occurs in combination with other knee ligamentous injuries, the incidence of isolated PLC injury was reported only 28% and overlooked in ...

Authors: Kazumi Goto, Victoria Duthon and Jacques Menetrey

Robotic-assisted Unicompartmental knee Arthroplasty optimizes joint line restitution better than conventional surgery

To compare joint line restoration after unicompartmental knee arthroplasty (UKA) between conventional and robotic-assisted surgery. Previous studies have shown that joint line distalization can lead to higher ...

Authors: Roberto Negrín, Jaime Duboy, Nicolás O. Reyes, Maximiliano Barahona, Magaly Iñiguez, Carlos Infante, José Antonio Cordero, Vicente Sepulveda and Gonzalo Ferrer

Ultrasound-guided arthroscopic communication enlargement surgery may be an ideal treatment option for popliteal cysts – indications and technique

Several studies have shown an excellent success rate of communication enlargement surgery for popliteal cysts (Baker’s cysts). Ultrasound-guided surgery can improve the accuracy of this procedure and may lead ...

Authors: Kazumi Goto and Isaku Saku

Sufentanil sublingual tablet system versus oral oxycodone for management of postoperative pain in enhanced recovery after surgery pathway for total knee arthroplasty: a randomized controlled study

Effectiveness of sufentanil sublingual tablet system (SSTS) compared to oral oxycodone in the management of postoperative pain after total knee arthroplasty (TKA) within an enhanced recovery after surgery (ERA...

Authors: Emmanuel Noel, Luca Miglionico, Mickael Leclercq, Harold Jennart, Jean-François Fils and Nicolas Van Rompaey

The puzzling pathophysiology of frozen shoulders – a scoping review

The pathophysiology of frozen shoulders is a complex and multifactorial process. The purpose of this review is to scope the currently available knowledge of the pathophysiology of frozen shoulders.

Authors: T. Kraal, J. Lübbers, M. P. J. van den Bekerom, J. Alessie, Y. van Kooyk, D. Eygendaal and R. C. T. Koorevaar

Comparative matched-pair cohort analysis of the short-term clinical outcomes of mesenchymal stem cells versus hyaluronic acid treatments through intra-articular injections for knee osteoarthritis

Intra-articular injection of hyaluronic acid (HA) has shown promises in reducing pain and improving physical function in knee osteoarthritis (OA). Recently, cell-based therapies using mesenchymal stem cells (M...

Authors: Yong Sang Kim, Dong Suk Suh, Dae Hyun Tak, Pill Ku Chung, Yoo Beom Kwon, Tae Yong Kim and Yong Gon Koh

Sclerotherapy and prolotherapy for chronic patellar tendinopathies - a promising therapy with limited available evidence, a systematic review

Chronic Patellar tendinopathy (CPT) is a frequent overuse disorder in athletes and active people. Sclerotherapy (ST) and prolotherapy (PT) are, among a wide range of conservative treatment options, two promisi...

Authors: Oliver Morath, Manuel Beck, Jan Taeymans and Anja Hirschmüller

Reduction of pin tract infections during external fixation using cadexomer iodine

Knee joint distraction (KJD) is a joint-preserving treatment for younger osteoarthritis patients. KJD has shown positive results in regular care, but the external fixation frame often caused pin tract skin inf...

Authors: Mylène P. Jansen, Nienke van Egmond, Esmee C. Kester, Simon C. Mastbergen, Floris P. J. G. Lafeber and Roel J. H. Custers

Epidemiology of injuries in professional ice hockey: a prospective study over seven years

Ice hockey injuries epidemiology is still poorly understood and very few studies are focused on it, especially about professional players.

Authors: Gregory Ornon, Jean-Luc Ziltener, Daniel Fritschy and Jacques Menetrey

Biomechanical asymmetries persist after ACL reconstruction: results of a 2-year study

This study was aimed to examine longitudinal (6, 12, 18, 24 months) asymmetries in double-leg landing kinetics and kinematics of subjects with and without unilateral ACLR.

