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Tattoo removal using the alexandrite laser

R E Fitzpatrick1, M P Goldman

  • 1Department of Medicine, University of California-San Diego.

Archives of Dermatology
|December 1, 1994
PubMed
Summary
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The alexandrite laser effectively removes professional and amateur tattoos, achieving over 95% pigment clearance. This Q-switched laser treatment offers a safe option for tattoo removal with minimal side effects.

Area of Science:

  • Dermatology
  • Laser Medicine
  • Aesthetic Surgery

Background:

  • Tattoo removal historically posed risks of scarring due to limitations in laser technology.
  • Variations in laser wavelengths and pulse durations impact tattoo removal efficacy and safety.
  • Q-switched lasers represent a significant advancement in tattoo removal techniques.

Purpose of the Study:

  • To evaluate the effectiveness of the alexandrite laser for removing professional and amateur tattoo pigments.
  • To assess the safety profile and adverse tissue responses associated with alexandrite laser tattoo removal.

Main Methods:

  • Utilized a Q-switched alexandrite laser (755 nm wavelength, 100 nanosecond pulse width).
  • Treated 17 patients with professional tattoos and 8 patients with amateur tattoos.

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  • Analyzed clinical and histological outcomes post-treatment.

    • Main Results:

    • Achieved greater than 95% tattoo pigment removal on average.
    • Required an average of 8.9 treatment sessions for significant clearance.
    • Observed transient hypopigmentation in approximately 50% of patients.
    • Reported transient textural surface changes in 12% of patients.

    Conclusions:

    • The alexandrite laser is a safe and effective method for tattoo pigment removal.
    • Demonstrated high efficacy in clearing black and blue-black tattoo inks.
    • Minimal transient side effects suggest a favorable safety profile.