Kristoffer Lindskov Hansen

Research output

Research output per year 2010 2017 2018 2019

• 20 Journal article
• 3 Review
• 2 Article in proceedings

Research output per year

Research output per year

Search results

• 2019

  Non-Invasive Assessment of Intravascular Pressure Gradients: A Review of Current and Proposed Novel Methods

  Nguyen, T-Q., Hansen, K. L., Bechsgaard, T., Lonn, L., Jensen, J. A. & Nielsen, M. B., 1 Mar 2019, In: Diagnostics. 9, 1, 19 p., 5.

  Research output: Contribution to journal › Review › peer-review

  • Pressure 100%
  • Catheterization 49%
  • Correlation of Data 28%
  • Doppler Ultrasonography 26%
  • Velocity 21%
  3 Citations (Scopus)

  20 Downloads (Pure)
• 2018

  Accuracy and Precision of a Plane Wave Vector Flow Imaging Method in the Healthy Carotid Artery

  Jensen, J., Hoyos, C. A. V., Traberg, M. S., Olesen, J. B., Tomov, B. G., Moshavegh, R., Holbek, S., Stuart, M. B., Ewertsen, C., Hansen, K. L., Thomsen, C., Nielsen, M. B. & Jensen, J. A., Aug 2018, In: Ultrasound in Medicine & Biology. 44, 8, p. 1727-1741

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Hydrodynamics 100%
  • Magnetic Resonance Angiography 98%
  • arteries 97%
  • Carotid Arteries 84%
  • plane waves 71%
  8 Citations (Scopus)

• A Comparison Study of Vector Velocity, Spectral Doppler and Magnetic Resonance of Blood Flow in the Common Carotid Artery

  Brandt, A. H., Hansen, K. L., Ewertsen, C., Holbek, S., Olesen, J. B., Moshavegh, R., Thomsen, C., Jensen, J. A. & Nielsen, M. B., Aug 2018, In: Ultrasound in Medicine & Biology. 44, 8, p. 1751-1761

  Research output: Contribution to journal › Journal article › Research › peer-review

  • arteries 100%
  • Common Carotid Artery 99%
  • blood flow 96%
  • Doppler Ultrasonography 92%
  • magnetic resonance 80%
  13 Citations (Scopus)

• Atherosclerotic Lesions in the Superficial Femoral Artery (SFA) Characterized with Velocity Ratios using Vector Velocity Ultrasound

  Hansen, P. M., Hansen, K. L., Pedersen, M. M., Lange, T., Lonn, L., Jensen, J. A. & Nielsen, M. B., 2018, In: Ultrasound International Open. 4, 3, p. E79-E84

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Femoral Artery 100%
  • Pathologic Constriction 75%
  • Arteries 15%
  • Digital Subtraction Angiography 12%
  • Blood Flow Velocity 12%
  1 Citation (Scopus)

  34 Downloads (Pure)

• Evaluation of Peak Reflux Velocities with Vector Flow Imaging and Spectral Doppler Ultrasound in Varicose Veins

  Bechsgaard, T., Hansen, K. L., Brandt, A., Moshavegh, R., Forman, J. L., Føgh, P., Klitfod, L., Bækgaard, N., Lönn, L., Jensen, J. A. & Nielsen, M. B., 2018, In: Ultrasound International Open. 4, 3, p. E91-E98 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Varicose Veins 100%
  • Doppler Ultrasonography 92%
  • Chronic Disease 32%
  • Venous Valves 23%
  • Saphenous Vein 16%
  4 Citations (Scopus)

  52 Downloads (Pure)

• Flow Changes After Biological and Mechanical Aortic Valve Implantation Measured with VFI

  Hansen, K. L., Moller-sorensen, H., Kjaergaard, J., Nguyen, T., Jensen, J. A. & Nielsen, M. B., 17 Dec 2018, 2018 IEEE International Ultrasonics Symposium (IUS). IEEE, p. 1 4 p. 18326622. (IEEE International Ultrasonics Symposium Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Aortic Valve 100%
  • Aortic Valve Stenosis 41%
  • Aorta 32%
  • cycloxydim 27%
  • Transducers 12%
  1 Citation (Scopus)

• Noninvasive Estimation of Pressure Changes Using 2-D Vector Velocity Ultrasound: An Experimental Study with In Vivo Examples

  Olesen, J. B., Villagomez-Hoyos, C. A., Moller, N. D., Ewertsen, C., Hansen, K. L., Nielsen, M. B., Bech, B., Lonn, L., Traberg, M. S. & Jensen, J. A., 2018, In: IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 65, 5, p. 709-719 11 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • pressure drop 100%
  • Pressure drop 81%
  • Ultrasonics 77%
  • Catheters 68%
  • computational fluid dynamics 41%
  10 Citations (Scopus)

