Figure 2 - Example of station pull-through technique.
From the following article
How to perform esophageal manometry
R. Shaker and C. Hofmann
GI Motility online (2006)
doi:10.1038/gimo90
In this technique the recording ports are withdrawn at 1-cm increments and maintained at each position for approximately 15 to 20 s (two to three respirations). The distal margin of the LES high-pressure zone is marked with a red line, whereas its proximal margin is marked with a blue line.
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