Current status and prospects of clinical application of liposuction

To review the characteristics and deficiencies of various liposuction methods to provide reference for choosing more suitable liposuction in clinic and ideas for the improvement and development of liposuction equipment. The literature related to liposuction in recent years was consulted, and the principle, indications as well as existing problems were reviewed. Liposuction can be divided into two categories according to the principles of fat separation. The first type relies on physical cutting to separate fat, including suction-assisted liposuction (SAL), power-assisted liposuction (PAL), and water-assisted liposuction (WAL). SAL and PAL are simple to operate and low in price, but the effect of liposuction mainly depends on the experience of the surgeon, and complications such as uneven appearance, hematoma, and ecchymosis may occur. WAL saves time and effort, but has lower cost performance. The second type relies on energy destruction to separate fat, including ultrasound-assisted liposuction, laser-assiste