Semi-permanent lip tattoo is based on the original lips, first draw the ideal lip shape, and then use lip tattoo instruments to plant the appropriate color in the superficial layer of the lip skin and mucosa. Its main feature is that the duration of the effect is shorter than the traditional lip tattoo, the operation level is shallow, the scab is slight, the effect is natural and easy to remove, but it may also produce the following risks: 1, lip tattooing is the most common sequelae is the local swelling, but generally can be subsided very quickly; 2, if lip tattooing in the process of accidental injury to the blood vessels, there will also be a bleeding situation; 3, if the operation is not appropriate, it is easy to lead to local skin ischemia, which can seriously cause local skin necrosis. Seriously cause local skin necrosis; 4, part of the population will have the phenomenon of epidermal shedding of the mouth after doing, generally caused by irregular operation, the essential cause is caused by bacterial infection caused by dermatitis, an abnormal phenomenon; 5, such as lip tattooing color material allergy, can appear around the lips redness, itchy, mossy changes, can be used gentamicin plus dexamethasone rubbing or wet compresses, but also available Hydrocortisone ointment can also be applied externally; 6, scarring: generally caused by secondary infection or keloid, the use of keloid ointment applied and rubbed, after a period of time can be relieved or eliminated. In order to be able to effectively avoid the sequelae of lip tattooing, lip tattooing is recommended to choose a formal medical cosmetic surgery institutions to ensure the smooth progress of the operation. After the lip tattoo surgery, you need to carry out localized pressure bandage and ice packs, which is conducive to the better elimination of local swelling.