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picosecond laser tattoo removal working theory

The principle of picosecond laser tattoo removal is to apply the picosecond laser to the skin, shattering pigment particles into extremely small fragments, which are excreted through skin scab removal, or through blood circulation and cell phagocytosis to complete pigment metabolism. The advantage of this method is that it does not damage other skin tissues and can fade the color of the tattoo.

Picosecond is a unit of time, and picosecond laser refers to the pulse width of the laser reaching the picosecond level, which is only 1/1000 of the nanosecond level of traditional Q-switched lasers. The shorter the pulse width, the less light energy will scatter towards the surrounding tissues, and the more energy will gather at the target tissue, resulting in a stronger effect on the target tissue.

The effect of picosecond laser tattoo removal depends on various factors, such as the color of the tattoo, the area of the tattoo, the balance of needle depth, the material of the dye, the authenticity of the machinery and equipment, the operating skills of the doctor, individual differences, and so on.


Post time: Jan-26-2024