Flexible Optical Fiber Sensor for Non-Invasive Continuous Monitoring of Human Physiological Signals

Area of Science:

• Biomedical Engineering
• Materials Science
• Sensing Technology

Background:

• Increasing health awareness necessitates effective human physiological signal monitoring.
• Traditional monitoring devices face challenges such as invasiveness, inconvenience, and limited continuous monitoring capabilities.
• Non-invasive flexible wearable devices offer a promising alternative to overcome these limitations.

Purpose of the Study:

• To review the applications of flexible optical fiber sensing technology (OFST) in monitoring various human physiological signals.
• To highlight the importance of continuous monitoring for health management, clinical settings, sports training, and emergency response.
• To discuss the challenges and future potential of OFST in non-invasive continuous health signal monitoring.

Main Methods:

• Comprehensive literature review of flexible optical fiber sensors (OFSs) and their applications in physiological monitoring.
• Analysis of OFST's advantages, including biocompatibility, anti-electromagnetic interference, and multi-signal monitoring capabilities.
• Examination of current challenges and future prospects in the field.

Main Results:

• Flexible OFST is effectively applied in monitoring lung function, cardiovascular function, body parameters, and motor function.
• OFST enables simultaneous monitoring of multiple physiological signals with high biocompatibility and anti-interference properties.
• The technology demonstrates significant potential for continuous, non-invasive health monitoring across diverse settings.

Conclusions:

• Flexible optical fiber sensing technology is a vital innovation for non-invasive, continuous physiological monitoring.
• OFST holds profound implications for materials science, sensing technology, and biomedicine, enhancing personal health management and clinical applications.
• Addressing current challenges will further unlock the potential of OFST for widespread adoption in healthcare and beyond.