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Ultraviolet-laser ablation of skin

Journal Article · · Arch. Dermatol.; (United States)

The authors report on the use of pulsed ultraviolet-laser irradiation at 193 nm from an argon-fluoride laser and at 248 nm from a krypton-fluoride laser to ablate skin. In vitro, both wavelengths performed comparably, removing tissue precisely and cleanly, and leaving minimal thermal damage to the surrounding tissue. In vivo, the 193-nm laser radiation failed to remove tissue after bleeding began. The 248-nm radiation, however, continued to remove tissue despite bleeding and left a clean incision with only minimal thermal damage. The krypton-fluoride excimer laser beam at 248 nm, which should be deliverable through a quartz optical fiber, has great potential as a surgical instrument.

Research Organization:
IBM Thomas J. Watson Research Center, Yorktown Heights, NY
OSTI ID:
5218694
Journal Information:
Arch. Dermatol.; (United States), Journal Name: Arch. Dermatol.; (United States) Vol. 5; ISSN ARDEA
Country of Publication:
United States
Language:
English