Tummy tuck surgery, abdominoplasty Abdominoplasty, known to the public as “tummy tuck,” is a major surgery in which excess sagging skin and fat are removed from the middle and lower abdomen and the abdominal muscles are tightened. Partial abdominoplasty is a less invasive procedure in which fat is removed from the area below the navel only. Complete abdominoplasty may require an overnight stay in the hospital. The surgery requires general anesthesia, and the surgery may last for two to four hours. Partial abdominoplasty is often performed in outpatient clinics, under local anesthesia to numb the surgical area and give you…