12 adult female participants, aged 36-59, with skin tones I to III on Fitzpatrick Scale. 11 participants completed the study. Each participant had one or more of the following: wrinkles on both sides of the face, dyschromia on the face, textural irregularity on the face.
This study was conducted at Stanford University, Redwood City, CA.
The principal investigator of this study was Dr. Zakia Rahman is a Clinical Professor of Dermatology at Stanford University School of Medicine and Assistant Chief of the Livermore division of the Palo Alto Veterans Healthcare system where she co-directs dermatologic surgery. Dr Rahman helped pioneer lasers and energy based devices for safe and efficacious treatment of skin of color. She serves on the American Medical Association AI Subspecialty Collaborative and on the national board of directors for the American Society for Laser Medicine and Surgery. Her numerous awards include the Melanie Grossman Award for leadership, mentorship, and advocacy for women in medical sciences as well as the American Academy of Dermatology Presidential Citation for advancing diversity in the field of dermatology.
Participants treated 7x per week for 6 weeks. Participants self-assessed three categories: fine lines & wrinkles, brown areas/spots, and smoother skin texture. Alongside self-assessments, a blind expert panel and investigator assessed the following categories 12 weeks post final treatment using a 9 point scale: periorbital wrinkles, dyschromia, tactile roughness.
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