When Were Hypodermic Needles Invented?

The hollow metal needle was invented in 1844 by Irish physician Francis Rynd. The first devices recognizable as hypodermic syringes were independently invented virtually simultaneously in 1853 by Scottish physician Alexander Wood and French surgeon Charles Gabriel Pravaz.

When was the first injection invented?

1844: Irish physician Francis Rynd invented the hollow needle and used it to make the first recorded subcutaneous injections, specifically a sedative to treat neuralgia. 1853: Charles Pravaz and Alexander Wood independently developed medical syringes with a needle fine enough to pierce the skin.

Who invented the first hypodermic needle?

Alexander Wood: inventor of the hypodermic syringe and needle.