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Related Concept Videos

Confocal Fluorescence Microscopy01:16

Confocal Fluorescence Microscopy

Confocal microscopy is an advanced microscopic technique. The prime advantage of the confocal microscope over other microscopy techniques is its ability to block the out-of-focus light from the illuminated samples using pinholes. It is widely used with fluorescence optics to obtain high-resolution, sharp contrast images. Unlike optical microscopes, confocal microscopes use a focused beam of light laser to scan the entire sample surface at different z-planes. These microscopes are, therefore,...

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Related Experiment Video

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Enhancement of Facial Rejuvenation Through a Combination of 1565 nm Non-Ablative Fractional Laser with 30% Supramolecular Salicylic Acid
03:47

Enhancement of Facial Rejuvenation Through a Combination of 1565 nm Non-Ablative Fractional Laser with 30% Supramolecular Salicylic Acid

Published on: September 27, 2024

Fractional laser skin resurfacing.

Macrene R Alexiades-Armenakas1, Jeffrey S Dover, Kenneth A Arndt

  • 1Department of Dermatology, Yale University School of Medicine, New Haven, CT, USA. dralexiades@nyderm.org

Journal of Drugs in Dermatology : JDD
|November 9, 2012
PubMed
Summary

Fractional laser skin resurfacing (LSR) offers a balance of safety and efficacy, improving upon traditional ablative methods. This advanced technique uses micro-columns of thermal injury for effective skin rejuvenation with reduced side effects.

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Apparatus for Harvesting Tissue Microcolumns
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Apparatus for Harvesting Tissue Microcolumns
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Apparatus for Harvesting Tissue Microcolumns

Published on: October 25, 2018

Area of Science:

  • Dermatology
  • Aesthetic Medicine
  • Laser Technology

Background:

  • Traditional ablative laser skin resurfacing (LSR) effectively treats wrinkles and scars but has significant side effects.
  • Nonablative LSR is safe but lacks consistent clinical results.
  • Fractional LSR emerged to combine the efficacy of ablative and safety of nonablative approaches.

Purpose of the Study:

  • To review the evolution of laser skin resurfacing (LSR) technologies.
  • To highlight the development and benefits of fractional laser skin resurfacing.
  • To discuss the balance between safety and efficacy in modern LSR.

Main Methods:

  • Review of advancements in laser skin resurfacing (LSR) over two decades.
  • Comparison of traditional ablative, nonablative, and fractional LSR techniques.
  • Analysis of fractional laser energy delivery and adjustable parameters.

Main Results:

  • Fractional LSR, initially nonablative (Er:YAG), creates microscopic treatment zones for rapid healing.
  • Application to ablative wavelengths (CO2, Er:YAG, YSG) enhanced clinical outcomes.
  • Adjustable parameters allow precise control over treatment depth, surface area, and recovery.

Conclusions:

  • Fractional LSR represents a significant advancement in dermatological laser treatments.
  • It successfully balances therapeutic efficacy with patient safety.
  • This technique offers improved outcomes for conditions like rhytides, photoaging, and acne scarring.