| INSTRUCTIONS FOR USE
Fig. 10: proGAV 2.0 Adjustment Instrument
The opening pressure of the adjustable differ-
ential pressure unit of the proGAV 2.0 can be
changed before or after implantation. It is pre-
set by the manufacturer to 5 cmH O.
Changing the opening pressure of the proGAV
2.0 requires the following steps:
proGAV 2.0 Compass
proGAV 2.0 Compass
Adjustment Instrument
2.0 Compass
Opening the proGAV 2.0 Compass reveals a
template that can be used to localise the valve
in the patient's head using the index finger
(Fig. 11).
28
proGAV 2.0
proGAV
proGAV 2.0 Compass
Fig. 11: Localising the valve
After this, the template of the proGAV 2.0 Com-
pass is adjusted to the flow direction of the CSF
and placed over the valve. The "proximal" and
"distal" direction markings show the flow direc-
tion.
The pressure level is displayed automatically
when the proGAV 2.0 Compass is folded down.
Fig. 12: Determination of the pressure level with the
proGAV 2.0 Compass
proGAV 2.0
proGAV
®
2.0 XABO
®