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Geer also helped her husband in his business; she thought that the syringes being manufactured were difficult to use because they were often imprecise and unsanitary. This influenced her to create a more precise syringe. On February 12, 1896, Geer filed for a patent for the one-handed medical syringe design. [5]
A Med-E-Jet vaccination gun from 1980. A jet injector, also known as a jet gun injector, air gun, or pneumatic injector, is a medical instrument that uses a high-pressure jet of liquid medication to penetrate the skin and deliver medication under the skin without a needle.
Hunter was very early in his career when he became interested in using syringes to administer injections of pain relief. [3] In the 1860s, he improved on the design of the syringe that had been invented by Alexander Wood by adding the needle point and lateral opening. [4]
Fire syringe has two meanings: A fire piston, a fire starting device; A squirt, in the form of a large syringe, one of the first firefighting devices in history used to squirt water onto the burning fuel. [39] Autoinjector, a device to ease injection, e.g. by the patient or other untrained personnel. Hippy Sippy
Syringe on left, hypodermic needle with attached colour coded Luer-Lock connector on right Hypodermic needle features. A hypodermic needle (from Greek ὑπο- (hypo-= under), and δέρμα (derma = skin)) is a very thin, hollow tube with one sharp tip. It is one of a category of medical tools which enter the skin, called sharps. [1]
Measuring 3 cm (1.18 in) long and 5 mm (0.2 in) in diameter, his syringe was entirely in silver, [2] made by Établissements Charrière, and operated by a screw (rather than the plunger familiar today) to control the amount of substance injected. The Scottish doctor Alexander Wood invented the syringe as used today - also in 1853. Wood's device ...
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"Tuberculin" syringes and types of syringes used to inject insulin are commonly used. Commonly used syringes usually have a built-in 28 gauge (or thereabouts) needle typically 1/2 or 5/8 inches long. The preferred injection site is the crook of the elbow (i.e., the Median cubital vein), on the user's non-writing hand