D&PS

Daily Issue (JAN 21. 2020)

LASER in Clinical Medicine
#9-5. Q-switched Nd:YAG Laser

When the principle of soft peel is examined, it can be found that carbon lotion is absorbed into the stratum cell layer of the epidermis, and the carbon absorbed between the stratum cell layers acts as a chromophore, causing the carbon to be exploded when the laser is irradiated. This explosion causes the keratinocyte layer of the epidermis to be exfoliated, and then the new keratinocyte layers are rapidly regenerated. The dermis stimulated by the explosion begins to produce collagen, which also has the effect of improving fine wrinkles, pores and elasticity through dermal regeneration. Even in case of acne or inflammatory acne, carbon lotion is applied and then thermal stimulation is primarily applied to the dermis by using 300µs quasi long pulses rather, instead of Q-switches, to promote dermal layer regeneration, along with the immune modulation, one of the effects……

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