• Real-time 2-d phased array vector flow imaging

  Holbek, S., Hansen, K. L., Fogh, N., Moshavegh, R., Olesen, J. B., Nielsen, M. B. & Jensen, J. A., 2018, In: IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 65, 7, p. 1205-1213 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • phased arrays 100%
  • Imaging techniques 67%
  • Pumps 45%
  • Echocardiography 42%
  • Blood 27%
  3 Citations (Scopus)

• Respiratory variability of peak velocities in the common femoral vein estimated with vector flow imaging and Doppler ultrasound

  Bechsgaard, T., Hansen, K. L., Brandt, A. H., Moshavegh, R., Forman, J. L., Føgh, P., Klitfod, L., Bækgaard, N., Lönn, L., Nielsen, M. B. & Jensen, J. A., Sept 2018, In: Ultrasound in Medicine & Biology. 44, 9, p. 1941-1950 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • veins 100%
  • Femoral Vein 94%
  • Pulse 90%
  • Doppler Ultrasonography 82%
  • pulses 39%
  1 Citation (Scopus)

• Spatiotemporal Filtering for Synthetic Aperture Slow Flow Imaging

  Olleros, G. G., Villagomez Hoyos, C. A., Hansen, K. L., Stuart, M. B. & Jensen, J. A., 17 Dec 2018, 2018 IEEE International Ultrasonics Symposium (IUS). IEEE, 4 p. 18326634. (IEEE International Ultrasonics Symposium Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Synthetic apertures 100%
  • Tissue 60%
  • Imaging techniques 54%
  • Singular value decomposition 48%
  • Beamforming 23%
  4 Citations (Scopus)

• Vector Flow Imaging Compared with Pulse Wave Doppler for Estimation of Peak Velocity in the Portal Vein

  Brandt, A. H., Moshavegh, R., Hansen, K. L., Bechsgaard, T., Lönn, L., Jensen, J. A. & Nielsen, M. B., Mar 2018, In: Ultrasound in Medicine & Biology. 44, 3, p. 593-601

  Research output: Contribution to journal › Journal article › Research › peer-review

  • veins 100%
  • Portal Vein 80%
  • Volunteers 66%
  • Healthy Volunteers 52%
  • Physicians 50%
  10 Citations (Scopus)
• 2017

  Aortic Valve Stenosis Increases Helical Flow and Flow Complexity: A Study of Intra-Operative Cardiac Vector Flow Imaging

  Hansen, K. L., Møller-Sørensen, H., Kjaergaard, J., Jensen, M. B., Jensen, J. A. & Nielsen, M. B., Aug 2017, In: Ultrasound in Medicine & Biology. 43, 8, p. 1607-1617

  Research output: Contribution to journal › Journal article › Research › peer-review

  • helical flow 100%
  • Systole 73%
  • Aortic Valve Stenosis 69%
  • systole 41%
  • Aorta 36%
  26 Citations (Scopus)

• Common Carotid Artery Flow Measured by 3-D Ultrasonic Vector Flow Imaging and Validated with Magnetic Resonance Imaging

  Holbek, S., Hansen, K. L., Bouzari, H., Ewertsen, C., Stuart, M. B., Thomsen, C., Nielsen, M. B. & Jensen, J. A., Oct 2017, In: Ultrasound in Medicine & Biology. 43, 10, p. 2213-2220 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • arteries 100%
  • Common Carotid Artery 99%
  • Ultrasonics 90%
  • magnetic resonance 80%
  • ultrasonics 66%
  17 Citations (Scopus)

• Data on the quantitative assessment pulmonary ground-glass opacification from coronary computed tomography angiography datasets

  Kühl, J. T., Kristensen, T. S., Thomsen, A. F., Hindsø, L., Hansen, K. L., Nielsen, O. W., Kelbæk, H. & Kofoed, K. F., 1 Feb 2017, In: Data in Brief. 10, p. 6-10 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Computed Tomography Angiography 100%
  • Glass 91%
  • Datasets 75%
  • Non-ST Elevated Myocardial Infarction 62%
  • Observer Variation 56%
  156 Downloads (Pure)

• Transesophageal Doppler reliably tracks changes in cardiac output in comparison with intermittent pulmonary artery thermodilution in cardiac surgery patients

  Møller-Sørensen, H., Cordtz, J., Østergaard, M., Nilsson, J. C. & Hansen, K. L., 1 Feb 2017, In: Journal of Clinical Monitoring and Computing. 31, 1, p. 135-142

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Thermodilution 100%
  • Cardiac Output 72%
  • Pulmonary Artery 69%
  • Thoracic Surgery 68%
  • Catheters 59%
  8 Citations (Scopus)

• Ultrasonic 3-D Vector Flow Method for Quantitative In Vivo Peak Velocity and Flow Rate Estimation

