Publications for Karin Wårdell
Co-author map based on ISI articles 2007-
Publications mentioned in social media 1 times*
Journal Articles
Elin Diczfalusy, Mats Andersson and Karin Wårdell
A diffusion tensor-based finite element model of microdialysis in the deep brain
Computer Methods in Biomechanics and Biomedical Engineering, 2013, , .
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Johannes Johansson and Karin Wårdell
Intracerebral quantitative chromophore estimation from reflectance spectra captured during deep brain stimulation implantation
Journal of Biophotonics, 2012, , .
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Hidehiro Hirbayashi, Marwan Hariz, Karin Wårdell and Patric Blomstedt
Impact of Parameters of Radiofrequency Coagulation on Volume of Stereotactic Lesion inPallidotomy and Thalamotomy
Stereotactic and Functional Neurosurgery, 2012, 90(5), 307-315.
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Simone Hemm-Ode and Karin Wårdell
Correlation between laser Doppler measurements and anatomy during deep brain stimulation surgery
Biomedical Engineering, 2012, 57, .
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A. Fytagoridis, Mattias Åström, Karin Wårdell and P. Blomstedt
Stimulation-induced side effects in the posterior subthalamic area: distribution, characteristics and visualization
Clinical neurology and neurosurgery (Dutch-Flemish ed. Print), 2012, 15(1), 65-71.
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Mattias Åström, Jean-Jacques Lemaire and Karin Wårdell
Influence of heterogeneous and anisotropic tissue conductivity on electric field distribution in deep brain stimulation
Medical and Biological Engineering and Computing, 2012, 50(1), 23-32.
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Karin Wårdell, Peter Zsigmond, Johan Richter and Simone Hemm
Relation Between Laser Doppler Signals and Anatomy During Deep Brain Stimulation Electrode Implantation Towards Vim and STN
Neurosurgery, 2012, , .
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Mikkel Brydegaard, Neda Haj-Hosseini, Karin Wårdell and Stefan Andersson-Engels
Photobleaching-Insensitive Fluorescence Diagnostics in Skin and Brain Tissue
IEEE Photonics Journal, 2011, 3(3), 407-421.
Web of Science® Times Cited: 2 |
Johan C.O. Richter, Neda Haj-Hosseini, Stefan Andersson-Engels and Karin Wårdell
Fluorescence Spectroscopy Measurements in Ultrasonic Navigated Resection of Malignant Brain Tumors
Lasers in Surgery and Medicine, 2011, 43(1), 8-14.
Web of Science® Times Cited: 3 |
Elin Diczfalusy, Peter Zsigmond, Nil Dizdar, Anita Kullman, Dan Loyd and Karin Wårdell
A model for simulation and patient-specific visualization of the tissue volume of influence during brain microdialysis
Medical and Biological Engineering and Computing, 2011, 49(12), 1459-1469.
Fulltext Web of Science® Times Cited: 2 |
Mattias Åström, Elina Tripoliti, Mawan I. Hariz, Ludvig U. Zrinzo, Irene Martinez-Torres, Patricia Limousin and Karin Wårdell
Patient-Specific Model-Based Investigation of Speech Intelligibility and Movement during Deep Brain Stimulation
Stereotactic and Functional Neurosurgery, 2010, 88(4), 224-233.
Fulltext Web of Science® Times Cited: 14 |
Simone Hemm and Karin Wårdell
Stereotactic implantation of deep brain stimulation electrodes: a review of technical systems, methods and emerging tools
Medical and Biological Engineering and Computing, 2010, 48(7), 611-624.
Fulltext Web of Science® Times Cited: 6 |
Neda Haj-Hosseini, Johan Richter, Stefan Andersson-Engels and Karin Wårdell
Optical Touch Pointer for Fluorescence Guided Glioblastoma Resection Using 5-Aminolevulinic Acid
Lasers in Surgery and Medicine, 2010, 42(1), 9-14.
Web of Science® Times Cited: 13 |
Mattias Åström, Ludvic U Zrinzo, Stephen Tisch, Elina Tripoliti, Marwan I Hariz and Karin Wårdell
Method for patient-specific finite element modeling and simulation of deep brain stimulation
Medical and Biological Engineering and Computing, 2009, 47(1), 21-28.
Fulltext Web of Science® Times Cited: 10 |
Johannes D. Johansson, Ingemar Fredriksson, Karin Wårdell and Ola Eriksson
Simulation of reflected light intensity changes during navigation and radio frequency lesioning in the brain
Journal of Biomedical Optics, 2009, 14(044040), .
Fulltext Web of Science® Times Cited: 2 |
Johannes D. Johansson, Patric Blomstedt, Neda Haj-Hosseini, Tommy Bergenheim, Ola Eriksson and Karin Wårdell
Combined diffuse light reflectance and electric impedance measurements for navigation aid in deep brain surgery
Stereotactic and Functional Neurosurgery, 2009, 87(2), 105-113.
Fulltext Web of Science® Times Cited: 6 |
Johan Antonsson, Ola Eriksson, Patric Blomstedt, Tommy Bergenheim, Marwan Hariz, Johan Richter, Peter Zsigmond and Karin Wårdell
Diffuse reflectance spectroscopy measurements for tissue type discrimination during deep brain stimulation
Journal of neural engineering, 2008, 5(2), 185-190.
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Karin Wårdell, P. Blomstedt, Johan Richter, Johan Antonsson, Ola Eriksson, Peter Zsigmond, A.T. Bergenheim and M.I. Hariz
Intracerebral microvascular measurements during deep brain stimulation implantation using laser doppler perfusion monitoring
Stereotactic and Functional Neurosurgery, 2007, 85(6), 279-286.
