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• #5-2. Development of medical lasers in the 2000s

  

   

   

  Key examples of such two-in-one devices are Nd:YAG and alexandrite lasers. Three important aspects of a long pulsed…

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• #5-1. Development of medical lasers in the 2000s

  

   

   

  Development of medical lasers in the 2000s

   

  In the 1980s, the specifications of medical laser devices started…

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• #4-3. Development of medical lasers in the 1990s

  

   

  Laser hair removal, which opened a new era for dermatologic laser, was discovered by sheer chance during tattoo removal…

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• #4-2. Development of medical lasers in the 1990s

  

   

  After 1989, a Q-switched alexandrite laser (755nm) and Q-switched Nd:YAG laser (1064, 532nm) entered the market of pigmented lesions.…

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• #4-1. Development of medical lasers in the 1990s

  

   

  In the 1990s, dermatologic laser saw great advancements thanks to the theory of selective photothermolysis. Various lasers indicated for…

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• #6-3. Depigmenting Agents

   

  Licorice extract

  Gabridin (Glycyrrhiza glaba) is a major component of licorice extract and is used in treatment of dermatitis,…

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• #6-2. Depigmenting Agents

  

   

  Aloesin

  Aloesin is c-glycosylated chromone naturally derived from aloe vera. This competitively inhibits tyrosinase thereby inhibiting the tyrosine→DOPA, DOPA→DOPAquinone…

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• #6-1. Depigmenting Agents

  

   

  Tyrosinase Inhibitors

  Tyrosinase is a rate-limiting enzyme of melanogenesis by epidermal melanocytes. Some whitening products currently marketed contain ingredients…

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• #3-3. History of medical laser in the 1980s

  

   

  The theory of selective photothermolysis led to the birth of safe resurfacing with laser. In the 1980s, CW CO₂…

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• #3-2. History of medical laser in the 1980s

  

   

  Treatment of pigment particles or cell organs using light irradiation does not require accurate aiming as lesions have unique…

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