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Retrospective Study
©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Aug 21, 2014; 20(31): 10921-10926
Published online Aug 21, 2014. doi: 10.3748/wjg.v20.i31.10921
Figure 5
Figure 5 Endoscope is then propelled slightly forward, while at the same time the retrieval-balloon catheter is strongly retracted into the working channel to allow the scope to advance. Then, the endoscope is straightened and advanced to the major papilla.


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