Very cool! Is this the same physical principle as the old 'Jet Injectors' [0]. But using the ultrasound transducer as the mechanical force? [0] https://en.wiki

Very cool! Is this the same physical principle as the old 'Jet Injectors' [0]. But using the ultrasound transducer as the mechanical force? [0] https://en.wikipedia.org/wiki/Jet_injector https://en.wikipedia.org/wiki/Jet_injector