Microfluidic contact lens: fabrication approaches and applications.

Area of Science:

• Biomedical Engineering
• Ophthalmology
• Materials Science

Background:

• Microfluidic contact lenses leverage microscale engineering for precise tear analysis and drug delivery.
• The limited space in the eye necessitates miniaturized diagnostic and therapeutic solutions.

Purpose of the Study:

• To review the design, fabrication, and applications of microfluidic contact lenses.
• To highlight their potential in ocular disease diagnosis and targeted drug delivery.
• To discuss current challenges and future research directions in the field.

Main Methods:

• Integration of microfluidic networks and sensors into contact lens platforms.
• Development of scalable fabrication techniques for microfluidic contact lenses.
• Review of existing literature on microfluidic contact lens technology and applications.

Main Results:

• Demonstrated real-time monitoring of ocular parameters like glucose and pH via integrated sensors.
• Showcased potential for continuous, power-free intraocular pressure monitoring for glaucoma management.
• Highlighted enhanced therapeutic efficacy through controlled medication release from microfluidic channels.

Conclusions:

• Microfluidic contact lenses represent a promising technology for integrated ocular diagnostics and therapeutics.
• Advancements in fabrication are crucial for clinical translation.
• These lenses bridge the gap between diagnostics and treatment, offering significant potential for improved ocular health management.