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

Temperature and concentration distribution within the Genius dialysate container.

Sunny Eloot1, Annemieke Dhondt, Jan Vierendeels

  • 1Institute of Biomedical Technology, Ghent University, Campus Heymans--Block B, De Pintelaan 185, 9000 Gent, Belgium. sunny.eloot@ugent.be

Nephrology, Dialysis, Transplantation : Official Publication of the European Dialysis and Transplant Association - European Renal Association
|June 15, 2007
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

Assessing ultraviolet-C light-emitting diode disinfection of disposable video laryngoscope blades: a sustainable approach through an integrated microbiological, environmental, economic, and regulatory evaluation.

BJA open·2026
Same author

Medical assistance in dying on psychiatric grounds in adolescents and young adults: <i>a narrative review</i>.

International review of psychiatry (Abingdon, England)·2026
Same author

Quantifying the climate and water footprint of artificial intelligence in anaesthesia and intensive care.

European journal of anaesthesiology·2026
Same author

The health production model and the crucial role of health promotion.

Expert review of pharmacoeconomics & outcomes research·2025
Same author

Clinical assessment of cannula performance during adult minimally invasive valve surgery using predictive mathematical models.

Interdisciplinary cardiovascular and thoracic surgery·2025
Same author

Early plasmapheresis in type 2 benign recurrent intrahepatic cholestasis: A case report and review of literature.

World journal of hepatology·2025
Same journal

Evidence-Based Medicine versus Personalized Medicine when attempting to block complement in IgA nephropathy.

Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association·2026
Same journal

Impact of immunosuppressive therapy on renal and patient survival in rapidly progressive secondary IgA nephropathy.

Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association·2026
Same journal

Severe Pregnancy-Associated Acute Kidney Injury and Maternal Vulnerability.

Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association·2026
Same journal

Correction to: Hyponatraemia-treatment standard 2024.

Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association·2026
Same journal

Effect of Semaglutide on Measured vs Estimated Glomerular Filtration Rate.

Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association·2026
Same journal

Beyond Diffusion and Convection: Is Adsorption the Third Dimension of Dialysis?

Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association·2026
See all related articles

Dialysate mixing in Genius dialysis systems is influenced by temperature differences. Simulations show heating spent dialysate significantly increases contamination volume, highlighting temperature as a key factor.

Area of Science:

  • Nephrology
  • Biomedical Engineering
  • Fluid Dynamics

Background:

  • The Genius single-pass batch system utilizes a closed dialysate container for dialysis.
  • Maintaining fluid separation is crucial, but mixing can occur under specific conditions.
  • Prior in vitro studies linked dialysate temperature and solute differences to mixing events.

Purpose of the Study:

  • To investigate the mechanisms of fresh and spent dialysate separation in the Genius container.
  • To understand how temperature gradients influence dialysate mixing.
  • To model fluid, mass, and heat transfer within the Genius dialysis system.

Main Methods:

  • Developed a mathematical model of the 75 L Genius container.
  • Solved general fluid, mass, and heat transfer equations.

Related Experiment Videos

  • Simulated a 300-minute dialysis session with specific urea and temperature conditions.
  • Applied two boundary condition strategies: spontaneous cooling and active heating of spent dialysate.

    • Main Results:

    • Dialysate cooling observed near container walls and central tube (spontaneous cooling).
    • Warming near the central tube occurred when spent dialysate was heated.
    • Density stratification maintained, causing solutes to migrate to warmer zones.
    • Heated spent dialysate scenario resulted in a larger contaminated volume than predicted.

    Conclusions:

    • Computer simulations revealed complex temperature and concentration distributions.
    • Temperature is a primary factor influencing dialysate mixing phenomena.
    • The findings provide insight into preventing unintended dialysate contamination.