Authors: Fatemeh Sharafoddin-Shirazi, Amir Letafatkar, Jennifer Hogg and Vahid Saatchian

Retraction Note: Titanium particles damage osteocytes and inhibit osteoblast differentiation

An amendment to this paper has been published and can be accessed via the original article.

Authors: Li Chen, Ziyue Wang, Wei Xu and Qirong Dong

Adding a modified Lemaire procedure to ACLR in knees with severe rotational knee instability does not compromise isokinetic muscle recovery at the time of return-to-play

To determine whether isokinetic muscle recovery following ACLR using a hamstring tendon (HT) would be equivalent (non-inferior) in knees that had high-grade pivot-shift and adjuvant modified Lemaire procedure ...

Authors: Leopold Joseph, Guillaume Demey, Thomas Chamu, Axel Schmidt, Alexandre Germain, Floris van Rooij, Mo Saffarini and David Dejour

Limited evidence for return to sport testing after ACL reconstruction in children and adolescents under 16 years: a scoping review

Specific return to sport criteria for children and adolescents after anterior cruciate ligament injury and reconstruction are unknown. The aim of this scoping review is to provide an overview of current tests ...

Authors: Martijn Dietvorst, Maarten H. Brzoskowski, Marieke van der Steen, Eugenie Delvaux, Rob P. A. Janssen and Nicky Van Melick

Dynamic locking screws in proximal humeral plate osteosynthesis demonstrate superior fixation properties: a biomechanical study

Angular stable implants reduced the complication rate in the treatment of humeral head fractures. But the failure rate is still high. To further reduce the risk of cut-out, cement augmentation of screws was in...

Authors: Gunther Sandmann, Atesch Ateschrang, Thomas Freude, Ulrich Stöckle, Werner Schmölz, Christian Konrads and Stefan Döbele

Discoid lateral meniscus: importance, diagnosis, and treatment

Discoid lateral meniscus (DLM) is a common anatomic variant in the knee typically presented in young populations, with a greater incidence in the Asian population than in other populations. As DLM is a congeni...

Authors: Jun-Ho Kim, Jin Hwan Ahn, Joo-Hwan Kim and Joon Ho Wang

High-volume image-guided injection in the chronic recalcitrant non-insertional patellar tendinopathy: a retrospective case series

To evaluate if High-volume Image-guided Injection (HVIGI)-treatment for chronic Patellar tendinopathy (PT) improve function and reduce pain at 16-months follow-up.

Authors: Torsten Grønbech Nielsen, Lene Lindberg Miller, Bjarne Mygind-Klavsen and Martin Lind

Xenograft for anterior cruciate ligament reconstruction was associated with high graft processing infection

To evaluate clinical ad radiological outcomes of anterior cruciate ligament (ACL) reconstruction with an immunochemically modified porcine patellar tendon xenograft controlled against human Achilles tendon all...

Authors: Willem Van Der Merwe, Martin Lind, Peter Faunø, Kees Van Egmond, Stefano Zaffagnini, Maurilio Marcacci, Ramon Cugat, Rene Verdonk, Enrique Ibañez, Pedro Guillen and Giulio Maria Marcheggiani Muccioli

Cortical thickness of the tibial diaphysis reveals age- and sex-related characteristics between non-obese healthy young and elderly subjects depending on the tibial regions

This study aimed to evaluate the age- and sex-related characteristics in cortical thickness of the tibial diaphysis between non-obese healthy young and elderly subjects as reference data.

Authors: Keisuke Maeda, Tomoharu Mochizuki, Koichi Kobayashi, Osamu Tanifuji, Keiichiro Someya, Sho Hokari, Ryota Katsumi, Yusuke Morise, Hiroshi Koga, Makoto Sakamoto, Yoshio Koga and Hiroyuki Kawashima

Biomechanical comparison of vertical suture techniques for repairing radial meniscus tear

The aim of this study was to (1) develop suture techniques in repairing radial meniscal tear; (2) to compare the biomechanical properties of the proposed repair techniques with the conventional double horizont...

