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A practical microfluidic pump enabled by acoustofluidics and 3D printing.

Adem Ozcelik1, Zeynep Aslan1

  • 1Department of Mechanical Engineering, Aydın Adnan Menderes University, Aydın, Turkey.

Microfluidics and Nanofluidics
|January 11, 2021
PubMed
Summary
This summary is machine-generated.

A new 3D-printed microfluidic pump uses acoustofluidics for simple, low-cost fluid control. This portable device achieves controllable flow rates for biomedical applications, enhancing accessibility in low-resource settings.

Keywords:
3D-printed microfluidicsAcoustic streamingAcoustofluidicsMicrofluidic pump

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Area of Science:

  • Biomedical Engineering
  • Microfluidics
  • Acoustics

Background:

  • Microfluidic platforms are crucial for on-chip sample processing and diagnostics.
  • Efficient fluid manipulation remains a challenge for portable, low-resource applications.

Purpose of the Study:

  • To develop a simple, low-cost microfluidic pumping device.
  • To enable portable and accessible fluid manipulation for biomedical applications.

Main Methods:

  • Fabrication using three-dimensional (3D) printing, glass capillaries, epoxy, and a piezoelectric transducer.
  • Utilizing acoustofluidics and acoustic streaming patterns for fluid manipulation.
  • Characterization of flow rates and pumping direction control via frequency tuning.

Main Results:

  • Achieved controllable and continuous flow rates up to 12 μL/min.
  • Demonstrated control of pumping direction by adjusting frequency.
  • Successfully fabricated a versatile and simple microfluidic pumping device.

Conclusions:

  • The 3D-printed acoustofluidic pump offers a promising solution for portable and affordable on-chip fluid handling.
  • This technology can significantly improve accessibility for biomedical applications in low-resource settings.
  • The device's simplicity and versatility make it suitable for various on-chip sample processing and analysis tasks.