A tummy tuck is only as good as what you do to maintain it. Once the surgery is completed, You must exercise, preferably core strengthening to enhance and reinforce the results of the muscle repair. Your weight must be maintained as well. AVoidance of excessive tanning is another key issue. With all these in mind, your tummy tuck can 'last forever."
Tummy tucks can last for 10 to 20 years or more if there is no weight gain and the skin aging is good. But I really do not understand the need for longevity of the tummy tuck. Do you have a more specific question?
An Abdominoplasty or tummy tuck should remove the excess shin and fat of the abdomen and tighten the muscle in the midline. If the patient does not gain weight or lose a lot of weight in general the improved appearance should be there for years.
There are exceptions :
1- The overweight patient that loses more weight will develop more lose and sometimes sagging skin however this is a good thing.
2- If a patient has lost a lot of weight prior to the...