Fulltext Web of Science® Times Cited: 7 |
Carina Fors, Henrik Casimir Ahn and Karin Wårdell
Determination of appropriate times during the cardiac cycle for online laser Doppler measurements of myocardial perfusion
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Johannes D. Johansson, Dan Loyd, Karin Wårdell and Joakim Wren
Impact of cysts during radio frequency (RF) lesioning in deep brain structures: a simulation and in-vitro study
Journal of Neural Ingeneering, 2007, 4(2), 87-95.
Fulltext Web of Science® Times Cited: 2 |
Hans Åhlfeldt, Magnus Borga, Gert Nilsson and Karin Wårdell
Linköping bör inta ledande ställning
Östgöta Correspondenten, 2006, , .
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Mattias Åström, Johannes Johansson, Marwan Hariz, Ola Eriksson and Karin Wårdell
The effect of cystic cavities on deep brain stimulation in the basal ganglia: A simulation-based study
Journal of Neural Engineering, 2006, 3(2), 132-138.
Web of Science® Times Cited: 18 |
Carina Fors, Henrik Casimir Ahn and Karin Wårdell
Analysis of breathing-related variations in ECG-triggered laser Doppler perfusion signals measured on the beating heart during surgery
Computers in cardiology, 2006, 33, 181-184.
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Johan Antonsson, Ola Eriksson, Peter Lundberg and Karin Wårdell
Optical measurements during experimental stereotactic radiofrequency lesioning
Stereotactic and functional neurosurgery, 2006, 84(2-3), 118-124.
Web of Science® Times Cited: 3 |
Johannes D Johansson, Ola Eriksson, Joakim Wren, Dan Loyd and Karin Wårdell
Radio-frequency lesioning in brain tissue with coagulation-dependent thermal conductivity: modelling, simulation and analysis of parameter influence and interaction
Medical and Biological Engineering and Computing, 2006, 44(9), 757-766.
Fulltext Web of Science® Times Cited: 4 |
Daniel M G Karlsson and Karin Wårdell
Polarized laser Doppler perfusion imaging—reduction of movement-induced artifacts
Journal of Biomedical Optics, 2005, 10(6), .
Web of Science® Times Cited: 6 |
Daniel M. G. Karlsson, Carina Fors, Karin Wårdell and Henrik Casimir-Ahn
Myocardial perfusion monitoring during coronary artery bypass using an electrocardiogram-triggered laser Doppler technique
Medical and Biological Engineering and Computing, 2005, 43(5), 582-588.
Web of Science® Times Cited: 6 |
Nazila Yavari, J. S. Dam, Johan Antonsson, Karin Wårdell and Stefan Anderson-Engels
In vitro measurements of optical properties of porcine brain using a novel compact device
Medical and Biological Engineering and Computing, 2005, 43(5), 658-666.
Web of Science® Times Cited: 3 |
Johan Antonsson, Ola Eriksson and Karin Wårdell
Radio frequency electrode system for optical lesion size estimation in functional neurosurgery
Journal of Biomedical Optics, 2005, 10(3), 1-6.
Web of Science® Times Cited: 2 |
M. Yamaguchi, Y. Kawabata, S. Kambe, Karin Wårdell, Fredrik Nyström, K. Naitoh and H. Yoshida
Non-invasive monitoring of gingival crevicular fluid for estimation of blood glucose level
Medical and Biological Engineering and Computing, 2004, 42(3), 322-327.
Web of Science® Times Cited: 9 |
M G Daniel Karlsson, Laila Hübbert, Urban Lönn, Birgitta Janerot-Sjöberg, Henrik Casimir Ahn and Karin Wårdell
Myocardial tissue motion influence on laser Doppler perfusion monitoring using tissue Doppler imaging
Medical and Biological Engineering and Computing, 2004, 42(6), 770-776.
Web of Science® Times Cited: 3 |
Michail Ilias, Karin Wårdell, M. Stücker, Chris Anderson and Göran Salerud
Assessment of pigmented skin lesions in terms of blood perfusion estimates
Skin research and technology, 2004, 10(1), 43-49.
Web of Science® Times Cited: 5 |
Daniel M G Karlsson, Henrik Casimir Ahn, Urban Lönn and Karin Wårdell
Analysis and processing of laser Doppler perfusion monitoring signals recorded from the beating heart
Medical and Biological Engineering and Computing, 2003, 41(3), 255-262.
Web of Science® Times Cited: 11 |
Magnus Falk, Michail Ilias, Karin Wårdell and Chris Anderson
Phototesting with a divergent UVB beam in the investigation of anti-inflammatory effects of topically applied substances
Photodermatology, Photoimmunology & Photomedicine, 2003, 19(4), 195-202.
Web of Science® Times Cited: 4 |
A. Fullerton, M. Stücker, K-P. Wilhelm, Karin Wårdell, C. Anderson, T. Fisher, Gert Nilsson and J. Serup
Guidelines for visualisation of cutaneous blood flow by laser Doppler imaging
Contact Dermatitis, 2002, 46(3), 129-140.
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Ola Eriksson, Erik-Olof Backlund, Peter Lundberg, Håkan Lindstam, Sivert Lindström and Karin Wårdell
Experimental radiofrequency brain lesions: a volumetric study
Neurosurgery, 2002, 51(3), 781-788.
Web of Science® Times Cited: 8 |
Daniel M G Karlsson, Marcus Larsson, Tomas Strömberg and Karin Wårdell
Influence of tissue movements on laser Doppler perfusion imaging
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Joakim Wren, Ola Eriksson, Karin Wårdell and Dan Loyd
Analysis of temperature measurement for monitoring radio-frequency brain lesioning
Medical and Biological Engineering and Computing, 2001, 39(2), 255-262.
Web of Science® Times Cited: 9 |
Karin Wårdell, Ulf Hermansson, Gert Nilsson and Henrik Casimir Casimir-Ahn
Laser Doppler Imaging of myocardial perfusion during coronary bypass surgery.
