BCI tech moves beyond research labs

Healthcare, rehab applications account for largest share of demand

On a weekday afternoon, Cai Yuqingyan waits outside a kindergarten gate. For most parents, the moment a child runs into their arms is entirely unremarkable. For Cai, it is a hard-won triumph.

A world champion in para swimming and canoeing, Cai lost her leg in a traffic accident before her third birthday. For decades, navigating life on crutches meant that even a simple, spontaneous embrace required careful physical calculation.