As like Gastric bypass after making gastric pouch and joined to a jejunum loop without deviding jejunum and bypassed stomach,duodenum and jejunum(150-200 cm) part of bowel.
Advantage of MGB
.Simpler than Gastric bypass
.weight -loss comparable with Gastric bypass
Dis-advantages of MGB
. sometime very difficult to treat Bile reflux
.<1% chance of convert into Gastric bypass