Proceedings of SPIEjfr 1998-2000 SPIE proceedings ISSN 1017-2653, 2001, 3923, 10-17.
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Karin Wårdell, Daniel M G Karlsson, Urban Lönn, Stefan Träff and Henrik Casimir Casimir-Ahn
ECG-triggering of the Laser Doppler Signal - an Approach for perfusion Imagning on the Beating Calf Heart.
Proceedings of SPIEjfr 1998-2000 SPIE proceedings ISSN 1017-2653, 2001, 4254, 49-57.
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Michail Ilias, Karin Wårdell, Magnus Falk and Chris Anderson
Phototesting based on a divergent beam: a study on normal subjects
Photodermatology, Photoimmunology & Photomedicine, 2001, 17(4), 189-196.
Web of Science® Times Cited: 6 |
Maria Lindén, Thomas Andersson, Karin Wårdell and Chris Anderson
Is vascular reactivity in skin predictable?
Skin research and technology, 2000, 6(1), 27-30.
Web of Science® Times Cited: 2 |
Michail A. Ilias, Chris Anderson and Karin Wårdell
Single exposure phototesting utilizing a divergent ultraviolet beam
Skin research and technology, 1999, 5(4), 255-259.
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Ola Eriksson, Joakim Wren, Dan Loyd and Karin Wårdell
A comparison between in vitro studies of protein lesions generated by brain electrodes and finite element model simulations
Medical and Biological Engineering and Computing, 1999, 37(6), 737-741.
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Ola Eriksson, Karin Wårdell, Nina Eriksson-Bylund, Gunvor Kullberg and Stig Rehncrona
In vitro evaluation of brain lesioning electrodes (Leksell) using a computer-assisted video system
Neurological Research, 1999, 21(1), 89-95.
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Sigga Kalman, C Linderfalk, Karin Wårdell, Christina Eintrei and Björn Lisander
Differential effect on vasodilatation and pain after intradermal capsaicin in humans during decay of intravenous regional anesthesia with mepivacaine
Regional anesthesia and pain medicine, 1998, 23(4), 402-408.
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L. Wang, Stefan Andersson-Engel, Gert Nilsson, Karin Wårdell and K. Svanberg
Superficial Blood flow Following Photodynamic Therapy of Malignant Skin Tumours Measured by Laser Doppler Perfusion Imaging
British Journal of Dermatology, 1997, 136(2), 184-189.
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Mikael Arildsson, Karin Wårdell and Gert Nilsson
Higher order moment processing of laser Doppler perfusion signals
Journal of Biomedical Optics, 1997, 2(4), 358-363.
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Maria Lindén, Karin Wårdell, T Andersson and Chris Anderson
High resolution laser Doppler perfusion imaging for the investigation of blood circulatory changes after microdialysis probe insertion
Skin research and technology, 1997, 3, 227-232.
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Karin Wårdell
Does low power laser light used in laser Doppler systems affect the sensory nerves
Skin research and technology, 1997, 3, 233-236.
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G E Mannor and Karin Wårdell
Laser Doppler perfusion imaging of eyelid skin
Plastic and reconstructive surgery., 1996, 12(3), 178-185.
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Karin Wårdell, T Andersson and Chris Anderson
Analysis of laser Doppler perfusion images of experimental irritant skin reacsions
Skin research and technology, 1996, 2, 149-157.
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Karin Wårdell and Gert Nilsson
Duplex laser Doppler perfusion imganing
Microvascular Research, 1996, 52, 171-182.
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C. Anderson, . Svensson, F. Sjögren, T. Andersson and Karin Wårdell
Human in vivo microdialysis technique can be used to measure cytokines in contact reactions.
Current Problems in Dermatology, 1995, 23, 121-130.
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T. Andersson, C. Anderson and Karin Wårdell
Human in vivo cutaneous microdialysis: Estimation of histamine release in cold urticaria.
Acta Dermato-Venereologica, 1995, (75), 343-347.
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Karin Wårdell, I.M. Braverman, D.G. Silverman and Gert Nilsson
Spatial heterogeity in normal skin perfusion recorded with laser Doppler imaging and flowmetry
Microvascular Research, 1994, 48(1), 26-38.
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C. Anderson, T. Andersson and Karin Wårdell
Changes in skin circulation after microdialysis probe insertion visualized by laser Doppler perfusion imaging
Journal of Investigative Dermatology, 1994, 102(5), 807-811.
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Karin Wårdell, A. Jakobsson and Gert Nilsson
Laser Doppler Perfusion Imaging by Dynamic Light Scattering
IEEE Transactions on Biomedical Engineering, 1993, 40(4), 309-316.
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Karin Wårdell, H.K. Naver, Gert Nilsson and B.G. Wallin
The cutaneous vascular axon reflex in humans characterized by laser Doppler perfusion imaging
Journal of Physiology, 1993, 460, 185-199.
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A. Troilius, Karin Wårdell, S. Bornmyr, Gert Nilsson and B. Ljunggren
Evaluation of Portwine Stain Perfusion by Laser Doppler Imaging and Thermography Before and After Argon Laser Treatment
Acta Dermato-Venereologica, 1992, 72(1), 6-10.
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U. Gustavsson, Karin Wårdell, Gert Nilsson and D.H. Lewis
Vasomotion in rat skeletal muscle induced by hemorrhage as recorded by laser Doppler flowmetry
Microvascular Research, 1991, (42), 224-228.
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Chapters in Books
Karin Wårdell, Elin Diczfalusy and Mattias Åström
Patient-Specific Modeling and Simulation of Deep Brain Stimulation
Patient-Specific Modeling in Tomorrow's Medicine, Springer Berlin, 2011, 357-378.
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Johannes D. Johansson, Alice Zerbinati and Karin Wårdell
Diffuse Reflectance Spectroscopy During Experimental Radio Frequency Ablation
14th Nordic-Baltic Conference on Biomedical Engineering and Medical Physics, Springer Berlin/Heidelberg, 2008, 371-374.
