SH Dr. Chen Gastric Bypass Study

  • End date
    May 23, 2027
  • participants needed
  • sponsor
    Sanford Health
Updated on 7 October 2022
Accepts healthy volunteers


Evaluation of serum gastrin levels and their effect on marginal ulcer formation.


Prospective, randomized, interventional trial. Participants will be randomized to one of two surgical techniques, either with transection of the vagal nerves, or without. Outcomes including compare marginal ulcer rates will be compared using serum gastrin levels before and after surgery and gastric pH during surgery.

Condition Gastric Bypass
Treatment Gastric bypass with transection of vagal nerves, Gastric bypass without transection of vagal nerves
Clinical Study IdentifierNCT05357443
SponsorSanford Health
Last Modified on7 October 2022


Yes No Not Sure

Inclusion Criteria

Age 18 years and older
Diagnosis of obesity or disorder of metabolism undergoing routine gastric bypass surgical intervention
Capable of giving signed informed consent

Exclusion Criteria

Under 18 years of age
Ineligible for gastric bypass surgery
Pregnant women or women actively seeking to become pregnant
Clear my responses

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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.
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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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