Search results

• 2014

  Validation of algorithms for the estimation of pulse transit time: Where do we stand today? Response to commentaries by Papaioannou et al

  Gaddum, N. R., Alastruey, J., Chowienczyk, P. & Schaeffter, T., Jun 2014, In: Annals of Biomedical Engineering. 42, 6, p. 1145-1147 3 p.

  Research output: Contribution to journal › Letter › peer-review
  1 Citation (Scopus)
• 2013

  A technical assessment of pulse wave velocity algorithms applied to non-invasive arterial waveforms

  Gaddum, N., Alastruey, J., Beerbaum, P., Chowienczyk, P. & Schaeffter, T., Dec 2013, In: Annals of Biomedical Engineering. 41, 12, p. 2617-2629 13 p., N/A.

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

  • Temporal Resolution 100%
  • Cross Correlation Coefficient 100%
  • Similarities 50%
  • Signal-to-Noise Ratio 50%
  • Measurement Noise 50%
  86 Citations (Scopus)

  28 Downloads (Pure)
• 2012

  Arterial pulse wave haemodynamics

  Alastruey, J., Parker, K. H. & Sherwin, S. J., Oct 2012, 11th International Conference on Pressure Surges. Anderson, S. (ed.). Lisbon: Virtual PiE Led t/a BHR Group, p. 401-443 42 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  Open Access

  File

  • Waveform 100%
  • Wave Propagation 100%
  126 Citations (Scopus)

  1340 Downloads (Pure)

• Arterial reservoir-excess pressure and ventricular work

  Parker, K. H., Alastruey, J. & Stan, G-B., Apr 2012, In: Medical and Biological Engineering and Computing. 50, 4, p. 419-424 6 p.

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

  • Reservoir Pressure 100%
  • Hydraulics 33%
  • Change Rate 33%
  • Mass Conservation 33%
  54 Citations (Scopus)

• Attenuation of Wave Reflection by Wave Entrapment Creates a "Horizon Effect" in the Human Aorta

  Davies, J. E., Alastruey, J., Francis, D. P., Hadjiloizou, N., Whinnett, Z. I., Manisty, C. H., Aguado-Sierra, J., Willson, K., Foale, R. A., Malik, I. S., Hughes, A. D., Parker, K. H. & Mayet, J., Sept 2012, In: Hypertension. 60, 3, p. 778-785 8 p.

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

  • Reflection 100%
  • Horizon 100%
  • Wave Reflection 100%
  • Velocity 100%
  • Aorta 100%
  71 Citations (Scopus)

• Physical determining factors of the arterial pulse waveform: theoretical analysis and calculation using the 1-D formulation

  Alastruey, J., Passerini, T., Formaggia, L. & Peiro, J., Dec 2012, In: JOURNAL OF ENGINEERING MATHEMATICS. 77, 1, p. 19-37 19 p., N/A.

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

  Open Access

  File

  • One Dimensional 100%
  • Viscosity 100%
  • Blood 100%
  • Analysis 100%
  • Pulse Wave Velocity 100%
  61 Citations (Scopus)

  313 Downloads (Pure)

• Reducing the data: Analysis of the role of vascular geometry on blood flow patterns in curved vessels

  Alastruey, J., Siggers, J. H., Peiffer, V., Doorly, D. J. & Sherwin, S. J., 19 Mar 2012, In: PHYSICS OF FLUIDS. 24, 3, p. - 24 p., 031902.

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

  Open Access

  File

  • Centreline 100%
  • Centrifugal 66%
  • Viscous Force 66%
  • Inertial Force 66%
  • Simplifies 33%
  39 Citations (Scopus)

  180 Downloads (Pure)
• 2011

  Numerical assessment of time-domain methods for the estimation of local arterial pulse wave speed

  Alastruey, J., 15 Mar 2011, In: Journal of Biomechanics. 44, 5, p. 885-891 7 p.

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

  Open Access

  File

  • Estimation 100%
  • Loop Method 100%
  • Time Domain Processing 100%
  • Evaluation 100%
  • Wave 100%
  51 Citations (Scopus)

  187 Downloads (Pure)

• Pulse wave propagation in a model human arterial network: Assessment of 1-D visco-elastic simulations against in vitro measurements

  Alastruey, J., Khir, A. W., Matthys, K. S., Segers, P., Sherwin, S. J., Verdonck, P. R., Parker, K. H. & Peiro, J., 11 Aug 2011, In: Journal of Biomechanics. 44, 12, p. 2250-2258 9 p.