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Karin Wårdell
Laser Doppler Imaging of Skin
Handbook of NON-INVASIVE METHODS and the SKIN, CRC Press, 2006, 717-723.
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Gert Nilsson, Göran Salerud, Tomas Strömberg, Karin Wårdell and M. Larsson
Laser Doppler Perfusion Monitoring and Imaging
Biomedical Photonics Handbook, CRC Press, 2003, .
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Gert Nilsson, Göran Salerud, Tomas Strömberg and Karin Wårdell
Laser Doppler Perfusion Monitoring and Imaging. Biomedical Photonics Handbook
Laser Doppler Perfusion Monitoring and Imaging. Biomedical Photonics Handbook, CRC Press, 2003, .
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Gert Nilsson, Göran Salerud, Tomas Strömberg and Karin Wårdell
Laser Doppler perfusion,monitoring and imaging
Biomedical Photonics Handbook, CRC Press, 2003, 15-1-15-23.
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Conference Articles
Neda Haj-Hosseini, Johan Richter, Magnus Olivecrona, Jan Hillman, Martin Hallbeck and Karin Wårdell
Fluorescence guided spectroscopy versus fluorescence microscopy for brain tumor resection
64th meeting of the Scandinavian Neurosurgical Society, 2013.
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Peter Rejmstad, Gustav Åkesson, Jan Hillman and Karin Wårdell
A laser Doppler system for monitoring of intracerebral microcirculation
Engineering in Medicine and Biology Society (EMBC), 2012, 2012.
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Elin Diczfalusy, Nil Dizdar, Peter Zsigmond, Anita Kullman, Dan Loyd and Karin Wårdell
Simulations and visualizations for interpretation of brain microdialysis data during deep brain stimulation
Engineering in Medicine and Biology Society (EMBC), 2012, 2012.
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Peter Rejmstad, Gustav Åkesson, Jan Hillman and Karin Wårdell
Intracerebral perfusion monitoring by laser Doppler flowmetry, Medicinteknikdagarna
Medicinteknikdagarns (MTD), 2012.
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Karin Wårdell
Experience from optical measurements during 100 DBS implantations
20th Congress of the European Society for Stereotactic and Functional Neurosurgery (ESSFN), September 26 – 29, 2012, Cascais, Lisboa, Portugal, 2012.
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Simone Hemm, Peter Zsigmond, Johan Richter and Karin Wårdell
Laser doppler for guidance during DBS-typical optical trajectories toward Vim and STN
20th Congress of the European Society for Stereotactic and Functional Neurosurgery (ESSFN), September 26 – 29, 2012, Cascais, Lisboa, Portugal, 2012.
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Karin Wårdell, Elin Diczfalusy, Mats Andersson, Mattias Åström, Thomas Foltynie, Patricia Limousine, Ludwig Zrinzo and Marwan Hariz
Patient-specific visualization of the DBS-electric field in Tourette syndrome
20th Congress of the European Society for Stereotactic and Functional Neurosurgery (ESSFN), September 26 – 29, 2012, Cascais, Lisboa, Portugal, 2012.
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Karin Wårdell, Johan Richter, Peter Zsigmond and Simone Hemm
Intraoperative laser doppler measurements for navigation during deep brain stimulation implantation
CARS 2012 - Computer Assisted Radiology and Surgery - 26th International Congress and Exhibition, 27-30 June, Pisa, Italy, 2012.
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Karin Wårdell, Peter Zsigmond, Johan Richter and Simone Hemm
Optical Measurements for Guidance duringDeep Brain Stimulation Implantation
World Congress on Biomedical Engineering and Physics 2012, May 26-31, Beijing, China, 2012.
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Neda Haj-Hosseini, Johan Richter and Karin Wårdell
Fluorescence spectroscopy for ALA-guided glioblastoma resection using a fiber-optical probe
European Association for Neurosurgical Societies (EANS 2012), 24-17 October, Bratislava, Slovakia, 2012.
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Malcolm Latorre and Karin Wårdell
Evaluation of the Paxon: Electro-physical Myelinated Exon Model (poster)
Medicinteknikdagarna 2011, 11-12 oktober 2011, Linköping, Sweden, 2011.
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Elin Diczfalusy, Mattias Åström and Karin Wårdell
Software for Patient Specific Modeling and Simulation of Deep Brain Stimulation (poster)
Medicinteknikdagarna 2011, 11-12 oktober 2011, Linköping, Sweden, 2011.
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Karin Wårdell, Johan C.O. Richter, Peter Zsigmond and Simone Hemm
Optical measurements for guidance during deep brain stimulation implantation
Medicinteknikdagarna 2011, 11-12 oktober, Linköping, Sweden, 2011.
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Elin Diczfalusy and Karin Wårdell
Simulation of Deep Brain Stimulation for Tourette's Syndrome (oral)
Medicinteknikdagarna 2011, 11-12 oktober, Linköping, Sweden, 2011.
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Mattias Åström, Elin Diczfalusy and Karin Wårdell
Software for patient-specific modeling and simulation of deep brain stimulation (poster)
Poster session 5th European Conference of the International Federation for Medical and Biological Engineering, 14-18 September, Budapest, Hungary, 2011.
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Simone Hemm, Johan C.O. Richter, Peter Zsigmond and Karin Wårdell
Optical measurements for guidance during deep brain stimulation implantation
Swiss Biomedical Engineering meeting, 2011, 2011.
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Karin Wårdell, Elin Diczfalusy and Mattias Åström
Software for patient specific simulation and visualization of electric field around deep brain stimulation electrodes (electronic poster)
American Association of Neurological Surgeons, Denver, April 9-13, 2011, 2011.
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Johan C.O. Richter, Neda Haj Hosseini and Karin Wårdell
Fluorescence Spectroscopy based identification of Glioblastoma multiforme
American Association of Neurological Surgeons, Denver, April 9-12, 2011, 2011.
