- Ultrasound Assisted Lipectomy (UAL ) : It involves ultrasound energy for breaking the fat cells. This is done in order to suction them out before. The benefit of this technique is that it leads to less amount of blood loss along with decreased surgeon’s effort. Suction Assisted Lipectomy(SAL) : This traditional technique along with fine cannulas provides great results to the patient. It is regarded as the gold standard technique for performing liposuction.