Who Invented the Jet Engine?
Who Invented the Jet Engine?
Jul 23, 2019
thoughtco.com
💉✨ In 1967, a needle-free injection method called the jet injector was widely used for mass vaccinations. This device delivered vaccines through a high-pressure stream that penetrated the skin without a traditional needle. ✅ 🌍 It played a big role in large immunization drives like the smallpox eradication campaign, helping healthcare workers vaccinate hundreds of people quickly. ⚠️ However, safety concerns arose later — improper sterilization between uses sometimes led to the spread of bloodbo
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💉✨ In 1967, a needle-free injection method called the jet injector was …
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FacebookThe Doctorpreneur Academy
The history of needle-free jet injectors traces back to the 19th century, originating from accidental high-pressure fluid discoveries. Modern development surged in the 1930s, leading to devices like the Ped-O-Jet for efficient, painless vaccine administration by the 1960s. In 1967, jet injectors played a key role in the WHO’s smallpox eradication campaign, enabling mass vaccinations in Nicaragua and beyond. Nicknamed “la pistola de la paz,” they used compressed air to deliver vaccines, accelerat
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The history of needle-free jet injectors traces back to the 19th c…
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FacebookHistoryinmemes
SS Knowledge TV on Instagram: "The Needle-Free Vaccine. This shocking 1967 invention was supposed to end the fear of needles forever! Scientists created a Jet Injector — a device that could inject vaccines without a needle, using high-pressure liquid jets that penetrated the skin directly. It was widely used during mass vaccination campaigns because it was fast, cheap, and efficient. But soon doctors discovered a terrifying truth — the same nozzle was being reused for multiple people, which mean
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SS Knowledge TV on Instagram: "The Needle-Free Vaccine. This sh…
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