Authors: Guanqi Hang, Andy Khye Soon Yew, Siaw Meng Chou, Yoke Rung Wong, Shian Chao Tay and Denny Tijauw Tjoen Lie

Sporting participation following the operative management of chondral defects of the knee at mid-term follow up: a systematic review and meta-analysis

The purpose of this study was to perform a systematic review of the reparticipation in sport at mid-term follow up in athletes who underwent biologic treatment of chondral defects in the knee and compare the r...

Authors: P. G. Robinson, T. Williamson, I. R. Murray, K. Al-Hourani and T. O. White

Radioulnar joint reconstruction: a novel surgical technique and biomechanical assessment for chronic instability

This study aims to describe and biomechanically evaluate a novel technique using a strip of the flexor carpi ulnaris tendon for distal radioulnar joint reconstruction.

Authors: Gustavo Pacheco Martins Ferreira, Marcella Rodrigues Costa Simões, Haroldo Oliveira de Freitas Junior, Ubiratan Brum de Castro, Robinson Esteves Pires and Marco Antonio Percope de Andrade

Assessment of the reliability of a non-invasive elbow valgus laxity measurement device

The purpose of this study was to assess the reliability of a new objective measurement tool to measure the valgus stress laxity of the ulnar collateral ligament (UCL) of the elbow, the “Elbow Tester”. The ante...

Authors: Kenneth Seiber, Chris Bales, Elisabeth Wörner, Thay Lee and Marc R. Safran

Magnetic resonance imaging landmarks for preoperative localization of inferior medial genicular artery: a proof of concept analysis

Authors: Ennio Sinno, Armando Ugo Cavallo, Gianluca Cera, Michele Dell’Orfano, Daniele De Meo, Massimiliano Sperandio and Ciro Villani

Kinematics and center of axial rotation during walking after medial pivot type total knee arthroplasty

In recent years, the medial pivot (MP) type total knee arthroplasty (TKA) implant has been developed and marketed for achieving more natural kinematics with MP. However, little is known about the pivot pattern...

Authors: Kota Miura, Yasumitsu Ohkoshi, Takumi Ino, Kengo Ukishiro, Kensaku Kawakami, Sho’ji Suzuki, Ko Suzuki and Tatsunori Maeda

Ramp lesions: a systematic review of MRI diagnostic accuracy and treatment efficacy

We conducted a systematic review of the published literature to assess the accuracy of Magnetic Resonance Imaging (MRI) in establishing the presence of ramp lesions (RLs) in Anterior Cruciate Ligament (ACL) de...

Authors: José Moreira, Margarida Almeida, Nuno Lunet and Manuel Gutierres

Computer and robotic – assisted total knee arthroplasty: a review of outcomes

Total knee arthroplasty (TKA) is a successful treatment for tricompartmental knee arthritis. Computer navigation and robotic-assisted-surgery (RAS) have emerged as tools that aim to help plan and execute surge...

Authors: Jobe Shatrov and David Parker

Sagittal knee kinematics in relation with the posterior tibia slope during jump landing after an anterior cruciate ligament reconstruction

An increased posterior tibia plateau angle is associated with increased risk for anterior cruciate ligament injury and re-rupture after reconstruction. The aims of this study were to determine whether the tibi...

Authors: Michèle N. J. Keizer, Juha M. Hijmans, Alli Gokeler, Egbert Otten and Reinoud W. Brouwer

Bone ingrowth into open architecture PEEK interference screw after ACL reconstruction

Open or fenestrated interference screw design that allow bone ingrowth is a concept for improved bone healing to softtissue graft and bone filling in bone tunnels after anterior cruciate ligament reconstructio...

Authors: Martin Lind, Torsten Nielsen, Ole Gade Sørensen, Bjarne Mygind-Klavsen, Peter Faunø and Stacy Leake-Gardner

A novel press-fit minimally-invasive symphysiodesis technique

Instability of the pubic symphysis often results in a poor outcome and reduced mobility of the patient. In some cases, an arthrodesis of the pubic symphysis is required. Until today, there is no data published...

