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[Plastic micro-tips for drug delivery].

A Muslija1, A E Guber, M Heckele

  • 1Institut für Mikrostrukturtechnik, Forschungszentrum Karlsruhe, Deutschland. alban.muslija@imt.fzk.de

Biomedizinische Technik. Biomedical Engineering
|November 28, 2002
PubMed
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Researchers developed a new method for fabricating disposable plastic microtips with integrated capillaries for precise liquid handling. This innovation supports cost-effective and hygienic applications in drug delivery and microarrays.

Area of Science:

  • Biomedical Engineering
  • Life Sciences
  • Materials Science

Context:

  • Precise transfer of minimal substance volumes is crucial in microfluidic systems.
  • Applications in drug delivery and microarray processing demand disposable, cost-effective solutions.
  • Existing methods may not meet the combined requirements of precision, disposability, and cost.

Purpose:

  • To develop a method for fabricating microtips from plastic materials.
  • To enable precise removal and transfer of minute liquid volumes.
  • To create disposable microtips suitable for biomedical and life science applications.

Summary:

  • A novel doublesided molding technique has been established to fabricate miniaturized plastic tips with integrated through-going capillaries.

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  • This method facilitates the exact removal or transfer of minimal substance volumes from reservoirs or microfluidic systems.
  • The fabricated microtips are designed for disposable use, addressing hygiene and cost considerations.

    • Impact:

    • Enables more accessible and affordable high-precision liquid handling in research and clinical settings.
    • Supports advancements in drug delivery systems and high-throughput biological assays.
    • Reduces contamination risks and operational costs through disposable plastic microtip technology.