5 little -known facts about blood transfusions

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blood transfusions are now a relatively safe and standard procedure. But if you dig deeper into the history of medicine, it was not always possible. About 100 years ago, people did not even know how the circulatory system works and conducted terrible experiments. More – in the material.Once blood was considered the essence of life and useful only because of its mental properties. But then the blood was used for replacement therapy for the British suffering from postpartum bleeding. In this case, doctors used different liquids instead of blood. For example, in 1657, the scientist introduced El and wine into the dog's vein, which is why it was drunk. Only a few years later, blood transfusions from the animal to the animal were transfused, after which it became clear that it was necessary to restore the circulatory system. Experiments in this area have not stopped 300.Most often, blood transfusions end out. Only in the early 20th century were blood groups opened. This saved many lives during the First World War. Soviet scientists have found that the blood of corpses can persist for a while. The first blood transfusion from a corpse to a living person was successfully in 1930.In 1993, about 1000 people from the United States were infected with AIDS due to blood transfusions. Approximately 16 million cases of blood sampling occur annually. Of these, in 11 cases the blood was infected, in 20 cases there was a positive reaction to HIV. Prior to conducting such statistics, the number of cases where contaminated blood seemed much higher, which contributed to the spread of HIV and AIDS. Yolanda Saldyvir was fatally wounded by the Tayno style star Selena. While the 23-year-old girl was dying, her father argued with doctors who wanted to perform blood transfusions. He did not allow them to do so because of the religious beliefs of Jehovah's Witnesses. They are convinced that the adoption of another person's blood is a sin. There were many such cases. Tradents who sell a drug are roaming here. Most often it is injected into a vein for prolonged effect. But there are those who cannot afford this method, so they resort to the help of other drug addicts and transfuse their blood to obtain a dose. Of course, it caused a wave of deaths, infection and increased the number of HIV-positive inhabitants.