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Blunt-tipped Needle Is How To Develop Over?
Dr.c | Updated: Jun 09, 2017

Blunt-tipped Needle is how to develop over?
People in the childhood if the first contact with the injection, will be the tip of the needle into the flesh when the pain to cry, so they are the most unpopular "welcome" modern medical tools. However, if there is no Blunt-tipped Needles, there will be no intravenous infusion, many people will be killed. Do not underestimate this little Blunt-tipped Needle, in fact it also has a long history.
The Blunt-tipped Needle consists of a syringe with a small hole at the front and a matching piston stem. Blunt-tipped Needles are used to inject small amounts of liquid into areas that are not accessible to other methods or from those places. When the mandrel is pulled out, the liquid or gas is sucked from the tip of the barrel, and the liquid or gas is extruded when the mandrel is pushed in. The process of extracting or injecting gas or liquid with Blunt-tipped Needles and needles is called injection.
Early in the Blunt-tipped Needle before the invention, there have been doctors to implement the infusion of treatment, but because of the use of natural tools, so that the patient had an infection. It is generally believed that the origin of Blunt-tipped Needles for medical use is Scottish doctor Alexander Wood and the French Charles Pleasant, who worked together in 1853 to achieve this process. Alexander uses this new tool to subcutaneously inject morphine into the patient to treat sleep disorders. Unfortunately, however, Alexander's wife died because of herself injecting morphine overdose. Subsequently, Alexander has improved the Blunt-tipped Needles: needle on the scale, the needle is more fine. This series of improvements also attracted the attention of many doctors, and the Blunt-tipped Needle has been widely used.
It is also argued that the surgeons of Iraq and Egypt in the 9th century have developed a similar Blunt-tipped Needles that use a hollow glass tube for the removal of cataracts in the patient's eyes, which is still used at least in 1230, In the twentieth century this method was improved.
Blunt-tipped Needles can be made of plastic or glass, Blunt-tipped Needles can be sterilized by autoclave. In 1956, New Zealand doctor Colin Murdoch invented a disposable plastic Blunt-tipped Needle, it not only adhering to the traditional Blunt-tipped Needle transparent, inert, but also has the advantages of easy to damage, easy to transport, low cost, easy to recover and so on. Sex is blunt head catch up, it greatly reduces the risk of blood-borne diseases. Since then the new Blunt-tipped Needle began to scale production, and gradually become the first choice for doctors.
With the development of medical technology, needleless Blunt-tipped Needle also came into being, this Blunt-tipped Needle without needles, but with a high-speed high-pressure injector drugs through the skin into the body. This way can drastically reduce the number of doctors and nurses who use the needle Blunt-tipped Needle when accidentally tying themselves to an accident. In addition, also help some patients to avoid regular injections of insulin and other drugs caused by discomfort, needleless device so that these patients are pleased to accept drug injection. At the same time, the distribution of drug-free drugs in the organization is more dispersed, is conducive to the absorption of drugs, liquid absorption more complete, the drug bioavailability can be improved.

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