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Thordur Helgason
Thordur Helgason
Reykjavik University / Landspitali - Uni. Clinic
Verified email at landspitali.is - Homepage
Title
Cited by
Cited by
Year
Muscle, tendons, and bone: structural changes during denervation and FES treatment
P Gargiulo, P Jens Reynisson, B Helgason, H Kern, W Mayr, P Ingvarsson, ...
Neurological research 33 (7), 750-758, 2011
662011
Monitoring muscle growth and tissue changes induced by electrical stimulation of denervated degenerated muscles with CT and stereolithographic 3D modeling
T Helgason, P Gargiulo, F Jóhannesdóttir, P Ingvarsson, S Knútsdóttir, ...
Artificial Organs 29 (6), 440-443, 2005
462005
Restoration of muscle volume and shape induced by electrical stimulation of denervated degenerated muscles: qualitative and quantitative measurement of changes in rectus …
P Gargiulo, B Vatnsdal, P Ingvarsson, S Knútsdóttir, V Gudmundsdóttir, ...
Artificial organs 32 (8), 609-613, 2008
432008
Effects of fetal and maternal breathing on the ultrasonic Doppler signal due to fetal heart movement
B Karlsson, M Berson, T Helgason, RT Geirsson, L Pourcelot
European journal of ultrasound 11 (1), 47-52, 2000
392000
Monitoring of muscle and bone recovery in spinal cord injury patients treated with electrical stimulation using three‐dimensional imaging and segmentation techniques …
P Gargiulo, T Helgason, PJ Reynisson, B Helgason, H Kern, W Mayr, ...
Artificial organs 35 (3), 275-281, 2011
352011
Quantitative color three-dimensional computer tomography imaging of human long-term denervated muscle
P Gargiulo, H Kern, U Carraro, P Ingvarsson, S Knutsdóttir, ...
Neurological research 32 (1), 13-19, 2010
312010
CT and MRI assessment and characterization using segmentation and 3D modeling techniques: applications to muscle, bone and brain
P Gargiulo, T Helgason, C Ramon, H Jónsson Jr, U Carraro
European Journal of Translational Myology 24 (1), 2014
272014
Anthropometry of human muscle using segmentation techniques and 3D modelling: applications to lower motor neuron denervated muscle in Spinal Cord Injury
P Gargiulo, U Carraro, T Mandl, H Kern, S Zampieri, W Mayr, T Helgason
Handbook of Anthropometry, 323-354, 2012
152012
Distance of foetal movement measured using the analytical signal derived from non-directional Doppler sound
B Karlsson, D Pourcelot, T Helgason, L Pourcelot, M Berson
Medical engineering & physics 20 (5), 325-331, 1998
151998
Computational methods to analyse tissue composition and structural changes in denervated muscle undergoing therapeutic electrical stimulation
P Gargiulo, B Vatnsdal, P Ingvarsson, S Knútsdóttir, V Gudmundsdóttir, ...
Basic Appl Myol/European Journal of Translational Myology 19, 157-161, 2009
142009
Morphological changes in denervated muscle treated with FES
P Gargiulo, T Helgason, P Ingvarsson, S Knútsdóttir, V Gudmundsdóttir, ...
Basic Appl Myol 17 (3&4), 133-136, 2007
102007
Preferential activation of small cutaneous fibers through small pin electrode also depends on the shape of a long duration electrical current
R Hugosdottir, CD Mørch, OK Andersen, T Helgason, L Arendt-Nielsen
BMC neuroscience 20 (1), 1-11, 2019
92019
Medical image analysis and 3-d modeling to quantify changes and functional restoration in denervated muscle undergoing electrical stimulation treatment
P Gargiulo, T Helgason, P Ingvarsson, W Mayr, H Kern, U Carraro
Human-centric Computing and Information Sciences 2 (1), 1-11, 2012
82012
Quantitative colour 3D CT imaging of human long-term denervated muscle. Progression to fibrosis of perimysium and a case report of FES recovery
P Gargiulo, H Kern, U Carraro, P Ingvarsson, S Knútsdóttir, ...
Neurol Res 32 (1), 13-19, 2010
72010
Effects of sustained electrical stimulation on spasticity assessed by the pendulum test
JLV Luna, HK Guðfinnsdóttir, G Magnúsdóttir, V Guðmundsdóttir, M Krenn, ...
Current Directions in Biomedical Engineering 2 (1), 405-407, 2016
62016
Application of acoustic-electric interaction for neuro-muscular activity mapping: A review
T Helgason, KI Gunnlaugsdottir
European journal of translational myology 24 (4), 2014
62014
Evaluating the ability of non-rectangular electrical pulse forms to preferentially activate nociceptive fibers by comparing perception thresholds
R Hugosdottir, CD Mørch, OK Andersen, T Helgason, L Arendt-Nielsen
Scandinavian Journal of Pain 16 (1), 175-175, 2017
52017
Use of ultrasound current source density imaging (UCSDI) to monitor electrical stimulation of denervated muscles and fiber activity, some theoretical considerations
B Gudjonsdottir, P Gargiulo, T Helgason
10th Vienna Int Workshop Funct Electr Stimul and 15th IFESS Annu Conf …, 2010
52010
Monitoring of knee joint mechanics during electrical treatment of denervated degenerated muscle
B Vatnsdal, PE Ingvarson, D Rafolt, V Gudmudsdottir, S Knutsdottir, ...
Proceeding of the 13th annual conference of the IFESS, 2008
52008
Comparison of spasticity in spinal cord injury and stroke patients using reflex period in pendulum test
K Kristinsdottir, G Magnusdottir, B Chenery, V Gudmundsdottir, ...
European Journal of Translational Myology 30 (1), 2020
42020
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