Eye-Tracking Technology Combined with a Multilingual Graphic Interface Enables Seamless Communication for ALS Patients

Amyotrophic lateral sclerosis (ALS) is a progressive neurodegenerative disease in which patients gradually lose voluntary muscle control, ultimately leading to paralysis and speech impairment. Existing assistive communication devices are often hindered by high costs, incomplete language systems, and complex operations, leaving communication barriers unresolved—particularly in situations where patients rely heavily on foreign caregivers.