Renee Zhao holds up milli-spinner device for spinning away blood clots. August 2025.
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This tiny robot spins blood clots away

CNN catches up with Stanford University assistant professor Renee Zhao, who has helped develop a micro magnetic device called the milli-spinner that she hopes could one day revolutionise treatment for stroke patients.

2:37 • Source: CNN
Tech For Good 8 videos
Renee Zhao holds up milli-spinner device for spinning away blood clots. August 2025.
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This tiny robot spins blood clots away
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• Source: CNN
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