Soft and Stretchable Polymeric Optical Waveguide-Based Sensors for Wearable and Biomedical Applications

Area of Science:

• Materials Science
• Biomedical Engineering
• Optics

Background:

• Soft, stretchable, and biocompatible devices are rapidly advancing for biomedical applications.
• Soft optical devices offer advantages like electrical safety, stability, miniaturization, and immunity to electromagnetic interference.

Purpose of the Study:

• To review recent progress in soft and stretchable optical waveguides and sensors.
• To discuss advanced structural designs, fabrication strategies, and functionalities.
• To explore potential applications in wearable and biomedical fields.

Main Methods:

• Review of literature on soft and stretchable optical waveguides and sensors.
• Analysis of structural designs, fabrication techniques, and device functionalities.
• Discussion of current and potential applications in healthcare and human-machine interfaces.

Main Results:

• Significant advancements in developing light-guiding devices using transparent and elastic polymers.
• Demonstration of desired physiomechanical properties for wearable and implantable optical applications.
• Exploration of diverse functionalities for optical sensing, diagnostics, and therapy.

Conclusions:

• Soft and stretchable optical technologies present a safe and reliable alternative to conventional rigid optical waveguides.
• These emerging technologies are poised to enable next-generation smart wearables and advanced healthcare devices.
• Continued development is expected to enhance capabilities in biomedical monitoring, personal healthcare, and human-machine interfaces.