Push-and-Pull Enteroscopy using the Double-Balloon Technique: Method of Assessing Depth of Insertion and Training of the Enteroscopy Technique using the Erlangen Endo-Trainer

The modified Erlangen Endo-Trainer is useful for training in the push-and-pull enteroscopy technique. The new specially developed method of measuring the depth of insertion during push-and-pull enteroscopy seems to be valid.