How safe is dental X-ray?
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Last Update: 2020-04-03
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Source: Internet
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Author: User
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Exposure to all sources of radiation, including sunlight, soil minerals and household appliances, can damage tissues and cells and even cause cancer Fortunately, the exposure dose during the X-ray is very small, so it is safe and the harm can be ignored With the rapid development of modern dental technology, the radiation level of dental X-ray is reduced to a very low level Some of the improvements include new digital x-ray devices that limit radiation to a small area Compared with the old-fashioned machine, the high-speed X-ray machine needs shorter exposure time, and the effect is the same In the United States, federal law also requires that X-ray machines be checked for accuracy and safety every two years, with some States requiring more frequent checks There are two main types of dental X-ray: intraoral (meaning that X-ray film is limited to the oral cavity) and extraoral (X-ray film is outside the oral cavity) There is also a modern dental X-ray technology called digital imaging Unlike the X-ray film taken in darkroom, this kind of X-ray directly transmits the image to the computer, which can be browsed, stored or printed through the screen This new technology has many advantages:
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