Solar Blue User Manual
62
5.
Cystometry
5.1
Introduction
During the cystometry investigation, the pressure/volume relationship of the
bladder is measured. It is used to assess detrusor activity, sensation, capacity
and compliance.
5.2
Channels
The following channels can be measured during a cystometry:
•
Vesical pressure
P
ves
(P1)
•
Abdominal pressure
P
abd
(P2)
•
Urethral pressure
P
ura
(P3)
•
Detrusor pressure
P
det
(P1-P2) (calculated)
•
Closure pressure
P
clos
(P3-P1) (calculated)
•
Infused volume
V
in
•
EMG
EMG
•
Miction volume
V
mic
•
Miction flow
Q
ura
During a cystometry investigation, the patient should be awake, un-
anaesthetized, and neither sedated nor taking drugs that affect bladder
function. Any variations should be specified.
5.3
Investigation
Click the
Cystometry
button to start the pre-test.
❑
Prepare the pump and the pump tube, as described in § 2.5.3.
❑
Prepare the flowmeter, as described in § 2.5.8.
❑
Prepare and insert the catheters.
Follow the procedure depending on the
type of catheter being used:
o
Solid-state catheters (see § 3.3),
o
Air-charged catheters (see § 3.4),
o
Water catheters (see § 3.5).
❑
Connect the pump tube to the filling lumen of the catheter.