Saturday, March 23, 2013

Anesthetic help erase painful memories

Small doses of the gas is used in traditional anesthesia may protect against the formation of painful memories, U.S. researchers reported. Scientists have discovered that the gas in a position to sevoflurane and blocking painful memories is blunt. The study was published in the magazine New Scientist. The results showed that the gas affects the signals between the main regions of the brain. Experts hope that the results will help the patient, the memories that they get on the rare occasions when I solve awake during the operation. These terrible memories long can continue to be patient. At that time, both the strong painkillers are often used for the introduction of a unconscious patient, in fact, they have a much more complex effect on the body, according to specialists. Scientists conducted a study of volunteers. They divided the participants into two groups. A group of people affected anesthetic gas, but on the other - a placebo. Experts, the patients showed a number of photographs, some of which was of ordinary nature, such as a cup of coffee, and the other a little bloody and result was shown in horror. A week later, volunteers were asked to recall what shown in the photographs. Affected patients from placebo remember about 29% of the emotional images and 12% of normal. But could those who worked on the anesthetic gas, recall about 5% of the emotional images and 10% of the remainder. Scientists believe they have found a way to lock the emotional memory of the people. Maybe this will solve the problem of the rare cases in which the patient can not remember the time of the transaction in the event of insufficient action of the anesthetic.

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