Patent ID: 9254174
Filing Date: 2016-02-09
CPC Classification: A61B

Claim Text:
1. A method for lightening or eradicating pigments in human skin, the method comprising: providing a first conditioning laser optical energy having first optical parameters selected to obtain an ablative effect on the epidermal layer of human skin; conditioning a target area of the human skin by directing the first conditioning laser optical energy onto the target area and forming in an epidermal layer of the target area a plurality of discrete pressure and gas release ducts distributed across the target area; providing a second treatment laser optical energy having second optical parameters selected to obtain a lightening or eradicating effect on the pigments located within the human skin and to avoid damaging the epidermal layer of the human skin; subsequent to the step of conditioning, directing the second treatment laser optical energy onto the target area and lightening or eradicating the pigments within the human skin by the second treatment laser optical energy.