Following each assembly.
Establish test setup
1 Conical sealing plug, smallest dia.
15mm
2 Non-rebreathing valve with check
valve
4 Patient connection
5 Catheter connector, dia. 4.5 mm
6 Silicone hose, internal dia. 4 mm,
nal dia. 6 mm, 100 mm
3
Cap of check valve
7 Disposable syringe,
Detach cap from check valve.
Attach syringe together with catheter
connector.
Seal inspiratory port with sealing plug.
Using the syringe, extract a volume of
3
and keep plunger of syringe in this
position. By force of the negative
sure, the black diaphragm of the check
valve adapts to the shape of the valve
body.
Within 15 seconds, the diaphragm must
not
come back to its original
state.
17