DS vs SIPS-Bariatric Surgery Comparasion

  • End date
    Jan 31, 2025
  • participants needed
  • sponsor
    Reading Health System
Updated on 25 February 2022
body mass index
duodenal switch
Accepts healthy volunteers


The aim of this study is to answer the question of whether the single anastomosis, 300 cm loop, duodenal switch (SIPS) is an equally effective, safe, simpler operation with less nutritional and surgical risks than the standard duodenal switch (DS) operation. Please note, this study does not provide a stipend or coverage for surgery.

Condition Bariatric Surgery Candidate
Treatment SIPS Operation, Standard Duodenal Switch Operation
Clinical Study IdentifierNCT03236142
SponsorReading Health System
Last Modified on25 February 2022


Yes No Not Sure

Inclusion Criteria

Body mass index (BMI) of 40 to 65
Agree to not use weight loss medications for the length of the study
Compliance with standards of surgical program

Exclusion Criteria

Patients with a history of previous bariatric surgery except for patients who have had a previous gastric sleeve
Previous complex abdominal surgery
Poorly controlled medical or psychiatric disease
Clear my responses

How to participate?

Step 1 Connect with a study center
What happens next?
  • You can expect the study team to contact you via email or phone in the next few days.
  • Sign up as volunteer  to help accelerate the development of new treatments and to get notified about similar trials.

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Additional screening procedures may be conducted by the study team before you can be confirmed eligible to participate.

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If you are confirmed eligible after full screening, you will be required to understand and sign the informed consent if you decide to enroll in the study. Once enrolled you may be asked to make scheduled visits over a period of time.

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Complete your scheduled study participation activities and then you are done. You may receive summary of study results if provided by the sponsor.

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