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

Drop-counting flow computer.

C G Burgar, G J Winter, A P Shepherd

    The American Journal of Physiology
    |February 1, 1985
    PubMed
    Summary
    This summary is machine-generated.

    This study presents an affordable microcomputer-based flow computer using a liquid crystal display and game cartridge for efficient fluid measurement. The system accurately measures water and blood flow, offering a cost-effective solution for research applications.

    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

    Cardiovascular Interactions Tutorial: An Update.

    Journal of medical systems·2017
    Same author

    Comparison of Mie theory and the light scattering of red blood cells.

    Applied optics·2010
    Same author

    Effect of equinus foot placement and intrinsic muscle response on knee extension during stance.

    Gait & posture·2005
    Same author

    Rapid spectrophotometric measurements of total bilirubin in intact and hemolyzed neonatal blood: a feasibility study.

    Journal of perinatology : official journal of the California Perinatal Association·2001
    Same author

    A simple method for measuring fetal hemoglobin by co-oximetry.

    Clinica chimica acta; international journal of clinical chemistry·2001
    Same author

    Development of robots for rehabilitation therapy: the Palo Alto VA/Stanford experience.

    Journal of rehabilitation research and development·2001
    Same journal

    Blood coagulation in fish.

    The American journal of physiology·2011
    Same journal

    Renal tubular reabsorption, metabolic utilization and isomeric fractionation of lactic acid in the dog.

    The American journal of physiology·2010
    Same journal

    The inactivation of placental toxin by human serum.

    The American journal of physiology·2010
    Same journal

    Adrenal function following ovariectomy in the rat.

    The American journal of physiology·2010
    Same journal

    Capillary permeability; perfusion of frog and guinea pig hind limbs.

    The American journal of physiology·2010
    Same journal

    Evaluation of protective measures against sunburn.

    The American journal of physiology·2010
    See all related articles

    Area of Science:

    • Biomedical Engineering
    • Instrumentation
    • Fluid Dynamics

    Background:

    • Traditional flow measurement devices can be expensive and occupy significant bench space.
    • The need for specialized equipment can limit accessibility in research settings.

    Purpose of the Study:

    • To develop an inexpensive and compact flow computer using a microcomputer.
    • To enable accurate measurement of fluid flow rates, including blood flow, in laboratory settings.

    Main Methods:

    • Adapted an inexpensive microcomputer (VIC-20) with a liquid crystal display and a game cartridge for program storage.
    • Utilized the microcomputer's real-time clock and an infrared beam to count fluid drops and calculate flow.
    • Incorporated digital-to-analog converters for external recording and fraction collector triggering.

    Related Experiment Videos

    Main Results:

    • The developed flow computer demonstrated highly accurate and linear measurements for water and blood flow.
    • The system proved to be cost-effective and space-saving compared to conventional flow meters.
    • Hematocrit variations in typical experiments were found to have minimal impact on blood flow determination.

    Conclusions:

    • The microcomputer-based flow computer offers a viable, low-cost alternative for precise fluid flow measurements.
    • This adaptable system enhances the feasibility of flow monitoring in various experimental setups.
    • The technology provides a practical solution for researchers seeking affordable and efficient flow measurement tools.