NWA

CAVITIES filled without a shot or a drill – LASER Dentistry !

Cavities filled without a shot or a drill? Sci-fi or reality? Reality-much of the time! Dr. Nick is a laser dentist who uses several lasers in his practice. This video demonstrates the Lightwalker erbium yttrium aluminum garnet (ERYAG) laser which operates at the 2940 wavelength. This wavelength has an affinity for both WATER and HYDROXYAPATITE, …

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