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Halldór Jónsson - Professor Emeritus

Halldór Jónsson

–

School of Health Sciences

Halldór Jónsson

Professor Emeritus

Professor and Chairman for the Institute of Orthopaedic Surgical Sciences

Location
Óákveðið / Annað
Email
hjjr [at] hi.is

Unit
Faculty of Medicine
Website
https://a5.123.is

Consultation hours
Pls write an e-mail!
ORCID site
https://orcid.org/0000-0001-8406-9328
Research portal – Halldór Jónsson

Published works

2026

Exploring Dynamic Alpha Band Connectivity in Parkinson’s DiseaseBrain Topography

2025

A computational 3D analysis for assessing bone remodeling following total hip arthroplastyBiomedizinische Technik
S-SMOTE
Assessing Brain Network Dynamics During Postural Control Task Using EEG MicrostatesBrain Topography
Exploring Center of Pressure Dynamics Across Age and Gender During Complex Postural Challenges

2024

Knee Cartilage Degradation in the Medial and Lateral Anatomical Compartments
How Muscle and Intramuscular Adipose Tissue Volume and Density Progress in Knee Osteoarthritis-Affected Subjects
Innovative Diagnostic Approaches for Predicting Knee Cartilage Degeneration in Osteoarthritis PatientsInformation Systems Frontiers
From break to breakdown: Mechanical failures in Icelandic fracture hip surgery (2013-2018)Annals of Surgical Case Reports & Images
Multimetric Evaluation of Knee Cartilage Degeneration
Beyond pixelComputer Methods and Programs in Biomedicine

2023

Novel strategies for cartilage assessment, interplay between bone and musclesEuropean Journal of Translational Myology
State of the art in 3D printing

2022

Toward New Assessment of Knee Cartilage DegenerationCartilage
The Role of Muscle and Tendon in Predicting Cartilage Degeneration and Tendinopathy
The role of bone mineral density and cartilage volume to predict knee cartilage degenerationEuropean Journal of Translational Myology
Assessment of Femoral Cartilage Morphological and Topological Features Using Machine Learning
Post-meeting report of the 2022 On-site Padua Days on Muscle and Mobility Medicine, March 30 - April 3, 2022, Padua, ItalyEuropean Journal of Translational Myology
Mineralization in a Critical Size Bone-Gap in Sheep Tibia Improved by a Chitosan-Calcium Phosphate-Based Composite as Compared to Predicate DeviceMaterials
CT-and MRI-Based 3D Reconstruction of Knee Joint to Assess Cartilage and BoneDiagnostics

2021

A CT-based method to compute femur remodelling after total hip arthroplastyComputer Methods in Biomechanics and Biomedical Engineering: Imaging and Visualization
Health technology assessment through Six Sigma Methodology to assess cemented and uncemented protheses in total hip arthroplasty.European Journal of Translational Myology
Health technology assessment through Six Sigma Methodology to assess cemented and uncemented protheses in total hip arthroplastyEuropean Journal of Translational Myology

2020

Improving Prosthetic Selection and Predicting BMD from Biometric Measurements in Patients Receiving Total Hip Arthroplasty.Diagnostics (Basel, Switzerland)
Three dimensional bone mineral density changes in the femur over 1 year in primary total hip arthroplasty patientsClinical Biomechanics
A Regression Approach to Assess Bone Mineral Density of Patients undergoing Total Hip Arthroplasty through Gait Analysis
Towards an app to estimate patient-specific perioperative femur fracture riskApplied Sciences (Switzerland)
Improving prosthetic selection and predicting BMD from biometric measurements in patients receiving total hip arthroplastyDiagnostics

2019

Bone remodeling effect of a chitosan and calcium phosphate-based composite.Regenerative Biomaterials
Bone remodeling effect of a chitosan and calcium phosphate-based compositeRegenerative Biomaterials
CT-Based Bone and Muscle Assessment in Normal and Pathological Conditions

2018

Towards a patient-specific estimation of intra-operative femoral fracture riskComputer Methods in Biomechanics and Biomedical Engineering
Epidemiology of spinal fractures and associated spinal cord injuries in IcelandSpinal cord series and cases
Patient-specific mobility assessment to monitor recovery after total hip arthroplastyProceedings of the Institution of Mechanical Engineers, Part H: Journal of Engineering in Medicine

2017

The Scandinavian Sarcoma Group Central RegisterActa Orthopaedica

2016

Activation of Complement Following Total Hip ReplacementScandinavian Journal of Immunology
Multimodal quantitative assessment for pre-operative prosthesis selection in total hip arthroplasty
Mænuskaoi af völdum slysa á Íslandi á árunum 1975-2014Laeknabladid
CT and MRI Assessment and Characterization Using Segmentation and 3D Modeling TechniquesEuropean Journal of Translational Myology
Mænuskaði af völdum slysa á Íslandi á árunum 1975-2014Læknablaðið

2015

Bone mineral density and fracture risk assessment to optimize prosthesis selection in total hip replacementComputational and Mathematical Methods in Medicine
Improving Planning and Post-Operative Assessment for Total Hip Arthroplasty.European Journal of Translational Myology

2014

Finite lement modeling of the distal radioulnar jointBiomedizinische Technik

2013

MONITORING BONE DENSITY FROM PATIENTS UNDERGOING TOTAL HIP ARTHROPLASTY USING COMPUTED TOMOGRAPHY AND 3D MODELING TECHNIQUESBiomedizinische Technik
Clinical examination, spondylolysis and adolescent athletesInternational Journal of Sports Medicine
Insight opinion to surgically treated metastatic bone diseaseSurgical Oncology
Assessment of total hip arthroplasty by means of computed tomography 3d models and fracture risk evaluationArtificial Organs

