Anorectal Manometry
Nexam Pro User Manual
127
The procedure to prepare the investigation is as follows:
▪
Put the DT-NN pressure transducers in the holder and connect the
transducers to the CIM module.
▪
Install a bag with distilled water in the pressure-cuff.
▪
Put the spike of the 4-way catheter flushing set into the bag.
▪
Connect the 4-way catheter flushing set to the pressure transducers.
▪
Enter and select the
patient name
in the database program.
▪
Click the
New investigation
button in the database program.
▪
Click the
Anorectal manometry
button to start the pre-test.
▪
Place the pressure transducer holder at patient level.
▪
Connect the water catheter to the water transducers.
▪
Build up a pressure of 300 mmHg with the pressure-cuff.
▪
Open the clamp of the 4-way catheter flushing set to start perfusion.
▪
Flush the pressure transducers and catheter. Make sure that there are no
air bubbles left.
▪
Press the
Zero all after 10 seconds
button. Keep the catheter horizontal at
the level of the pressure transducers to zero all pressures.
▪
Move the catheter horizontally up to 30 cm above the pressure transducers.
Check the registration of the transducers by reading the pressure values.
▪
Insert the catheter gently in the anal canal of the patient and position the
balloon in the rectum.
▪
Ask the patient to cough to check the registration of the pressures.
▪
Press the
Start investigation
button to start the investigation. Follow the
procedure for the tests as described in the next paragraphs.
9.3.2
Air-Charged Catheters
The air-charged catheter is connected to the CIM module via air-charged
pressure transducer cables.
Figure 9.16
Air-charged catheter
Summary of Contents for Nexam Pro CIM
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