Thread sculpture belongs to the invasive operation treatment, there are side effects. Common side effects are the following three: first, infection, due to thread sculpture is the use of absorbable protein thread directly into the dermis layer of the skin, the operation is more, will be inserted into the body of the line outside the body of the process there may be bacteria or viruses into the subcutaneous, once infected in the subcutaneous, due to the thread sculpture will be inserted into the many protein threads, the infection will be more difficult to control, therefore, the prevention of infection after thread sculpture is very critical. Secondly, there is depression or skin protrusion under the skin, this is mainly due to the operator of the carving of the line into the level is not very accurate, if the placement of too deep, may pull the skin tissue to produce depression, if the placement of shallow, may cause the skin surface protrusion, see the shape of the line. Third, the thread is exposed, this is due to the candidate may be in the postoperative laughing or face movement is relatively large, resulting in unstable line migration backward, so that the thread is exposed, this situation is best to find a doctor to carry out professional disposal.