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Neda Haj-Hosseini, Shannely Lowndes, Göran Salerud and Karin Wårdell
Blood interference in fiber-optical based fluorescence guided resection of glioma using 5-aminolevulinic acid
Photonic Therapeutics and Diagnostics VII, 2011.
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Neda Haj Hosseini, Göran Salerud and Karin Wårdell
Compensation of blood interference in fiber-optical based fluorescence guided resection of brain tumor
Medicinteknikdagarna 2011, 11-12 oktober 2011, Linköping, Sweden, 2011.
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Johannes Johansson, O. Eriksson and Karin Wårdell
A system for optical guidance during stereotactic neurosurgery
NovaMedTechs Innovationsmässa, 2010.
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Haiyan Xie, Neda Haj-Hosseini, Johan Richter, Karin Wårdell and Stefan Andersson-Engels
Fluorescence spectroscopy for guiding malignant brain tumour resection with Optical Touch Pointer
Asia Communications and Photonics Conference and Exhibition 2010 Shanghai, China, 2010.
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Elin Diczfalusy, Nil Didzar, Anita Kullman, Mattias Åström, Peter Zsigmond and Karin Wårdell
Biochemical monitoring and simulation of the electric field during deep brain stimulation (oral)
XIX Congress of the European Stereotactic and functional neurosurgery (ESSFN), Athens 22-25 Sept. 2010, 2010.
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Karin Wårdell and Johannes Johansson
A System for Optical Guidance during Stereotactic Neurosurgery (oral)
XIX Congress of the European stereotactic and functional neurosurgery (ESSFN), Athens 22-25 Sept. 2010, 2010.
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Karin Wårdell
Optical methods for intracerebral DBS navigation (oral, invited)
World Congress of Neurotechnology, Rome 11-14 Oct. 2010, 2010.
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Mattias Åström, Elin Diczfalusy and Karin Wårdell
Computational analysis of the electric field during deep brain stimulation (oral, invited)
World Congress of neurotechnology, Rome 11-14 Oct. 2010, 2010.
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Elin Diczfalusy, Mattias Åström, Nil Didzar, Anita Kullman, Peter Zsigmond and Karin Wårdell
A finite element model for biochemical monitoring in the brain during deep brain stimulation (poster)
World Congress of Neurotechnology, Rome 11-14 Oct. 2010, 2010.
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Malcolm Latorre, Rejean Munger, Adrian Chan and Karin Wårdell
The Paxon: An Electro-physical Model of a Myelinated Exon (poster)
World Congress of neurotechnology, Rome 11-14 Oct. 2010, 2010.
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Neda Haj-Hosseini, Johan Richter, Stefan Andersson-Engel and Karin Wårdell
Fluorescence guided resection of glioblastoma multiforme using an optical touch pointer-Clinical evaluation
World Congress of Neurotechnology, Rome, 11-14 Oct. 2010, 2010.
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Elin Diczfalusy, Mattias Åström, Nil Dizdar, Anita Kullman, Peter Zsigmond and Karin Wårdell
A Finite Model for Biochemical Monitoring in the Brain during Deep Brain Stimulation (oral)
Medicinteknikdagarna 2010, 6‐7 oktober, Umeå, 2010.
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Karin Wårdell and Anders Eklund
Neuro-engineering (oral)
Medicinteknikdagarna, 6‐7 oktober, Umeå, 2010.
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Karin Wårdell
Neuro-engineering for Navigation, Intervention and Implementation in Neurosurgery (oral)
Medicinteknikdagarna 2010, 2010.
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Mattias Åström, Elina Tripoliti, Irene Martinez-Torres, Ludvic U. Zrinzo, Patricia Limousin, Marwan I. Hariz and Karin Wårdell
Patient-specific models and simulations of deep brain stimulation for postoperative follow-up
World Congress on Medical Physics and Biomedical Engineering, 2009.
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Johan Richter, Neda Haj-Hosseini, Stefan Andersson-Engels and Karin Wårdell
Resection of Glioblastoma multiforme with a fiber-optic fluorescence spectroscopy system and ultrasound based neuronavigation
World Congress 2009, 11th International Congress of the IUPESM, Meical Physics and Biomedical Engineering, 2009.
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Karin Wårdell, Johannes Johansson, Johan Richter and Patric Blomstedt
Optical measurements for guidance during deep brain stimulation surgery
World Congress on Medical Physics and Biomedical Engineering, 2009.
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Peter Zsigmond, Mattias Åström, Elin Diczfalusy, Anita Kullman, Nil Dizdar and Karin Wårdell
Biochemical Monitoring and Simulation of the Electric Field during Deep Brain Stimulation
Medicinteknikdagarna 2009, 28-29 September, Västerås, 2009.
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Mattias Åström, E Tripoliti, M I Hariz, L U Zrinzo, I Martinez-Torre, P Limousin and Karin Wårdell
Swedish Movement Disorder Society, Umeå 15-16 october, 2009
The electric field during DBS, 2009.
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Johannes Johansson, Ingemar Fredriksson, Karin Wårdell and Ola Eriksson
Monte Carlo simulations of reflected light intensity for navigation in the brain
World Congress 2009, 11th International Congress of the IUPESM, Medical Physics and Biomedical Engineering, 2009.
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Neda Haj Hosseini, Johan Richter, Stefan Andersson-Engels and Karin Wårdell
Photobleaching behavior of protoporphyrin IX during 5-aminolevulinic acid marked glioblastoma detection
Photonic Therapeutics and Diagnostics V, 2009.
Web of Science® Times Cited: 2 Fulltext
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Neda Haj-Hosseini, Johan Richter, Stefan Andersson-Engels and Karin Wårdell
Fiber optic based fluorescence spectroscopy on glioblastoma multiforme using 5-aminolevulinic acid - Preliminary clinical results
Medicinteknikdagarna, Västerås, 2009.
