Studies show that the morbidity and mortality are higher for revision than primary surgery .
Miller and Hell performed 102 adjustable silicone gastric bandings and 54 Swedish adjustable gastric bandings. Band removal was necessary in one patient because of an esophageal motility disorder. In a series of 40 Lap-Band patients reported by Angrisani et. In a study by O'Brien et. It appears that the Mini-Gastric Bypass has a revision rate that seems much lower than that reported for other forms of weight loss surgery.