4 ms·
> It is administered with a disposable needle-free injector, which uses a narrow stream of the fluid to penetrate the skin and deliver the jab to the proper tis
by avnigo 5y ago
> It is administered with a disposable needle-free injector, which uses a narrow stream of the fluid to penetrate the skin and deliver the jab to the proper tissue.
I've never heard of something like this [0],[1]. It's not injector-free, but rather needle-free.
[0]: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4675000/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4675000/
[1]: https://theconversation.com/a-covid-19-vaccine-may-come-without-a-needle-the-latest-vaccine-to-protect-without-jabbing-146564 https://theconversation.com/a-covid-19-vaccine-may-come-with...
- tintinmovie 5y agoThey've existed for quite a while now - https://en.wikipedia.org/wiki/Jet_injector#History https://en.wikipedia.org/wiki/Jet_injector#History
- Aachen 5y agoThat does not sound pleasant, though it seems they're less painful than needles from a bit of searching around.
- hhsub 5y agoLast jab I got I was sitting and waiting and I was looking around distracted and suddenly I felt the nurse was pushing the cotton already. She had injected me and I didn't feel anything at all. How are needles painful?
- icegreentea2 5y agoIt varies on person (including mental state), needle size, and nurse/operator skill. I suspect one bad experience with a needle can prime someone for a poor response in follow up experiences.
- Aachen 5y agoIndeed. Both covid jabs were perfectly fine, it probably doesn't get any more painless than that come to think of it, but I had a regular one in February with a cocktail of various vaccines and that one was much less pleasant.