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Related Experiment Videos

The excimer lasers.

James M Spencer1, Suhail M Hadi

  • 1The Mount Sinai Medical Center, New York, New York 10029, USA. James.M.Spencer@msnyuhealth.org

Journal of Drugs in Dermatology : JDD
|November 24, 2004
PubMed
Summary
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Excimer lasers, or excited dimer lasers, are utilized in medicine for tissue ablation and non-ablative phototherapy. The xenon-chloride excimer laser is particularly relevant for dermatological applications.

Area of Science:

  • Medical applications of lasers
  • Phototherapy and tissue ablation

Background:

  • Excimer lasers, or excited dimer lasers, operate in the ultraviolet spectrum.
  • They utilize a mixture of noble gases and halogens as the lasing medium.
  • Common examples include argon-fluoride, krypton-fluoride, xenon-fluoride, and xenon-chloride lasers.

Purpose of the Study:

  • To highlight the diverse medical applications of excimer lasers.
  • To emphasize the specific relevance of the xenon-chloride excimer laser in dermatology.
  • To differentiate between ablative and non-ablative uses of these lasers.

Main Methods:

  • Utilizing ultraviolet light emission from excited dimers.
  • Employing mixtures of noble gases and halogens for laser operation.

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  • Application in various medical fields such as dermatology, cardiology, ophthalmology, and orthopedics.

    • Main Results:

    • Excimer lasers enable precise cold tissue ablation.
    • The 308 nm xenon-chloride laser is a key tool in dermatological treatments.
    • Recent advancements include their use in non-ablative phototherapy.

    Conclusions:

    • Excimer lasers offer versatile therapeutic options in medicine.
    • Their application in dermatology spans both tissue ablation and phototherapy.
    • The unique properties of ultraviolet excimer lasers drive their expanding medical use.