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Neda Haj-Hosseini, Johan Richter, Stefan Andersson-Engels and Karin Wårdell
Fiber optic based fluorescence guided cerebral glioma resection using a pulsed laser setup
Medicinteknikdagarna 2008, Gothenburg, 2008.
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Carina Fors, Henrik Casimir Ahn and Karin Wårdell
Online Laser Doppler Measurements of Myocardical Perfusion
IFMBE Proceedings 22,2008, 2008.
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Johan Richter, Neda Haj-Hosseini, Stefan Andersson-Engels and Karin Wårdell
Tumor resection with fiber-optic fluorescence spectroscopy system, ultrasound based neuronavigation and peroperative CT-scan
XVIII Congress of the European Society for Stereotactic and Functional Neurosurgery,2008, 2008.
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Mattias Åström, E. Tripoliti, U. Zrinzo, I. Marinez-Torres, P. Limousin, M. I. Hariz and Karin Wårdell
Voltage steering to control deep brain stimulation-induced speech deficits
XVIII Congress of the European Society for Stereotactic and Functional Neurosurgery,2008, 2008.
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Johannes Johansson, P. Blomstedt, Neda Haj-Hosseini, A. T. Bergenheim, M. I. Hariz, Ola Eriksson and Karin Wårdell
Combined electric impedance and optical diffuse reflectance measurements for navigation aid in deep brain surgery
XVIII Congress of the European Society for Stereotactic and Functional Neurosurgery,2008, 2008.
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Mattias Åström, Elina Tripoliti, Ludvic U. Zrinzo, Irene Martinez-Torres, Patricia Limousin, Marwan I. Hariz and Karin Wårdell
Voltage steering to control the effects and side effects of deep brain stimulation
Medicinteknikdagarna 2008, 14-15 oktober, Göteborg, 2008.
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Johannes Johansson, Ingemar Fredriksson, Ola Eriksson and Karin Wårdell
Simulering av ljusreflektion i hjärnan under navigation och radiofrekvensablation
Medicinteknikdagarna 2008,2008, 2008.
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Karin Wårdell, Marwan Hariz, Nil Dizdar-Segrell, Jan Hillman and Stefan Andersson-Engels
Neuro-engineering for navigation, Intervention and Implementation in Neurosurgery
Medicinteknikdagarna 2008,2008, 2008.
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Neda Haj-Hosseini, Stefan Andersson-Engels and Karin Wårdell
Evaluation of a Fiber-Optic Based Pulsed Laser System for Fluorescence Spectroscopy
14th Nordic-Baltic Conference on Biomedical Engineering and Medical Physics IFMBE Proceedings, 2008.
Web of Science® Times Cited: 1
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Mattias Åström, Elina Tripoliti, Ludvic U Zrinzo, Stephen Tisch, Irene Martinez-Torres, Patricia Limousin, Marwan I. Hariz and Karin Wårdell
Effects of bilateral subthalamic nucleus deep brain stimulation on speech intelligibillity and movement: A model-based case stydy.
XVII WFN World Congress on Parkinson´s disease and related disorders,2007, 2007.
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Karin Wårdell
Neuroteknik för navigation och intervention inom neurokirurgi
Medicinteknikdagarna,2007, 2007.
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Johannes Johansson, Patric Blomstedt, Marwan Hariz, Tommy Bergenheim, Ola Eriksson and Karin Wårdell
Simultan jämförande mätning av elektrisk impedans och reflekterat ljus för guidning vid stereotakisk neurokirurgi
Medicinteknikdagarna,2007, 2007.
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Michail Ilias, Johan Richter, Karin Wårdell and Stefan Andersson-Engels
Ett optiskt instrument för intraoperativ registrering av fluorescensspektra vid resektion av hjärntumörer - Ett framtida beslutsstödssystem för kirurgen?
Medicinteknikdagarna,2007, 2007.
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Mattias Åström, Stephen Tisch, Ludvic U. Zrinzo, Elina Tripoliti, Marwan I. Hariz and Karin Wårdell
A model-Based analysis of deep brain stimulation
Medicinteknikdagarna 2007, Örebro 2-3 oktober, 2007.
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Karin Wårdell, Carina Fors, Johan Antonsson and Ola Eriksson
A laser Doppler system for intracerebral measurements during stereotactic neurosurgery
29th Annual International Conference of the IEEE EMBS Cité Internationale,2007, 2007.
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Michail Ilias, Johan Richter, Frida Westermark, Martin Brantmark, Stefan Andersson-Engels and Karin Wårdell
Evaluation of a Fiber-Optic Fluorescence Spectroscopy System to Assist Neurosurgical Tumor Resections
Novel Optical Instrumentation for Biomedical Applications III (Proceedings Volume), 2007.
Web of Science® Times Cited: 2
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Johannes Johansson, Joakim Wren, Dan Loyd, Ola Eriksson and Karin Wårdell
Konvektiva flöden och deras termiska inverkan vid Radiofrekvenslesionering i hjärna
Medicinteknikdagarna 2006,2006, 2006.
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Mattias Åström, Ludvic U. Zrinzo, Marwan I. Hariz, Stephen Tisch, Patricia Limousin and Karin Wårdell
Patientspecifik modellering och simulering av djup hjärnstimulering
Medicinteknikdagarna 2006,2006, 2006.
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Carina Fors, Henrik Casimir Ahn and Karin Wårdell
Postoperativa mätningar av myokardperfusion med EKG-triggad laser Doppler
Medicinteknikdagarna 2006,2006, 2006.
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Karin Wårdell, Patric Blomstedt, Johan Antonsson, Ola Eriksson, Johan Richter, Peter Zsigmond and Marwan Hariz
Optiska mätningar under stereotaktisk neurokirurgi
Medicinteknikdagarna 2006,2006, 2006.
