Long-term retention of endoscopically placed hydrogel prostheses at the lower esophageal sphincter in pigs


Background: Using flexible endoscopic methods, hydrogel prostheses can be safely placed, retained for long periods of time, and removed from the esophageal submucosa of pigs. This new technique may have future applications in the treatment of gastroesophageal reflux disease in selected situations. Methods: In a controlled, prospective trial, farm pigs (n… (More)
DOI: 10.1007/s00464-003-8924-0


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