Who invented syringe?

Syringe is the earliest form medical enemator according to historical records, syringe there is the original form of the applier. Chinese medical zhang zhongjing in han dynasty, in his treatise on febrile disease (written in 219 AD) "chengxiang yangming" wrote: "if yangming disease, spontaneous sweating, sweating, urination and self-interest, it is fluid within the exhaust, hard do not attack, when had to move bowels, fry guide appropriate honey and pass. If the soil root and big pig bile, are available as a guide." Party "in the book" pig bile article also clearly pointed out: "a big pig gall, spilled juice, and some mature vinegar, to fill valley (anus), such as food, when defecate, the night eat what evil effect." How to "fill valley"? He wrote: "to small bamboo tubes... inside into the valleys." This small building is enemator, the prototype of the syringe. As early as the 15th century, Italian Katie Neil syringe principle is put forward. But until 1657 the British Boyle and Ryan was the first human trials, Ryan, according to the hypothesis that the teal inside with feathers do puncture needle tube, made containers of liquids, the dog bladder into liquid, crush the dog bladder injected liquid into the body. But not because of difficult to use, can be widely used. King Louis xvi of France (1774-1792), the army surgeon Abel was also imagine a syringe piston. But it is generally believed Mr Watts in France was the inventor of the syringe. He produced in 1853 of the syringe is made of silver, only 1 ml capacity, and have a car have threaded piston rods. Englishman Sir Alex ferguson's first use glass syringes. The transparency of the glass is good, can see the injection drugs. Since then have a glass tube made of metal and used syringes, can be used to boil disinfection, needles can also sharpen reoccupy and disinfection. Now with syringe made of plastic, with a throw, greatly reduces the risk of infection when injection.
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