Risorius filled with autologous fat is rich in sources and only needs a small amount of fat. Minimally invasive suction can be performed from the part where local fat accumulates, and high-quality surviving fat can be selected through careful screening.
However, after fat filling, a series of factors such as improper nursing may lead to fat liquefaction, calcification and hardening; The occurrence of sequelae such as fat necrosis, therefore, it is suggested to take fat FOHO in time after operation to improve the survival rate and effectively inhibit the occurrence of sequelae.