A Monolithic 3D Printed Axisymmetric Co-Flow Single and Compound Emulsion Generator

Area of Science:

• Microfluidics
• Biotechnology
• Materials Science

Background:

• Microfluidic devices are crucial for precise fluid manipulation.
• Traditional fabrication methods can be complex and costly.
• There is a need for accessible and user-friendly droplet generation systems.

Purpose of the Study:

• To develop a cost-effective and user-friendly microfluidic droplet generator.
• To demonstrate the capability of producing single and compound emulsions.
• To showcase the fabrication of bio-emulsions using 3D printing technology.

Main Methods:

• Utilized a 3D axisymmetric co-flow structure for droplet generation.
• Employed a cost-effective and user-friendly 3D printing process for device fabrication.
• Characterized droplet size, generation frequency, and emulsion structures using deionized water and mineral oil.

Main Results:

• Successfully generated single and compound emulsions with controlled features.
• Demonstrated the feasibility of producing bio-emulsions, including alginate and collagen droplets.
• Verified the performance and characteristics of the generated emulsions.

Conclusions:

• The monolithic 3D printed device provides an accessible and easy-to-use platform for droplet generation.
• This technology can be widely adopted for various emulsion applications.
• The study highlights the potential of 3D printing in advancing microfluidic device fabrication.