Explanipedia

Is surgery for multiple myeloma-related spinal involvement associated with higher blood loss compared to spinal metastases? Open

Jens P. te Velde, Hester Zijlstra, Robert‐Jan Pierik, Ganesh M. Shankar, Barend J. van Royen , et al. · 2025

Purpose Multiple myeloma (MM) is a hematologic malignancy often presenting with diffuse osteolysis of bone in the vertebral column. So far, little is known about the risk of perioperative blood loss in spinal surgery, as MM-related spinal …

CT vs. MRI-based synthetic CT: accuracy of thoracic and lumbar pedicle screw placement using 3D-printed guides Open

J.C. Cool, P. Lafranca, Joëll Magré, Johannes G. G. Dobbe, Moyo C. Kruyt , et al. · 2025

Purpose 3D-printed patient-specific guides enable accurate pedicle screw placement in the treatment of paediatric spinal deformities. MRI-based synthetic CT (sCT) eliminates the radiation exposure associated with the preoperative planning …

One-way self-expanding rods for early onset neuromuscular scoliosis: a two-year follow-up of an international cohort Open

Anne Mareille Post, Mathilde Gaumé, Barend J. van Royen, Esther Janssen, Kris Lundine , et al. · 2025

Introduction Fusionless surgical techniques are increasingly used to treat patients with early-onset and juvenile neuromuscular scoliosis (NMS) to correct and stabilize the scoliotic curves while preserving natural growth. This study aimed…

Safety and accuracy assessment of pedicle screw insertion using 3D-printed guides based on MRI-based, AI-generated synthetic CT: A cadaver study Open

J.C. Cool, P. Lafranca, Joëll Magré, Johannes G. G. Dobbe, C.K. Moyo , et al. · 2025

Radiological follow-up strategies in adolescent idiopathic scoliosis patients: A best evidence synthesis by systematic review Open

J.C. Cool, Anne Mareille Post, Barend J. van Royen, Mario Maas, Geert J. Streekstra , et al. · 2025

Introduction: Patients with adolescent idiopathic scoliosis (AIS) undergo frequent radiographic evaluations due to the progressive nature of the deformity. However, current intervals between radiographs are based on expert consensus, rathe…

Comparison of BoneMRI-based in-house vs commercial 3-D printed patient-specific pedicle guides: A cadaveric accuracy and safety study Open

P. Lafranca, J.C. Cool, Jocelyne Magré, Johannes G. G. Dobbe, Geert J. Streekstra , et al. · 2025

Adapting to Adulthood: A Review of Transition Strategies for Osteogenesis Imperfecta Open

Luca Celli, Mark R. Garrelfs, Ralph J. B. Sakkers, Mariet W. Elting, Mauro Celli , et al. · 2024

Osteogenesis Imperfecta (OI), known as “brittle bone disease,” presents a rare genetic disorder characterized by bone fragility, often accompanied by skeletal deformities and extraskeletal complications. OI is primarily associated with col…

Risk factors for neurophysiological events related to intraoperative halo-femoral traction in spinal deformity surgery Open

Hanneke Irene Berends, Agnita Stadhouder, Barend J. van Royen, H. L. Journée, Alida A. Gouw · 2024

Purpose This study identifies risk factors for neurophysiological events caused by intraoperative halo-femoral traction (IOHFT) in patients with adolescent idiopathic scoliosis (AIS), and neuromuscular scoliosis (NMS). Methods Neurophysiol…

One-way self-expanding rods for early onset neuromuscular scoliosis: 2-year follow-up on an international cohort Open

Marcin Post, Mathilde Gaumé, Barend J. van Royen, É. Janssen, Kristopher Lundine , et al. · 2024

Fusionless treatment of adolescent idiopathic scoliosis: Early results of a prospective cohort study Open

Martijn C. Post, E. Janssen, Barend J. van Royen · 2024

Minimally Invasive Posterior Spinal Nonfusion Surgery in Patients With Adolescent Idiopathic Scoliosis Using a Bipolar One-Way Self-Expanding Rod System: Protocol for a Single-Center Clinical Cohort Study Open

Anne Mareille Post, Hanneke Irene Berends, Barend J. van Royen · 2023

Background The current surgical treatment for patients diagnosed with progressive and severe adolescent idiopathic scoliosis (AIS) consists of the correction of the spinal curvature, followed by posterior spinal fusion (PSF). However, rese…

Fracture rate after conventional external beam radiation therapy to the spine in multiple myeloma patients Open

Jens P. te Velde, Hester Zijlstra, Amanda Lans, Chirayu G. Patel, Noopur Raje , et al. · 2023

This study demonstrated that new or progressed VCFs occurred in 30.7% of patients within 3 years, in a total of 11.2% of vertebrae. The SINS score was found to be independently associated with the development or progression of VCFs and cou…

Medical Care Use Among Patients with Monogenic Osteoporosis Due to Rare Variants in LRP5, PLS3, or WNT1 Open

Sara J. E. Verdonk, Silvia Storoni, Lidiia Zhytnik, Wenchao Zhong, Gerard Pals , et al. · 2023

Estimated cumulative radiation exposure in patients treated for adolescent idiopathic scoliosis Open

J.C. Cool, Geert J. Streekstra, Joost van Schuppen, Agnita Stadhouder, Josien C. van den Noort , et al. · 2023