2012

Bone and muscle assessment for total hip arthroplastyEuropean Journal of Translational Myology
Epidemiology of traumatic spinal cord injuries in Iceland from 1975 to 2009Spinal Cord

2011

Altered activity of the serratus anterior during unilateral arm elevation in patients with cervical disordersJournal of Electromyography and Kinesiology
Altered alignment of the shoulder girdle and cervical spine in patients with insidious onset neck pain and whiplash-associated disorderJournal of Applied Biomechanics

2010

Altered scapular orientation during arm elevation in patients with insidious onset neck pain and whiplash-associated disorderJournal of Orthopaedic and Sports Physical Therapy

2008

Early discharge and home intervention reduces unit costs after total hip replacementInternational Journal of Health Care Finance and Economics

2007

Inflammatory cytokines in relation to adrenal response following total hip replacementScandinavian Journal of Immunology

2005

Short hospital stay augmented with education and home-based rehabilitation improves function and quality of life after hip replacementActa Orthopaedica
Þekjun bólusetningar barna við Monkey Bay, MalavíLaeknabladid

2004

Symptom characteristics in women with chronic WAD, grades I-II, and chronic insidious onset neck pain: A cross-sectional study with an 18-month follow-upDefault journal
Symptom characteristics in women with chronic WAD, grades I-II, and chronic insidious onset neck painJournal of Whiplash and Related Disorders
Distractive Flexion Injuries of the Subaxial Cervical Spine Treated with Anterior Plate AloneJournal of Spinal Disorders and Techniques

2002

The timed 'Up & Go' is dependent on chair typeClinical Rehabilitation
Is the sagittal configuration of the cervical spine changed in women with chronic whiplash syndrome? A comparative computer-assisted radiographic assessmentJournal of Manipulative and Physiological Therapeutics

2000

Heilsutengd lífsgæði sjúklinga fyrir og eftir meðferðLaeknabladid

1999

Incidence of total hip replacement for primary osteoarthrosis in Iceland 1982-1996Acta Orthopaedica Scandinavica

1995

Pathoanatomical and radiographic findings in spinal breast cancer metastasesJournal of Spinal Disorders

1994

Anatomical and morphometrie studies in posterior cervical spinal screw-plate systemsJournal of Spinal Disorders
Surgery of cervical spine metastasesEuropean Spine Journal
Findings and outcome in whiplash-type neck distortionsSpine
Surgical anatomy of the cervical spineTechniques in Orthopaedics
Effects of dietary intervention on serum lipids in factory workersScandinavian Journal of Primary Health Care

1993

Surgical treatment of vertebral metastases.Contemporary orthopaedics
Embolization of spinal metastases reduces peroperative blood lossActa Orthopaedica

1992

Mr imaging with histopathological correlation in vertebral metastases of breast cancerActa Radiologica
Lækkun áhættuþátta hjarta- og æðasjúkdóma meðal verksmiðjufólksLaeknabladid
Postoperative cervical spine specimens studied with the cryoplaning technique.Journal of Orthopaedic Trauma
Anatomic and biomechanical study of posterior cervical spine plate arthrodesisJournal of Spinal Disorders
Surgery for multiple myeloma of the spineActa Orthopaedica
Posterior reduction of a pathologic spinal fracture a case of indirect anterior Dural decompressionActa Orthopaedica

1991

Hidden cervical spine injuries in traffic accident victims with skull fracturesJournal of Spinal Disorders
Correction of posttraumatic kyphosis with a transpedicular reduction device and simultaneous anterior and posterior approachActa Orthopaedica Scandinavica, Supplement
LSF - An instrument for fixation of the lumbosacral junctionActa Orthopaedica Scandinavica, Supplement
Compression of the cervical spine cord after reduction of fracture dislocationsActa Orthopaedica
Locking screw-plate fixation of cervical spine fractures with and without ancillary posterior platingArchives of Orthopaedic and Trauma Surgery
Framsteg inom ryggkirurgin gör det möjligt hjälpa patienter med metastaser i kotpelaren.Läkartidningen

1990

Anterior stabilization of pathologic dens fracturesActa Orthopaedica
Transoral kirurgi i övre halsryggen. Farligt och sällan nödvändigt.Läkartidningen
An evaluation of spinal deformity in metastatic breast cancerJournal of Spinal Disorders

1989

Ávísanir á lyf ILaeknabladid
Samband aldurs og sýklalyfjanotkunarLaeknabladid
Ávísanir á sýklalyfLaeknabladid
Pathoanatomical and surgical findings in cervical spinal injuriesJournal of Spinal Disorders and Techniques

1987

Intimal repture and arterial thrombosis in revisional hip arthroplastyActa Chirurgica Scandinavica
Torakalt diskbråck--en svårställd diagnos.Lakartidningen

Keywords for Specialisation:

Orthopaedic Engineering: www.orthoengineering.123.is

Soft tissue and bone sarcomas: https://heilbrigdisvisindastofnun.hi.is/files/2022-09/Sto%C3%B0kerfis%C3%A6xli%20og%20meinv%C3%B6rp%20HJjr.pdf

Orthopaedics: https://heilbrigdisvisindastofnun.hi.is/is/baeklunarskurdlaekningar