Application of UV in the field of skin medicine


The sun nurtures everything with its light and heat, which is one of the basic conditions for human survival. As early as in ancient times, people found that sun exposure is good for health. Middle Easterners discovered that ultraviolet rays in sunlight can treat a considerable part of skin diseases. Modern people take sun exposure as a fitness activity.

The composition of sunlight is more complicated. The deep ultraviolet LED manufacturer tells you that it mainly includes UVIA, UVB, UVC and other ingredients. UVB mainly causes skin sunburn, while UVA mainly causes skin tanning. UVC is covered by clouds and rarely reaches the ground, so it is harmful to the skin. The impact is small. In the 1970s, foreign scientists made a variety of ultraviolet treatment equipment, which needed to be irradiated after taking photosensitizers, that is, photochemotherapy (PUVIA), but this therapy has many side effects: patients need to be protected from light, and skin reactions are also It's more dramatic.


In the 21st century, the research and application of photomedicine has become an important topic in the global medical community. At present, modern medicine has some understanding of the mechanism of using ultraviolet rays in sunlight for phototherapy. Since ultraviolet rays first act on the skin or mucous membranes of the human body, the various photobiological effects of ultraviolet rays are first realized through the action of the skin. Therefore, ultraviolet rays have special effects in the treatment of various acute and chronic skin diseases. Important value.


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