Semi-permanent eyelash lines are tattooed on the eyelid plate between the root of the eyelashes and the inner conjunctiva using a special instrument to increase the thickness of the eyelashes and expand the visual effect of the eyes. This procedure is now a popular eyelash beautification procedure for many women with sparse and inconspicuous eyelashes. Any surgery has a certain risk, semi-permanent pupil line there are mainly the following surgical risks: 1, cross-infection: pupil line surgery requires a sterile environment, the general beauty salon or small stores and can not do this. If the tattoo needle disinfection is not strict, the same instrument is not sterilized for more people to use, there will be cross-infection, and even infected with hepatitis, AIDS and other diseases; 2, damage to the eyes: tattoo pupil line tattooing machine speed is very fast, and the needle is very sharp, if it is not placed will lead to the needle fall off, resulting in eye injuries; 3, the color allergy: the main manifestation of the local redness and swelling, itchy, peeling, and even tattoo pupil line area of the skin is higher than the normal skin tissue, and the skin will not recover. Skin tissue, long lasting, can be anti-allergy treatment, such as taking anti-allergy medicine restorative or paracetamol; 4, subcutaneous bruising: due to syringe injection of anesthetic puncture blood vessels, can cause subcutaneous bleeding, the skin manifests itself as a greenish-purple color, the need for timely treatment; 5, decoloration: tattooing a few days after the scabs fall off, the color becomes lighter, can be followed by the doctor’s orders in 1-6 months to make up for the color.