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‘Virtually painless’ needle-free injections developed in Netherlands

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AMSTERDAM, Oct 13 – Researchers in the Netherlands are growing laser know-how to allow “virtually painless” injections with out needles in what they name a breakthrough that may ease worry and decrease the brink for vaccinations.

The “Bubble Gun” makes use of a laser to push tiny droplets by means of the outer layer of the pores and skin, mentioned David Fernandez Rivas, a professor at Twente University and analysis affiliate on the Massachusetts Institute of Technology who based the concept.

The course of is faster than a mosquito chunk and “should not cause pain” as a result of nerve endings in the pores and skin aren’t touched, he mentioned, including this could be studied additional.

“Within a millisecond, the glass that contains the liquid is heated by a laser, a bubble is created in the liquid, pushing the liquid out at a velocity of at least 100 km per hour (60 mph),” he mentioned throughout an interview at his lab.

“That allows us to penetrate the skin without damage. We don’t see any wound or entry point.”

Rivas expects the invention won’t solely assist extra individuals get vaccinated, however may also forestall the danger of contamination by soiled needles and scale back medical waste.

Testing on tissue samples has efficiently been carried out with a 1.5-million-euro ($1.73 million) European Union grant. An software for funding to start human testing with volunteers is anticipated to be submitted this month, Rivas mentioned.

A brand new start-up firm will collaborate with the pharmaceutical trade to check and market the “Bubble Gun” know-how, he mentioned.

Common phobia

It may nonetheless take 1-3 years for the strategy to be out there to most of the people, relying on the progress of analysis and regulatory points.

Roughly one in 5 Dutch individuals are afraid of needles, mentioned Henk Schenk, who presents remedy to assist these struggling acutely. “Phobia of needles is more common than you might think. People are ashamed to admit it.”

Some individuals hint their fears again to a traumatic childhood hospital admission, or are afraid of surrendering management. A small variety of roughly 1 out of 1,000 have a deep phobia that requires repeated periods to organize them for a jab.

“During the (coronavirus) pandemic…, you see that a lot of people who had been able to avoid it are now up against the wall. People who need to get the COVID-19 vaccine are an important group for me this year.”

Patient Astrid Nijsen, a 31-year-old musical actress who has had 10 periods with Schenk, says she’d nonetheless really feel anxious about being vaccinated, even with no needle.

“It started during puberty. When I see a needle, or have to get a shot, I just want to leave. I’ll tear the place down just to avoid getting a shot,” she mentioned.

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