- Conditions
- Esophageal Subepithelial Lesions
- Interventions
- 22-gauge Procore needle (ProCore, Cook Medical Inc., Winston-Salem, NC), conventional needle-knife sphincterotome (Microknife XL; Boston Scientific Inc, Natick, Mass)
- Device
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 56 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2017
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
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- Conditions
- Lower Esophageal Ring, Dysphagia
- Interventions
- Bougie Dilation, Needle-knife incision
- Procedure
- Lead sponsor
- University of Utah
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2001 – 2006
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah