Liposuction has become a rather trendy topic at the moment. As a matter of fact, modern liposuction has improved greatly since the 1980s, mainly due to improvements in anesthesia methods and surgical instruments, which have made this procedure less invasive and the patient’s recovery quicker. Domestically and internationally, this procedure is also referred to as a body sculpting technique. Through this surgery, fat can be suctioned from almost any obese part of the body to improve the shape of the body. The improvement of anesthesia method mainly refers to the application of tumescent anesthesia technique, which is simply a technique to perform suction surgery by filling a large amount of saline containing anesthetics and vasoconstrictors at the suction site. It is characterized by surgery under local anesthesia, large suction volume, low bleeding, fast recovery and good effect. Postoperative painkillers are generally no longer required; improvement of surgical instruments, including the application of various new surgical instruments and improvement of surgical techniques, such as syringe liposuction, electric negative pressure liposuction, ultrasonic liposuction, electronic liposuction, hydrodynamic liposuction technology, and so on. Patients should be clear about the relationship between liposuction and weight loss: 1. Liposuction has no weight loss effect: liposuction can only eliminate excess fat in certain parts of the body to improve the body shape as the main goal, in order to take into account the health of the body and the safety of the operation, and is not suitable for weight loss this purpose. Weight loss should be achieved through a balanced diet and proper exercise. Liposuction can only be used to achieve the purpose of body contouring in some areas that really can’t be eliminated. 2, liposuction can not eliminate obesity-induced diseases: some studies have concluded that: liposuction is only a relative reduction in the accumulation of fat, for obesity-induced cardiovascular disease and the risk of diabetes does not have any improvement. 3, liposuction is adapted to those who are physically obese normal adults, especially adult women suffering from obesity, but for minors and the elderly is not adapted to the heart and lungs and other vital organs of the patient should be more alert to serious diseases. Preoperative attention to things: 1, exclude contraindications, avoid menstruation. 2, two weeks before the ban on smoking, and three days before the ban on aspirin, hormones and other drugs, beforehand ready elastic bandage and tight underwear. Postoperative treatment: 1, most do not need to be hospitalized, you can go home after the operation. 2.Apply antibiotics to prevent infection. 3.Patients should wear elastic clothes and pants for about 2 months. 4, after removing the stitches, appropriate massage of the surgical area, to prevent kynecia carpet congestion size B and appearance of deformation, to increase the softness. 5, general postoperative swelling for about three weeks, avoid eating spicy and salty food, reduce the long standing, work and rest under the S, lower limb elevation.6 such as the original stretch marks and wrinkles, can be abdominoplasty.