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

  Open Access

  File

  • Evaluation 100%
  • Model 100%
  • Diffraction 100%
  • Pulse 100%
  • Models 100%
  237 Citations (Scopus)

  232 Downloads (Pure)

• Theoretical models for coronary vascular biomechanics: Progress & challenges

  Waters, SL., Alastruey, J., Beard, DA., Bovendeerd, PHM., Davies, PF., Jayaraman, G., Jensen, OE., Lee, J., Parker, KH., Pople, AS., Secomb, TW., Sherwin, SJ., Shipley, RJ., Smith, NP. & van de Vosse, F., Jan 2011, In: Progress in Biophysics and Molecular Biology. 104, 1-3, p. 49 - 76 28 p.

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

  • Vascularity 100%
  • Mass Transfer 100%
  • Vascular Remodeling 100%
  • Vascularization 100%
  • Blood 100%
  59 Citations (Scopus)
• 2010

  One-dimensional computational model of pulse wave propagation in the human bronchial tree

  Clavica, F., Alastruey, J., Borlotti, A., Sherwin, S. J. & Khir, A. W., 2010, Engineering in Medicine and Biology (EMB), 2010 32nd Annual International Conference of the IEEE. IEEE, p. 2473-2476 4 p.

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

  • Diffraction 100%
  • Reflection 100%
  • Pulse 100%
  • Computational Modeling 100%
  • Models 100%
  2 Citations (Scopus)

• On the mechanics underlying the reservoir-excess separation in systemic arteries and their implications for pulse wave analysis

  Alastruey, J., Dec 2010, In: Cardiovascular engineering. 10, 4, p. 176-189 14 p.

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

  Open Access

  File

  • Implication 100%
  • Model 100%
  • Wave 100%
  • Reservoir 100%
  • Pulse 100%
  28 Citations (Scopus)

  140 Downloads (Pure)

• Reply to 'Cord clamp insult may predispose to SIDS'

  Alastruey, J., Sherwin, S. J., Parker, K. H. & Rubens, D. D., Jan 2010, In: Early Human Development. 86, 1, p. 67-67 1 p.

  Research output: Contribution to journal › Letter › peer-review
• 2009

  Analysing the pattern of pulse waves in arterial networks: a time-domain study

  Alastruey, J., Parker, K. H., Peiro, J. & Sherwin, S. J., Aug 2009, In: JOURNAL OF ENGINEERING MATHEMATICS. 64, 4, p. 331-351 21 p.

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

  • Clinical Study 100%
  • Cardiovascular Disease 100%
  85 Citations (Scopus)

  62 Downloads (Pure)

• Flow in Large Vessels

  Alastruey, J., Doorly, D. J., Giordana, S., Peiro, J. & Sherwin, S. J., 2009, Cardiovascular Mathematics: Modeling and Simulation of the Circulatory System. Formaggia, L., Quarteroni, A. & Veneziani, A. (eds.). N/A ed. Milan ; New York: Springer, Vol. N/A. p. 447-457 11 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

• Modelling pulse wave propagation in the rabbit systemic circulation to assess the effects of altered nitric oxide synthesis

  Alastruey, J., Nagel, S. R., Nier, B. A., Hunt, A. A. E., Weinberg, P. D. & Peiro, J., 18 Sept 2009, In: Journal of Biomechanics. 42, 13, p. 2116-2123 8 p., N/A.

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

  • Models 100%
  • One Dimensional 50%
  • Mechanisms 50%
  • Corrosion 50%
  • Fluid Viscosity 50%
  27 Citations (Scopus)

  8 Downloads (Pure)

• Placental transfusion insult in the predisposition for SIDS: A mathematical study

  Alastruey, J., Sherwin, S. J., Parker, K. H. & Rubens, D. D., Jul 2009, In: Early Human Development. 85, 7, p. 455-459 5 p.

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

  • Sudden Infant Death Syndrome 100%
  • Disease Predisposition 100%
  • Neonatal Infant 66%
  • Screening Test 50%
  • Auditory Screening 50%
  6 Citations (Scopus)
• 2008

  Lumped parameter outflow models for 1-D blood flow simulations: Effect on pulse waves and parameter estimation

  Alastruey, J., Parker, K. H., Peiro, J. & Sherwin, S. J., Aug 2008, In: Communications in Computational Physics. 4, 2, p. 317-336 20 p.

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

  • Models 100%
  • Parameter Estimation 100%
  • Flow Simulation 100%
  • Lumped Parameter 100%
  • Model 100%
  167 Citations (Scopus)

• Reduced modelling of blood flow in the cerebral circulation: Coupling 1-D, 0-D and cerebral auto-regulation models

  Alastruey, J., Moore, S. M., Parker, K. H., David, T., Peiro, J. & Sherwin, S. J., 20 Mar 2008, In: INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN FLUIDS. 56, 8, p. 1061-1067 7 p.

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

  • Models 100%
  • One Dimensional 25%
  • Time Domain 25%
  • Linear Analysis 25%
  • Characteristic Impedance 25%
  97 Citations (Scopus)

• Separation of the reservoir and wave pressure and velocity from measurements at an arbitrary location in arteries

  Aguado-Sierra, J., Alastruey, J., Wang, J-J., Hadjiloizou, N., Davies, J. & Parker, K. H., May 2008, In: Proceedings of the Institution of Mechanical Engineers. Part H, Journal of Engineering in Medicine. 222, 4, p. 403-416 14 p.

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

  • Velocity 100%
  • Measured Data 40%
  • Pressure (P) 40%
  • Reservoir Pressure 40%
  • One Dimensional 20%
  52 Citations (Scopus)

• The Relationship Between Velocity and Cerebral Resistance During Vasomotor Reactivity Testing: Should We Report a Different Measurement?

  Byrd-Raynor, S. M., Alastruey, J., Hughes, A., Thom, S. & Parker, K., Jun 2008, In: Journal for Vascular Ultrasound. 32, 2, p. 67-74 8 p.

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

  • Measurement 100%
  • Hypercapnia 100%
  • Hypocapnia 100%
  • Vasoconstriction 100%
  • Velocity 100%
  1 Citation (Scopus)
• 2007

  Can the modified Allen’s test always detect sufficient collateral flow in the hand? A computational study

  Alastruey, J., Parker, KH., Peiro, J. & Sherwin, S. J., Jan 2007, In: Computer Methods in Biomechanics and Biomedical Engineering. 9, 6, p. 353-361 9 p., N/A.

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

  • Collateral Circulation 100%
  • Radial Artery 80%
  • Measurement 40%
  • Blood Flow 40%
  • Artery 40%
  28 Citations (Scopus)

• Importance of the aortic reservoir in determining the shape of the arterial pressure waveform – The forgotten lessons of Frank

  Davies, J., Hadjiloizou, N., Leibovich, D., Malaweera, A., Alastruey-Arimon, J., Whinnett, Z. I., Manisty, C. H., Francis, D. P., Aguado-Sierra, J., Foale, R. A., Malik, I. S., Parker, K., Mayet, J. & Hughes, A., Sept 2007, In: Artery Research. 1, 2, p. 40–45 6 p.

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

  • Reservoir 100%
  • Pressure 100%
  • Model 71%
  • Models 66%
  • Wave 28%
  64 Citations (Scopus)

  1 Downloads (Pure)

• Modelling the circle of Willis to assess the effects of anatomical variations and occlusions on cerebral flows

  Alastruey, J., Parker, K. H., Peiro, J., Byrd, S. M. & Sherwin, S. J., 2007, In: Journal of Biomechanics. 40, 8, p. 1794-1805 12 p., N/A.

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

  • Artery 100%
  • Brain 33%
  • Aorta 33%
  • Carotid Artery 28%
  • Patient 14%
  361 Citations (Scopus)

• Pulse wave propagation in a model human arterial network: Assessment of 1-D numerical simulations against in vitro measurements

  Matthys, K. S., Alastruey, J., Peiro, J., Khir, A. W., Segers, P., Verdonck, P. R., Parker, K. H. & Sherwin, S. J., 2007, In: Journal of Biomechanics. 40, 15, p. 3476-3486 11 p.

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

  • Evaluation 100%
  • Diffraction 100%
  • Pulse 100%
  • Models 100%
  • Computer Simulation 100%
  233 Citations (Scopus)