URMC / Encyclopedia / Content Search Encyclopedia Surgical Treatment for Obesity Weight-loss surgery is also called bariatric surgery. Click on the links below to learn more about this topic. Choosing a Bariatric Surgery Procedure Evaluation for Bariatric Surgery BPD/DS Weight-Loss Surgery Gastric Bypass (Malabsorptive) Surgery Gastric Sleeve Surgery Gastric Stapling (Restrictive) Surgery Laparoscopic Adjustable Gastric Banding Roux-en-Y Gastric Bypass Weight-Loss Surgery