- Conditions
- Gastrointestinal Hemorrhage, Liver Cirrhosis
- Interventions
- nasogastric tube placement
- Procedure
- Lead sponsor
- University of Texas Southwestern Medical Center
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 282 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2011
- U.S. locations
- 1
- States / cities
- Dallas, Texas
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- Conditions
- Nasogastric Tube Intubation
- Interventions
- Ultrasonography
- Other
- Lead sponsor
- Oklahoma State University Center for Health Sciences
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2010
- U.S. locations
- 1
- States / cities
- Tulsa, Oklahoma
- Conditions
- Nasogastric Tube Intubation
- Interventions
- Vagal Nerve Stimulator, Placebo Vagal Nerve Stimulator
- Device
- Lead sponsor
- Jacques E. Chelly
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Intubation; Difficult
- Interventions
- Midazolam
- Drug
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 49 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- Burlington, Vermont