Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Correlation among shear rate measures in vascular flows.

M H Friedman, O J Deters

    Journal of Biomechanical Engineering
    |February 1, 1987
    PubMed
    Summary
    This summary is machine-generated.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    New draft rejection study refutes shocking national health.

    Medical economics·2010
    Same author

    Statistics and the nation's health.

    The Medical annals of the District of Columbia·2010
    Same author

    Simple directionally sensitive two-component laser Doppler anemometer.

    Applied optics·2010
    Same author

    CORRELATION OF THE FINE STRUCTURE OF THE GASTRIC PARIETAL CELL (DOG) WITH FUNCTIONAL ACTIVITY OF THE STOMACH.

    The Journal of biophysical and biochemical cytology·2009
    Same author

    Hemodynamic measurements in human arterial casts, and their correlation with histology and luminal area.

    Journal of biomechanical engineering·2009
    Same author

    Modeling the adaptive permeability response of porcine iliac arteries to acute changes in mural shear.

    Annals of biomedical engineering·2003

    Researchers analyzed shear rate in human aortic bifurcations using laser Doppler anemometry. Findings suggest it

    Area of Science:

    • Cardiovascular science
    • Biomedical engineering
    • Fluid dynamics

    Background:

    • Hemodynamic forces, particularly wall shear stress, play a critical role in vascular health and disease.
    • Understanding the complex flow patterns at the aortic bifurcation is crucial for diagnosing and treating cardiovascular conditions.

    Purpose of the Study:

    • To calculate and analyze various shear rate measures in human aortic bifurcation casts.
    • To investigate the correlations between different shear rate parameters and their implications for in vivo measurements.

    Main Methods:

    • Utilized laser Doppler anemometry (LDA) to obtain hemodynamic data from flow-through casts of human aortic bifurcations.
    • Calculated multiple shear rate measures, including mean, amplitude, maximum rate of change, duration of stasis, flow reversal, and unidirectionality.

    Related Experiment Videos

    Main Results:

    • Numerous shear rate measures derived from LDA data were found to be highly intercorrelated.
    • The high correlation complicates the identification of specific flow field aspects most sensitive to the vessel wall in vivo.
    • Potential exists to differentiate temporal flow factors from wall shear stress effects.

    Conclusions:

    • The complexity of shear rate measurements in aortic bifurcations poses challenges for in vivo analysis.
    • Further research may disentangle the distinct influences of temporal flow dynamics and wall shear stress on vascular responses.