Liposuction surgery is not suitable for everyone. Before having liposuction surgery, you must consult your doctor in detail to ensure that the surgery is performed safely. So what kind of people are not suitable for liposuction surgery? First, morbid obesity caused by other physical diseases is not suitable for tummy tuck surgery. Second, older people who are over 50 years old and minors who are under 18 years old are not suitable for tummy tuck surgery. Because the elderly skin elasticity is poor, minors liposuction body development is not completed. Third, women who are in menstruation, pregnancy and people with abnormal coagulation mechanisms are also not suitable for tummy tuck weight loss, the body resistance is low during menstruation, pregnancy may have an impact on children, and abnormal coagulation mechanisms may cause heavy bleeding. Fourth, the main organs of the body dysplasia and diabetes patients are also not suitable for liposuction. For liposuction surgery, wet swelling anesthesia technique is applied, i.e., diluted anesthetic and epinephrine are injected in local infiltration to make the tissues in the operation area swollen, pain relieved and vasoconstricted. Early dry liposuction was prone to complications such as blood loss, hematoma, and uneven skin surface. The application of wet swelling technique has improved the safety and comfort of the surgery, while making the postoperative results more satisfactory.