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Carina Fors, Henrik Casimir Ahn and Karin Wårdell
Analysis of Breathing-related Variations in ECG-triggered Laser Doppler Perfusion Signals Measured on the Beating Heart during Surgery
IEEE 2006,2006, 2006.
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Johannes Johansson, Dan Loyd, Karin Wårdell and Joakim Wren
The influence of CSF-filled cavities on radio-frequency lesions - a simulation study
Congress of the European Society for Stereotactic and Functional Neurosurgery,2006, 2006.
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Karin Wårdell, Patric Blomstedt, Johan Antonsson, Ola Eriksson, Johan Richter and Marwan Hariz
Intracerebral measurements during DBS-implatation using optical methods
Congress of the European Society for Stereotactic and Funktional Neurosurgery,2006, 2006.
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Mattias Åström, L.U. Zrinzo, Marwan Hariz, Stephen Tisch, Patricia Limousin and Karin Wårdell
Patient specific modelling and simulation of deep brain stimulation: A method for pre- and postoperative investigations
17th Congress of the European Society for Stereotactic and Functional Neurosurgery 2006, 4-7 October, Montreux,, 2006.
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Johannes Johansson, Joakim Wren, O. Eriksson, Dan Loyd and Karin Wårdell
Teoretisk och experimentell undersökning av värmekoagulation med radiofrekvent ström i hjärna
Medicinteknikdagarna, Södertälje, 2005.
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Stefan Andersson-Engels, S Pålsson, Erik Olof Backlund, Patrik Sturnegk, Peter Lundberg, Örjan Smedby, K Svanberg, Ola Eriksson and Karin Wårdell
ALA-PpIX Fluorescence and spectroscopy in connection with stereotactic biopsy of human glioblastomas
European Conference on Biomedical Optics,2005, 2005.
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Karin Wårdell and M Akay
Neural engineering
13th Nordic Baltic Conference Biomedical Engineering and Medical Physics,2005, 2005.
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Carina Fors, Daniel M G Karlsson, Henrik Casimir Ahn and Karin Wårdell
Myocardial perfusion assessment using an ECG triggered laser doppler technique
13th Nordic Baltic Conference Biomedical Engineering and Medical Physics,2005, 2005.
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Mattias Åström, Johannes Johansson and Karin Wårdell
Modeling and simulation of electric fields generated by brain stimulation electrodes: the effect of cystic cavities in the basal ganglia
Proceedings from the International IEEE EMBS Conference on Neural Engineering, 2005.
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Johannes D. Johansson, Ola Eriksson, Joakim Wren, Dan Loyd and Karin Wårdell
Simulations of radio-frequency lesions with varying brain electrode dimensions
13th Nordic Baltic conference biomedical engineering and medical physics, Umeå, Sweden, 2005.
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Karin Wårdell, Johan Antonsson and Ola Eriksson
Optical markers for guidance during stereotactic neurosurgery
European Society for Stereotactic and Functional Neurosurgery ESSFN,2004, 2004.
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Karin Wårdell, Johan Antonsson and Ola Eriksson
Optical measurements during experimental stereotactic neurosurgery
Medicon and Health Telematics,2004, 2004.
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Johannes Johansson, Joakim Wren, Ola Eriksson, Dan Loyd and Karin Wårdell
Investigation of brain RF-lesion size by finite element simulations
European Society for Stereotactic and Functional Neurosurgery ESSFN,2004, 2004.
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Carina Fors, M G Daniel Karlsson, Henrik Casimir Ahn and Karin Wårdell
A system for on-line laser Doppler monitoring of ECG-traced myocardial perfusion
IEEE EMBS,2004, 2004.
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Johannes D. Johansson, Ola Eriksson, Joakim Wren, Dan Loyd and Karin Wårdell
Comparison between a detailed and a simplified finite element model of radio-frequency lesioning in the brain
26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, San Fransisco, USA, 2004.
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M. Yamaguchi, S. Kanbe, Karin Wårdell, K. Yamazaki, M. Kobayashi, N. Honda, H. Tsutsui and C. Kaseda
Trend estimation of blood glucose level fluctuations based on data mining
World multiconference on Systemics, Cybernetics and Informatics,2003, 2003.
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Johannes Johansson, Ola Eriksson, Joakim Wren, Dan Loyd and Karin Wårdell
FEM-modell för termisk koagulering i hjärnvävnad
Svenska lakaresallskapets riksstamma,2003, 2003.
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Michail Ilias, M. Falk, Chris Andersson and Karin Wårdell
Quantitative phototesting on the human skin
CNVD,2003, 2003.
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Johan Antonsson, Ola Eriksson and Karin Wårdell
In-vivo reflection spectroscopy measurements in pig brain during stereotactic surgery
Biophotonics West, 2003.
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Johannes Johansson, O. Eriksson and Karin Wårdell
Models for computer simulations of RF lesions in brain tissue
54th Scandinavian Neurosurgical Society, Linköping, Sweden, 2002.
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O. Eriksson, Johannes Johansson and Karin Wårdell
Finite element simulations of rf lesions in porcine brain
European Society for Stereotactic and Functional Neurosurgery, Toulouse, France, 2002.
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Michail Ilias, Göran Salerud, M. Stücker and Karin Wårdell
Karaktärisering av blodperfusionen i hudtumörer
VINNOVA medicinteknisk konferens,2002, 2002.
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Daniel M G Karlsson, Marcus Larsson, Tomas Strömberg and Karin Wårdell
Influence of tissue movement on laser Doppler perfusion imaging
<em></em><em>Proc. SPIE</em> 4624, Optical Diagnostics and Sensing of Biological Fluids and Glucose and Cholesterol Monitoring II, 106 (May 24, 2002), Vol. 4624, 2002.
