Bariatric Surgery (IMAGE) Michigan Medicine - University of Michigan Caption The laparoscopic adjustable gastric band form of bariatric surgery is less common today than in previous years, but new research shows nearly 1 in 5 Medicare patients who had had it between 2006 and 2013 needed a second operation. Credit University of Michigan Usage Restrictions Credit University of Michigan License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.