Duodenal Exclusion for the Treatment of T2DM

Inclusion Criteria: 1. Age between 20 and 65 years 2. BMI between 23 and 34 3. Oral agents or insulin to control T2DM 4. Inadequate control of diabetes as defined as HbA1c \>/ 7.5 5. Understanding of the mechanisms of action of the treatment Exclusion Criteria: 1. More than 10 years of T2DM diagnosis 2. More than 7 years of insulin use 3. Previous abdominal operations 4. Coagulopathy 5. Liver cirrhosis 6. Unable to comply with study requirements, follow-up schedule or give valid consent. 7. Currently pregnant.