1.Is fat grafting safe? Fat transplantation comes from itself, such as fat relatively more parts, such as the abdomen, thighs, side waist, etc., so it will not cause rejection, contracture and other reactions, but at the same time there are certain risks, such as local injection of too much may lead to fat nodules, etc., if injected into the blood vessels caused by fat embolism, but in regular hospitals will generally take multiple tunnels, multi-level filling, and pay attention to local vascular alignment, back pumping, etc., can generally avoid The occurrence of the above complications. 2.What parts of the body can be used for fat grafting? Fat grafting is most used for facial filling and breast filling. The face is mainly used for temporal (temples), tear trough, apple muscle, etc. The breast is mainly used for small breasts and breast atrophy, but some other parts, such as the back of the hand (hand rejuvenation when the hand is aging), perineum (rejuvenation when the labia are atrophied), scar depression, etc., can also be used to achieve good results. 3.How many times do I need fat filling in general? According to different parts and requirements, 1-3 times are generally needed. Generally, 50% of patients need one time, 30% need two times, and the rest may need more times. 4.How long is the interval between transplantation appropriate? It is recommended that more than 6 months is better, the previous transplant is basically stable. 5. What is the survival rate of transplantation? The literature reports 40-70%, which has a great correlation with the vitality of the fat taken, the transplanting method, the transplanting site and the post-care. It is equivalent to planting a field, if the seeds are good or bad, it is equivalent to the vitality of the fat cells taken; the transplantation method is equivalent to the sowing technique, for example, if a bag of seeds is placed in a small area, it is basically difficult to survive, while if a seed is placed in a large field, there is a great waste, only the right amount of seeds are planted in the appropriate size of the field to play a good effect, and the sowing technique is determined by the level of the surgeon. The transplantation site is equivalent to the planting land, the land is fertile and loose, the growth is good, if the breast fat transplantation after breastfeeding will be much better than the unmarried small breast patients transplantation, the breast after breastfeeding has sufficient volume, flaccid, unmarried small breast tight, and the effect of temporal filling is also better than the filling of nasolabial folds, because the temporal area is basically stationary, nasolabial folds are a lot of activities. 6.What is the change of the transplantation site after fat transplantation? Generally, there is a slight local swelling and bruising within one week after transplantation, which is normal, after which it will gradually recover and generally return to normal in 3-6 months, and the filling site will not change.