Laser tattoo is selective removal of pigment particles, and will not cause great trauma to the skin, is now safer, faster, more effective tattoo removal methods. The risks are as follows: 1, pain: the general use of numbing agents, but the use of numbing agents will also have a certain amount of pain. Once you want to decide to wash the tattoo, the skin pain is inevitable; 2, swelling: because there is some damage to the skin, there will be a mild swelling period, generally 3-5 days; 3, pigmentation: pigmentation is a laser treatment can not avoid things, but under strict sun protection measures, the probability of pigmentation is relatively low; 4, pigment loss: in fact, and the frequency of treatment, the interval of time has a relationship. Laser tattoo removal is generally the shortest interval of 2-3 months. Certain institutions for laser treatment, the interval is too short, sometimes 1 month, or even about 3 weeks, too frequent treatment often results in pigment loss; 5, too much energy may lead to skin burns and scar growth; 6, poor results: scar formation after the pigment is still present, there may be the phenomenon of flower spots. In addition, before washing tattoos should truthfully inform the physician of their own allergy history, on the surgery may occur in all kinds of conditions to be prepared for, to develop a suitable treatment plan.