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Karin Wårdell, Michail Ilias, Magnus Falk and Chris Anderson
Skin phototest using a divergent UVB-beam
Nordic Baltic Conference on Biomedical Engineering and Medical Physics,2002, 2002.
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Michail Ilias, Chris Anderson and Karin Wårdell
Single exposure phototesting: an adaptation to the CIE erythema action spectrum
Proceedings on the 2<sup>nd</sup> European Medical and Biological Conference, 2002.
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Ola Eriksson and Karin Wårdell
Optical changes as a marker for lesion size estimation during radio frequency ablation: a model study
SPIE Proceedings | Volume 4254 | Guidance, Surgical-Assist and Treatment Systems, 2001.
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Karin Wårdell, Karlsson M.G. Daniel, U. Lonn, S. Traff and H. Casimir-Ahn
ECG-triggering of the laser Doppler signal - An approach for perfusion imaging on the beating calf heart
Proceedings of SPIE, the International Society for Optical Engineering, 2001.
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Michail Ilias, Karin Wårdell, Göran Salerud and M. Stücker
Describing skin tumors in terms of perfusion estimates
7th Wold Congress on Microcirculation,2001, 2001.
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Karin Wårdell, Ola Eriksson and Erik-Olof Backlund
In-vitro and in-vivo RF-lesions - a correlation study
ISNTII Congress International Society for Neurosurgerical Technology and Instrument Invention,2001, 2001.
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Karin Wårdell, Mikael Hoffman, Michail Ilias, Göran Salerud and M. Stücker
Karaktärisering av blodperfusionen I hudlesioner med laser Doppler perfusion imaging
Svenska Läkarsällskapets Riksstämma,2000, 2000.
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Ola Eriksson, Erik Olof Backlund and Karin Wårdell
A method for comparision between in vitro, in vivo and post mortem apperance of stereotactic RF-lesions in the pig brain
Congress for the European Society for Stereotactic and Functional Neurosurgery,2000, 2000.
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Karin Wårdell, Urban Lönn, T Myers, Bengt Peterzén and Henrik Casimir Ahn
Circulatory response of cardiac assist treatment
European Conference on Microcirculation,2000, 2000.
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Daniel M G Karlsson, Henrik Casimir Ahn, Urban Lönn and Karin Wårdell
Analysis of laser Doppler flowmetry signals during the cardiac cyclle of the beating calf heart
European Conference on Microcurculation,2000, 2000.
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Ola Eriksson, Gert Nilsson and Karin Wårdell
A technique for size estimation of lesions generated by electrocoagulation using Doppler shifted light
CNVD,2000, 2000.
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Ola Eriksson, Erik Olof Backlund, Håkan Lindstam, Peter Lundberg, Sivert Lindström and Karin Wårdell
Stereotactic RF-lesioning - A study in the pig brain
Scandinavian Neurosurgical Society Meeting,2000, 2000.
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Karin Wårdell and Ola Eriksson
Influence from the heart synchronous wave pattern on the LDPI-signal
Congress of the International Society for Skin Imaging,1999, 1999.
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Ola Eriksson, Karin Wårdell, Joakim Wren and Dan Loyd
A finite element model for brain electrodes and its comparison with in-vitro albumin lesions
Congress of the International Society for Neurosurgical Technology and Instrument Invention ISNTII,1999, 1999.
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Ursula Hass, Per Ask and Karin Wårdell
Competence Centre NIMED and it's graduate education - collaboration between university and industry.
Ann Int Conf of the IEEE Engineering in Medicine and Biology Society,1999, 1999.
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Karin Wårdell and Gert Nilsson
Laser Doppler imaging in clinical applications
Nordic Microcirculation Meeting,1998, 1998.
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Ola Eriksson and Karin Wårdell
In-vitro size estimation of protein clots generated by brain electrodes
Proceedings of the 20th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 1998, 1998.
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Karin Wårdell and Ola Eriksson
ECG-triggering of the laser Doppler perfusion imaging signal
Int Conf of the IEEE Engineering in Medicien an Biology Society,1998, 1998.
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Michail Ilias and Karin Wårdell
Evaluation of a new phototesting method
Congress of the International Society for skin Imaging,1997, 1997.
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Karin Wårdell
Duplex laser Doppler perfusion imaging in reactive hyperemic response
CNVD - International Symposium Computeraided Noninvasive Vascular Diagnostics,1997, 1997.
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Karin Wårdell
Are sensory nerves affected by laser light used in laser Doppler systems?
Congress of the International Society for Skin Imaging,1997, 1997.
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Karin Wårdell and Ola Eriksson
A computer-based video system for in vitro evaluation of brain microelectrodes
ISNII - International Society for Neurosurgical and Instrument Invention,1997, 1997.
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Ola Eriksson, Karin Wårdell, G Kullberg and S Rehncrona
Invitro evaluation of brain lesioning electrodes (Leksell) using a computer-based video system
XIIth Meeting World Society Stereotactic Functional Neurosurgery,1997, 1997.
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Chris Anderson and Karin Wårdell
Analysis of laser Doppler perfusion images from contact reactions
Jadassohn Centenary Congress,1996, 1996.
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Mikael Arildsson, Gert Nilsson and Karin Wårdell
Critical design parameters in laser Doppler perfusion imaging
<em>Proc. SPIE</em> 2678, 1996.
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Mikael Arildsson, Gert Nilsson and Karin Wårdell
Tracking of small blood vessels by a new laser Doppler imaging technique
SPIE-Bios96,1996, 1996.
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Karin Wårdell
Laser Doppler perfusion imaging
10th Nordic-Baltic Conference on Biomedical Engineering and 1stICBEM,1996, 1996.
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Karin Wårdell, Maria Lindén and Gert Nilsson
Tissue blood flow mapping using laser technology
Optical Biophysics,1995, 1995.
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Ph.D. Theses
Licentiate Theses
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Ph.D., Lic. Theses
