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Effect of a banded extended pouch in aRoux-en-Y gastric bypass

Effect of a banded extended pouch in aRoux-en-Y gastric bypass - The UPGRADE study

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
NL-OMON
Registry ID
NL-OMON55482
Enrollment
381
Registered
2017-12-19
Start date
2021-03-10
Completion date
Unknown
Last updated
2026-05-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Morbid obesity overweight obesity

Interventions

The standard RYGB versus extended pouch RYGB vs banded-extended RYGB.

Sponsors

Rijnstate
Lead Sponsor

Eligibility

Age
18 Years to 64 Years

Inclusion criteria

Inclusion criteria: - Age between 18 and 60 years - BMI >40 kg/m2 without comorbidities - BMI >35 and

Exclusion criteria

Exclusion criteria: - Mental disorder, psychotic disorders, severe depression and personality disorders - Never had professional medical guidance with weight loss - Not able to participate in long-term medical checks - Alcohol or drug abuse - Diseases that form a threat on life expectancy on the short term of perioperative - Patients who can not take care for themselfs, or pateint who do not have any social network to take this responsibility - Pregnacy - Bariatric surgery in the medical history - Patients with a language barrier which can have affect on medical follow up and treatment - Patients with a disease not related to morbid obesity , eg Cushing or medication related - Chronic bowel diseases; eg M. Crohn or Colitis Collitis - Renal impairment ( MDRD

Design outcomes

Primary

MeasureTime frame
Weightregain after three years Total body Weight Loss (%TBWL)

Secondary

MeasureTime frame
- Weight reduction; percentage Excess Weight Loss (%EWL) en Excess Body Mass Index Loss (%EBMIL) - Complications and reoperations; eg bleeding, wound infections, intra-abdominal abcess, anastomotic leakage, vitamin deficiencies - Reduction of comorbidities; type 2 diabetes, hypertension, hypercholesterolemia, artrosis, Obstructive Sleep Apnoea Syndrome (OSAS) - Quality of life; BAROS and SF-36, food tolerance - Length common channel - Defecation pattern - Reflux

Countries

Netherlands

Contacts

Public ContactW.J. Dullemen

Rijnstate

onderzoek@vitalys.nl0880052115

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP) · Data processed: May 22, 2026