Kev kho mob ntawm epidermis thiab dermis pigmentation
Siv cov nyhuv tawg ntawm Nd: YAG laser, lub laser permeate lub epidermis rau hauv dermis uas suav nrog cov xim pigment. Txij li thaum lub laser pulses nyob rau hauv nanosecond tab sis nrog super siab zog, txhaj tshuaj pigment loj swells sai sai thiab tawg mus rau hauv me me pieces, uas yuav raug tshem tawm los ntawm metabolic system.