  Holbek, S., Ewertsen, C., Bouzari, H., Pihl, M. J., Hansen, K. L., Stuart, M. B., Thomsen, C., Nielsen, M. B. & Jensen, J. A., Mar 2017, In: I E E E Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 64, 3, p. 544-554 11 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Ultrasonics 100%
  • flow velocity 93%
  • ultrasonics 88%
  • Flow rate 88%
  • Phantoms 41%
  24 Citations (Scopus)

• Vector and Doppler Ultrasound Velocities Evaluated in a Flow Phantom and the Femoropopliteal Vein

  Bechsgaard, T., Hansen, K. L., Brandt, A. H., Holbek, S., Forman, J. L., Strandberg, C., Lönn, L., Bækgaard, N., Jensen, J. A. & Nielsen, M. B., Oct 2017, In: Ultrasound in Medicine and Biology. 43, 10, p. 2477-2487

  Research output: Contribution to journal › Journal article › Research › peer-review

  • veins 100%
  • Doppler Ultrasonography 82%
  • Veins 66%
  • Lower Extremity 18%
  • Thigh 18%
  4 Citations (Scopus)

• Vector Flow Imaging Compared with Conventional Doppler Ultrasound and Thermodilution for Estimation of Blood Flow in the Ascending Aorta

  Hansen, K. L., Møller-Sørensen, H., Kjaergaard, J., Jensen, M. B., Lund, J. T., Pedersen, M. M., Olesen, J. B., Jensen, J. A. & Nielsen, M. B., 1 Jan 2017, In: Ultrasonic Imaging. 39, 1, p. 3-18 16 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Thermodilution 100%
  • Doppler Ultrasonography 79%
  • Pulmonary Artery 69%
  • Transesophageal Echocardiography 68%
  • Aorta 66%
  16 Citations (Scopus)

• Vector velocity estimation of blood flow: A new application in medical ultrasound

  Hansen, K. L., Nielsen, M. B. & Jensen, J. A., 1 Nov 2017, In: Ultrasound. 25, 4, p. 189-199 11 p.

  Research output: Contribution to journal › Review › peer-review

  • Blood Flow Velocity 100%
  • Pulse 96%
  10 Citations (Scopus)

• Velocity Estimation in Medical Ultrasound

  Jensen, J., Villagomez Hoyos, C. A., Holbek, S. & Hansen, K. L., 2017, In: IEEE Signal Processing Magazine. 34, 3, p. 94-100

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2016

  Analysis of Systolic Backflow and Secondary Helical Blood Flow in the Ascending Aorta Using Vector Flow Imaging

  Hansen, K. L., Møller-Sørensen, H., Kjaergaard, J., Jensen, M. B., Teglgaard Lund, J., Pedersen, M. M., Lange, T., Arendt Jensen, J. & Nielsen, M. B., 1 Apr 2016, In: Ultrasound in Medicine & Biology. 42, 4, p. 899-908 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • aorta 100%
  • secondary flow 92%
  • blood flow 81%
  • Aorta 65%
  • transverse oscillation 62%
  23 Citations (Scopus)

• Surveillance for hemodialysis access stenosis: usefulness of ultrasound vector volume flow

  Brandt, A. H., Jensen, J., Hansen, K. L., Hansen, P., Lange, T., Rix, M., Jensen, J. A., Lonn, L. & Nielsen, M. B., 1 Nov 2016, In: Journal of Vascular Access. 17, 6, p. 483-488 6 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Indicator Dilution Techniques 100%
  • Renal Dialysis 63%
  • Pathologic Constriction 58%
  • Arteriovenous Fistula 42%
  • Dialysis 20%
  13 Citations (Scopus)

• Ultralydskanning er førstevalg ved mistanke om kronisk venesygdom i underekstremiteterne

  Translated title of the contribution: Ultrasound is the first choice when chronic venous disease in the lower extremities is suspectedBechsgaard, T., Hansen, K. L., Strandberg, C., Lönn, L. B., Jensen, J. A., Nielsen, M. B. & Bækgaard, N., 31 Oct 2016, In: Ugeskrift for Laeger. 178, 44, p. 1-6 6 p., V05160380.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Veins 100%
  • Lower Extremity 97%
  • Chronic Disease 88%
  • Doppler Ultrasonography 82%
  • Standing Position 51%

• Ultrasonography of the Kidney: A Pictorial Review

  Lindskov Hansen, K., Nielsen, M. B. & Ewertsen, C., 1 Mar 2016, In: Diagnostics. 6, 1, p. 1-18 18 p.

  Research output: Contribution to journal › Review › peer-review

  • Ultrasonography 100%
  • Kidney 69%
• 2010

  In-vivo studies of new vector velocity and adaptive spectral estimators in medical ultrasound

  Hansen, K. L., May 2010, In: Danish Medical Bulletin (Online). 57, 5, p. 1-23 23 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  9 Citations (Scopus)