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Connector-Free World-to-Chip Interconnection for Microfluidic Devices.

In-Hyouk Song1, Taehyun Park2

  • 1Department of Engineering Technology, Texas State University, San Marcos, TX 78666, USA. in-hyouk.song@txstate.edu.

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Summary

A new connector-free method for lab-on-a-chip (LOC) devices uses an interference fit for reliable fluidic connections. This technique offers a simple, strong, and contamination-free alternative to current bulky and complex interconnection systems.

Keywords:
connector-freeinterference fitmicrofluidicworld-to-chip interconnection

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Area of Science:

  • Microfluidics
  • Biotechnology
  • Materials Science

Background:

  • Lab-on-a-chip (LOC) devices require robust fluidic interconnections.
  • Existing methods for world-to-chip connections are often bulky, expensive, or complex.
  • Limitations in current technologies hinder the widespread adoption of functional LOC systems.

Purpose of the Study:

  • To introduce a novel connector-free technique for reliable microfluidic interconnections.
  • To address the limitations of current bulky, expensive, and complicated interconnection methods.
  • To demonstrate a simple, rapid, and high-strength solution for fluidic coupling in LOC devices.

Main Methods:

  • Development of a novel connector-free technique utilizing an interference fit mechanism.
  • Integration of capillary tubes with microfluidic devices via the interference fit.
  • Evaluation of the technique's performance in terms of pressure sustainability and ease of use.

Main Results:

  • The proposed interference fit mechanism provides a reliable and high-pressure connection.
  • The technique eliminates chemical contamination associated with traditional connectors.
  • Demonstrated advantages include easy plugging, high-density integration, and rapid assembly.

Conclusions:

  • The novel connector-free interference fit technique offers a significant advancement for microfluidic interconnections.
  • This method presents a promising, cost-effective, and user-friendly alternative to existing technologies.
  • The technique has the potential to enhance the development and application of functional lab-on-a-chip devices.