The process is faster than a mosquito bite and “shouldn’t be painful” because the nerve endings in the skin don’t touch, he said, adding that this would be further studied.
“In one millisecond, the crystal containing the liquid is heated with a laser, creating a bubble in the liquid, which pushes the liquid out at a speed of at least 100 km per hour (60 mph)”, he clarified during an interview in his laboratory.
“That allows us to penetrate the skin without damaging it. We don’t see any wound or entry point.”
Rivas hopes the invention will not only help more people get vaccinated, but also avoid the risk of contamination from dirty needles and reduce medical waste.
Tests on tissue samples have been carried out successfully thanks to a grant from the European Union of 1.5 million euros ($ 1.73 million). A funding request is expected this month to begin human testing with volunteers, Rivas said.
A new start-up company will collaborate with the pharmaceutical industry to test and commercialize the “Bubble Gun” technology.
“At the same time, there is already so much news about the crown crisis that I also want to keep a low profile: a vaccine with a laser sounds exciting in these difficult times, I get it.”, he said and added: “But if I can help my country and the Netherlands with needle-free vaccination in the next pandemic, I’ll be ready.”
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