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Related Experiment Videos

A new module arrangement for plasmapheresis.

R Hilke1, W Albrecht, S Weidemann

  • 1GKSS Forschungszentrum Geesthacht GmbH, Institut für Chemie, Teltow, Germany. roland.hilke@gkss.de

Transfusion and Apheresis Science : Official Journal of the World Apheresis Association : Official Journal of the European Society for Haemapheresis
|January 17, 2002
PubMed
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A novel duomodule filter arrangement simplifies on-line plasmapheresis by integrating two filtration steps into one circuit. This innovation enhances plasma detoxification efficiency for therapeutic apheresis.

Area of Science:

  • Biomedical Engineering
  • Medical Technology
  • Plasma Separation

Background:

  • Traditional on-line plasmapheresis requires two external circuits for plasma filtration and detoxification.
  • This double treatment process can be complex and time-consuming.

Purpose of the Study:

  • To introduce and evaluate a novel "duomodule" filter arrangement for on-line plasmapheresis.
  • To assess the efficiency of the duomodule in integrating filtration steps and reducing treatment complexity.

Main Methods:

  • The duomodule, a single-equipment module with one external circuit, was designed and tested.
  • Separations were performed using aqueous polyethylene glycol (PEG) solutions and human plasma.

Main Results:

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  • The duomodule effectively decreased higher molecular substances in the feed solutions.
  • These removed substances significantly accumulated in the permeate solution within the module's external compartment.

    • Conclusions:

    • The duomodule arrangement offers a simplified and potentially more efficient approach to on-line plasmapheresis.
    • This integrated filtration system shows promise as a valuable tool for therapeutic apheresis.