Authors: Sascha J. Hopp, Antonius Pizanis, Jeremy Briem, Jill Hahner, Laura Mettelsiefen, Steven C. Herath, Tina Histing, Tim Pohlemann and Tobias Fritz

Does the choice of syndesmotic screw versus suture button in ankle surgery has a silver lining? – a technical note

Unstable ankle fractures with associated syndesmotic injury are of considerable morbidity in the professional athlete population. The use of dynamic suture button versus static syndesmotic screws fixation, reh...

Authors: Pieter D’Hooghe and Motasem Salameh

Managing intra-articular deformity in high Tibial osteotomy: a narrative review

The joint line convergence angle (JLCA) has a normal range between 0° to 2°, which increases in magnitude depending on the severity and stage of osteoarthritis in the knee.

Authors: Grégoire Micicoi, Raghbir Khakha, Kristian Kley, Adrian Wilson, Simone Cerciello and Matthieu Ollivier

Platelet-rich plasma (PRP) as therapy for cartilage, tendon and muscle damage – German working group position statement

Platelet rich plasma (PRP) is widely used in orthopaedics, but is still heavily debated. Therefore, a survey among the German “Working Group for Clinical Tissue Regeneration” of the German Society of Orthopaed...

Authors: T. Tischer, G. Bode, M. Buhs, B. Marquass, S. Nehrer, S. Vogt, W. Zinser, P. Angele, G. Spahn, G. H. Welsch, P. Niemeyer and H. Madry

Successful treatment of a habitual patellar dislocation after a total knee arthroplasty with a closing-wedge distal femoral varus osteotomy and medial patello-femoral ligament reconstruction

A 68-year-old female suffering from habitual patellar dislocations following a mal-positioned total knee arthroplasty (TKA) was successfully treated with a biplanar closed wedge distal femoral osteotomy (CWDFO...

Authors: Hidetomo Saito, Kimio Saito, Yoichi Shimada, Toshiaki Yamamura, Takahiro Sato, Koji Nozaka, Hiroaki Kijima, Masashi Fujii, Tetsuya Kawano and Naohisa Miyakoshi

Neutral boundary alignment in total knee arthroplasty: a novel concept

The goal of total knee arthroplasty (TKA) surgery is to provide a stable and functional knee joint using current implant designs. Several alignment philosophies and surgical techniques have been introduced to ...

Authors: Lorenzo Deveza, Khatereh Hajizadeh, Benjamin Song and Ilwhan Park

It is not ‘business as usual’ for orthopaedic surgeons in May 2020– the Austrian-German-Swiss experience

To document the status-quo of orthopaedic health-care services as the COVID-19 pandemic recedes, and to determine the rate of resumption of orthopaedic surgery in the German-speaking countries in May 2020.

Authors: M. C. Liebensteiner, I. Khosravi, M. T. Hirschmann, P. R. Heuberer, M. Saffarini and M. Thaler

The economic cost and patient-reported outcomes of chronic Achilles tendon ruptures

While most Achilles tendon ruptures are dramatic and diagnosed quickly, some are missed, with a risk of becoming chronic. A chronic Achilles tendon rupture is defined as a rupture that has been left untreated ...

Authors: Niklas Nilsson, Katarina Nilsson Helander, Eric Hamrin Senorski, Anna Holm, Jón Karlsson, Mikael Svensson and Olof Westin

The diagnostic potential of low-field MRI in problematic total knee arthroplasties - a feasibility study

Low-field MRI, allowing imaging in supine and weight-bearing position, may be utilized as a non-invasive and affordable tool to differentiate between causes of dissatisfaction after TKA (‘problematic TKA’). Ho...

Authors: Femke F. Schröder, Corine E. Post, Sjoerd M. van Raak, Frank F. J. Simonis, Frank-Christiaan B. M. Wagenaar, Rianne M. H. A. Huis in’t Veld and Nico Verdonschot

Defining Core competencies of the European Society for Sports Traumatology, knee surgery and arthroscopy

The European Society for Sports Traumatology, Knee Surgery and Arthroscopy (ESSKA) identified the need to develop a competency-based core curriculum for ESSKA specialists, against which all their educational a...

Authors: Michael Taylor Ross and Martin Lind