Faculty

Eric J. Vargas Valls, M.D., M.S.

Clinical Studies

A Randomized Trial Of One Vs. Two Transpapillary Cystic Duct Stents To Prevent Recurrent Symptomatic Gallbladder Disease In Non-Cholecystectomy Candidates Rochester, MN
Randomized controlled trial comparing a single vs two side-by-side double pigtail plastic stents for the management of symptomatic gallbladder-associated diseases
Prospective, Randomized Clinical Study Evaluating Transoral Outlet Reduction (TORe) And Lifestyle Modification For Patients With Weight Regain Following Roux-en-Y Gastric Bypass Jacksonville, FL Rochester, MN
The goal of this clinical trial is to evaluate weight loss with TORe and intensive lifestyle modification versus intensive lifestyle modification alone in subjects who have regained weight following a Roux-en-Y gastric bypass.

Participants will randomized 2:1. Those randomized to the TORe arm will receive a TORe procedure and intensive lifestyle modification which consists of a well-balanced calorie restrictive diet, incorporation of exercise and coaching on lifestyle discussion. Participants randomized the lifestyle modification alone arm will be eligible to receive a TORe procedure at 6 months post enrollment. Total follow up will be 24 months.

Observational Feasibility Study of the Healthdot Wearable Monitoring Device in Bariatric Patients at Mayo Clinic (OHD) Rochester, MN
The purpose of this study is to assess if a larger interventional study is possible. This study will follow subjects wearing a small device that sticks to the skin temporarily to collect vitals information. This information is routed by 4G/5G wireless technology to a secured data system on the internet accessable by study team and funding sponsor personnel without any personally identifiable information for the assessment of connectivity, accuracy, and usefullness as compared to current health monitoring systems in clinical use both on-site at the hospital and at home.
Quality of Life after Endoscopic Bariatric Therapies Rochester, MN
The purpose of this study is to investigate the change in quality of life after endoscopic bariatric therapies and to correlate the changes in quality of life with changes in weight after endoscopic bariatric Therapies (EBTs).