Advancements and Challenges in Non-Invasive Sensor Technologies for Swallowing Assessment: A Review

Area of Science:

• Biomedical Engineering
• Clinical Medicine
• Rehabilitation Science

Background:

• Dysphagia is a widespread condition affecting diverse populations, leading to severe health risks like malnutrition and increased mortality.
• Current diagnostic methods, such as VFSS and FEES, have limitations including expert dependency and potential complications.
• There is a critical need for improved, accessible diagnostic and therapeutic strategies for dysphagia, especially in vulnerable groups.

Purpose of the Study:

• To systematically review recent advancements in non-invasive swallowing function detection devices.
• To focus on the validation and clinical implementation of these novel sensor technologies.
• To provide a theoretical foundation by discussing the biomechanics of swallowing.

Main Methods:

• Systematic review of literature on non-invasive swallowing detection devices.
• Analysis of device validation studies and clinical application data.
• Examination of the biomechanical aspects of the swallowing process.

Main Results:

• Non-invasive sensors present a more comfortable and convenient approach to swallowing assessment compared to traditional methods.
• The review highlights validated non-invasive device designs suitable for clinical practice.
• Discussion of swallowing biomechanics provides context for technological development.

Conclusions:

• Non-invasive swallowing detection technologies are advancing rapidly, offering potential for improved patient care.
• These technologies could lead to a paradigm shift in dysphagia assessment, making it more accessible and accurate.
• Further development and implementation of non-invasive sensors are crucial for better patient outcomes and reduced healthcare costs.