Anorectal Manometry
Nexam Pro User Manual
139
or manually. In this section, you will find a description of the investigation with
manual pull.
When pressures are measured radially throughout the sphincter, the software
can create cross-sectional and longitudinal graphs of the sphincter (3D vector
volume plots). The anal channels should all be marked with sensor positioning
Anal
in the catheter definition (see § 9.5.2).
The pressure channels of the catheter should be positioned in the rectum.
The procedure is as follows:
Press the
Next test
button until the text
Start profile [Rest]
is
displayed on the left button.
Press the
Start profile [Rest]
button. A window is displayed with the
distance you have to withdraw the catheter. Withdraw the catheter with
the speed and distance as displayed (setting in the protocol).
Figure 9.19
Rest profile manually
After a short while, there should be an increase in the anal pressure.
The software automatically marks the start and the end of the anal
profile. Reposition the catheter and repeat the procedure if necessary.
Press the
Next test
button until the text
Start profile [Squeeze]
is
displayed on the left button.
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