The two men that are most frequently credited with creating the hypodermic needle are. Alexander Wood, a Scot from Edinburgh, is the first. In an effort to alleviate localized discomfort, he designed it. At a British Medical Association gathering in 1858, Wood presented his innovation. He discovered that it was effective for giving morphine to patients who were vomiting. Francis Rynd, an Irish physician, employed a hypodermic Needles as early as 1844, despite the fact that most historians attribute the invention of the device to Wood.

 He didn't use a Needles and syringe as we know them today, though, in his method. Rynd's contraption, in contrast, featured a cannula to facilitate the medication's passage into the body and a trocar to pierce the skin. The trocar was likewise drawn out by a spring. Syringes during that time period were often created from materials like glass or silver. The latter of the two materials was preferred because it allowed the injector to see how much liquid was within.

Read More- https://cmiblogdailydose.blogspot.com/2023/01/how-to-use-needles-perfectly-and-safely.html

0