It depends on your general state of health, your physical condition and your ability to heal. If you have concerns about healing time, discuss it with your surgeon immediately. Healing is different for everyone, and depends on the exact procedure. Recovery can take 2-6 weeks, depending, again, on a variety of factors.
You can find information on the gastric bypass revision at http://www.obesityhelp.com/forums/revision/gastric-bypass-revision-surgery.html. It's generally an option for someone who had an issue with their gastric bypass.
Gastric Bypass Surgery is a procedure that is done in order to help morbidly obese patients to eat less and lose weight. However, patients sometimes need to receive Gastric Bypass Revision. The reasons for this revision include medical complications that resulted from the original surgery, regaining the weight lost from the surgery or not losing enough weight in the first place. During Gastric Bypass Revision, a doctor uses a flexible surgical tool that resizes the stomach pouch in order to help the patient reach his or her desired goals.
The surgical forums at Obesityhelp.com (found here: http://www.obesityhelp.com/forums/revision/gastric-bypass-revision-surgery.html) outline the different options available to patients who have found their original surgery has failed to deliver the expected results.
Laparoscopic gastric bypass surgery differs from traditional gastric bypass surgery, because, instead of one long incision there are several small incisions, through which a laparascope connected to a camera may be inserted. This is thought to be advantageous, both cosmetically and for a faster recovery.
Medline Plus has a great section on diet. It also has a large selection on Gastric Bypass Surgery. In these articles it goes over surgery, recovery time, and all the risks associated with the surgery. Any surgery is a risk.
You can find information about dieting after gastric bypass surgery here: http://www.mayoclinic.com/health/gastric-bypass-diet/my00827 and http://www.risksgastricbypasssurgery.com/gastric-bypass-surgery-information.shtml.
Gastric band and gastric bypass surgeries both do the same thing: They promote rapid weight loss. However, gastric band is less invasive and requires less recovery time. On the other hand, gastric bypass surgery is has an associated greater weight loss amount, but with far greater side effects.
Gastric Bypass patients generally seek revision weight loss surgery. People who seek it usually have trouble maintaining healthy weight or regain weight. The also seek revision because medical complications may also lead to failure due to metabolic reasons.
A great place to start the research on Revision Gastric Bypass is at obesityhelp.com. This site reviews the actual surgery in general, changing of current and future dieting habits, and possible side effects of the surgery. It also explains the likely reasons that the process fails. Including various other means of dieting and health.
From what I understand the gastric band has fewer complications than the gastric bypass. Recovery time is supposed to be so much shorter and it's not supposed to be so invasive. Your doctor can probably give you information on both types of surgery.
Any type of surgery usually takes some time, expecially with recovery. Gastric bypass is no exception. There needs to be immense weight loss prior to the surgery, which takes 2-3 hrs. itself, while the recovery time is usually 2-3 weeks.
If you have had gastric bypass surgery and become pregnant, your doctor will closely monitor you. Detailed information about gastric bypass surgery and pregnancy is available at: pregnantwww.babymed.com/pregnancy-after-gastric-bypass-surgery