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

In vitro blood flows through small tubes.

J P Bitoun, D P Ly, D Bellet

    Biorheology. Supplement : the Official Journal of the International Society of Biorheology
    |January 1, 1984
    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

    Bridge percolation: electrical connectivity of discontinued conducting slabs by metallic nanowires.

    Nanoscale·2024
    Same author

    Expression of BrpA in Streptococcus mutans is regulated by FNR-box mediated repression.

    Molecular oral microbiology·2017
    Same author

    Understanding the mechanisms leading to failure in metallic nanowire-based transparent heaters, and solution for stability enhancement.

    Nanotechnology·2016
    Same author

    Optimization of silver nanowire-based transparent electrodes: effects of density, size and thermal annealing.

    Nanoscale·2015
    Same author

    Transcription factor Rex in regulation of pathophysiology in oral pathogens.

    Molecular oral microbiology·2015
    Same author

    Specific detection of type II human chorionic gonadotropin beta subunit produced by trophoblastic and neoplastic cells.

    Clinica chimica acta; international journal of clinical chemistry·2015

    This study examined blood flow in small tubes (200-500 microns) using microscopy. We analyzed how factors like tube size and blood composition affect red blood cell distribution and plasma layer thickness.

    Area of Science:

    • Biomedical Engineering
    • Fluid Dynamics
    • Microcirculation Research

    Background:

    • Understanding blood flow in microvessels is crucial for diagnosing and treating circulatory diseases.
    • Previous studies have explored blood rheology, but detailed analysis in small, varying diameter tubes remains important.

    Purpose of the Study:

    • To investigate the behavior of blood flow in small diameter tubes (200-500 microns).
    • To analyze the influence of various parameters on red blood cell distribution and plasma layer thickness.
    • To compare theoretical and experimental findings for two-fluid models in converging-diverging tubes.

    Main Methods:

    • Utilized video equipment with a phase contrast microscope to observe blood flow.
    • Conducted theoretical and experimental studies on two-fluid models in small tubes.

    Related Experiment Videos

  • Varied parameters including tube diameter, stenosis, flow rate, and hematocrit.

    • Main Results:

    • Observed red blood cell repartitions under different flow conditions.
    • Quantified the thickness of the peripheral plasma layer.
    • Identified key factors influencing blood flow dynamics at the microscale.

    Conclusions:

    • Tube diameter, stenosis, flow rate, and hematocrit significantly impact microcirculatory blood flow.
    • The study provides valuable insights into red blood cell distribution and plasma layer formation.
    • Experimental and theoretical results offer a comprehensive understanding of blood flow in small vessels.