Purpose Adolescent idiopoathic scoliosis (AIS) is a progressive spinal deformity, most often observed in female patients of pubescent age. The deformity’s severity, its progression through time, its treatment and subsequent follow-up are a…

Minimally Invasive Posterior Spinal Nonfusion Surgery in Patients With Adolescent Idiopathic Scoliosis Using a Bipolar One-Way Self-Expanding Rod System: Protocol for a Single-Center Clinical Cohort Study (Preprint) Open

Anne Mareille Post, Hanneke Irene Berends, Barend J. van Royen · 2023

BACKGROUND The current surgical treatment for patients diagnosed with progressive and severe adolescent idiopathic scoliosis (AIS) consists of the correction of the spinal curvature, followed by posterior spinal fusion (PSF). However, res…

Understanding the Lenke Classification for Adolescent Idiopathic Scoliosis (AIS) Open

Barend J. van Royen · 2023

Estimated cumulative radiation exposure in patients treated for adolescent idiopathic scoliosis Open

J.C. Cool, Geert J. Streekstra, Joost van Schuppen, Agnita Stadhouder, Josien C. van den Noort , et al. · 2023

Current models to understand the onset and progression of scoliotic deformities in adolescent idiopathic scoliosis: a systematic review Open

A. R. Meiring, Esther P. de Kater, Agnita Stadhouder, Barend J. van Royen, Paul Breedveld , et al. · 2022

Total knee arthroplasty improves gait adaptability in osteoarthritis patients; a pilot study Open

M.J. Booij, Barend J. van Royen, Peter A. Nolte, J.W.R. Twisk, Jaap Harlaar , et al. · 2022

Clinical significance of concomitant pectus deformity and adolescent idiopathic scoliosis: systematic review with best evidence synthesis Open

Laurian J. M. van Es, Barend J. van Royen, Matthijs W. Oomen · 2022

Limited knee extension during gait after total knee arthroplasty is related to a low Oxford Knee Score Open

M.J. Booij, Jaap Harlaar, Barend J. van Royen, Peter A. Nolte, Daniël Haverkamp , et al. · 2021

Patient-Reported Long-Term Outcomes After Free Vascularized Fibula Graft in Spinal Reconstruction: a 24-year Cohort Open

Stefanie C. M. van den Heuvel, Floyd W. Timmermans, T.H.S. Harmsen, Barend J. van Royen, Henri A. H. Winters · 2021

Accuracy assessment of pedicle screw insertion with patient specific 3D‑printed guides through superimpose CT-analysis in thoracolumbar spinal deformity surgery Open

J.C. Cool, Joost van Schuppen, Marjon A. de Boer, Barend J. van Royen · 2021

Purpose In order to avoid pedicle screw misplacement in posterior spinal deformity surgery, patient specific 3D‑printed guides can be used. An accuracy assessment of pedicle screw insertion can be obtained by superimposing CT-scan images f…

High Failure Rates of a Unilateral Posterior Peri-Apical Distraction Device (ApiFix) for Fusionless Treatment of Adolescent Idiopathic Scoliosis Open

Agnita Stadhouder, Roderick M. Holewijn, Tsjitske M. Haanstra, Barend J. van Royen, Moyo C. Kruyt , et al. · 2021

Background: Conventional surgical treatment for adolescent idiopathic scoliosis (AIS) consists of correction of the spinal deformity with rigid spinal instrumentation and fusion. Less-invasive and fusionless surgery could potentially impro…

Preoperative Planning and the Use of Free Available Software for Sagittal Plane Corrective Osteotomies of the Lumbar Spine in Ankylosing Spondylitis Open

Barend J. van Royen · 2020

Preoperative planning of the lumbar osteotomy in AS involves assessment of the combined effect of location of the osteotomy, amount of bone resection, SVA, CBVA, and pelvic parameters. Two free available computer programs, ASKyphoplan and …

The Impact of Minimally Invasive Treatment for Rotator Cuff Calcific Tendinitis on Self-Reported Work Ability and Sick Leave Open

Jan K. G. Louwerens, Paul Kuijer, Inger N. Sierevelt, Michel P. J. van den Bekerom, Barend J. van Royen , et al. · 2020

Quantifying the minimal and substantial clinical benefit of the Constant-Murley score and the Disabilities of the Arm, Shoulder and Hand score in patients with calcific tendinitis of the rotator cuff Open

Jan K. G. Louwerens, Michel P. J. van den Bekerom, Barend J. van Royen, Denise Eygendaal, Arthur van Noort , et al. · 2020

The biomechanical effect of single-level laminectomy and posterior instrumentation on spinal stability in degenerative lumbar scoliosis: a human cadaveric study Open

Christine M.E. Rustenburg, Sayf S. A. Faraj, Roderick M. Holewijn, Idsart Kingma, Barend J. van Royen , et al. · 2019

OBJECTIVE Degenerative lumbar scoliosis, or de novo degenerative lumbar scoliosis, can result in spinal canal stenosis, which is often accompanied by disabling symptoms. When surgically treated, a single-level laminectomy is performed and …

Functioning of patients with a primary total knee replacement explored in the light of asymptomatic peers Open

M.J. Booij, Jaap Harlaar, Barend J. van Royen, Josien C. van den Noort · 2019

Differences in violin fixation force and muscle activity among violinists with and without complaints of the neck shoulder region Open

Laura M. Kok, J. Schrijvers, Marta Fiocco, Barend J. van Royen, Jaap Harlaar · 2018

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