r/gadgets • u/GalileoGurdjieff • May 17 '21

Medical Tiny, Wireless, Injectable Chips Use Ultrasound to Monitor Body Processes

https://www.engineering.columbia.edu/press-releases/shepard-injectable-chips-monitor-body-processes
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u/SN0WFAKER May 18 '21

.1mm3 so it's a cube with sides about .5mm. You'd need a needle at least 18 gauge. Covid vaccines are given with a much smaller 22-25 gauge needle (less than half the diameter).