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Trial + Data / Events	Status	Ph	N	Region	Interventions	Sponsor	Conditions	Primary compl	Study compl
Hsieh, Yu-Hsi
NCT04502485: Reduce Patient Discomfort With Water Exchange Method During Upper Endoscopy	Recruiting	N/A	250	RoW	Gastric water exchange, traditional air insufflation	Yu-Hsi hsieh	Patients Undergoing Diagnostic EGD	06/21	06/21
ASGE, NCT03566615: Does the Cap Increase the Finding of Polyps When Water Exchange Colonoscopy is Used	Recruiting	N/A	1630	Europe, US, RoW	CAP-straight, CAP-daisy, water	VA Greater Los Angeles Healthcare System, University of California, Los Angeles	Colonoscopy, Polyp of Colon	12/22	01/23