There are a few different ways that you can inject without a needle. One way is to use a jet injector. Jet injectors use high pressure to inject the medication or vaccine into the skin. They are generally used for immunization,...
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No Needle Vaccine 1967
The No-Needle Vaccine was developed in 1967 by Dr. Maurice Hilleman and it was the first vaccine to be delivered without a needle. The vaccine was created using a jet injection system that used a high-pressure air stream to deliver the...
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