Buried line can meet people’s cosmetic requirements of minimally invasive, fast recovery, the effect of immediate fantasy, but there is no lack of some people do buried line after encountering some problems, specific as follows: 1, wire non-absorbable: PPDO line is approved by the State Food and Drug Administration wire, used for surgical suturing, this line is characterized by absorbable, in the body can be completely decomposed into carbon dioxide and water, general absorption The general absorption time is 1-2 years. If you find that the wire is not absorbed for a long time after surgery, you may have used a fake wire; 2, facial localization depression: buried wire to the operator level of technical requirements, different lines should be buried to different levels, and different lines buried to the same level, the effect of the facial lifting will be affected; 3, there is no effect: buried wire lifting to the doctor’s technology has high requirements, and need to be proficient in anatomy. At the same time, each person’s skin problems are different, the direction of the buried line is also different. And the thickness of the line and the needle also need to be designed by the doctor according to the specific conditions of the individual, too thin or too thick can not achieve the desired results, usually combined with the use of the best results; 4, infection: buried line process to the face buried 5-10, sometimes even more protein lines. The process of burying may bring bacteria or virus into the thread channel, then it is possible to cause a full-scale departmental infection. 5, facial nerve damage: lead to crooked corners of the mouth and eyes; 6, line rejection: especially buried rhinoplasty lead to rejection infection; 7, short maintenance time: most of them in a few months, or even 2-3 months.