Resmed Mirage Liberty User Manual download pdf (Page 24)

Reprocessing the mask between patients

The mask should be reprocessed when used between patients. Cleaning,

disinfection and sterilisation instructions are available from the ResMed website,

www.resmed.com/masks/sterilization. If you do not have internet access,

please contact your ResMed representative.

Technical specications

Pressure-ow curve – The mask contains passive venting to protect against

rebreathing. As a result of manufacturing variations, the vent ﬂow rate may vary.

Vent ow rate (L/min)

246810 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40

Quattro Air/ Quattro Air for Her

Quattro

Quattro FX/ Quattro FX for Her

Liberty

Mask pressure (cm H

Quattro Air/

Quattro Air

for Her

Quattro FX/

Quattro FX

for Her

Quattro Liberty

Pressure (cm H

O) Flow (L/Min)

3 19 — — —

4 22 22 22 22

8 32 32 32 32

Quattro Air/

Quattro Air

for Her

Quattro FX/

Quattro FX

for Her

Quattro Liberty

Pressure (cm H

O) Flow (L/Min)

10 37 37 37 37

12 41 41 41 41

16 48 48 48 48

20 54 54 54 54

24 60 60 60 —

28 66 66 66 —

30 69 69 69 —

32 72 — 72 —

36 77 — 77 —

40 82 — 82 —

Deadspace: Empty volume of mask to swivel. The deadspace of the mask varies

according to cushion size.

222 mL

(Large)

243 mL

(Large)

240 mL

(Large)

151 mL

(Large)*

* Empty volume of mask to elbow.

Therapy pressure (cm H

3 - 40 4 - 30 4 - 40 4 - 20

Resistance: Drop in pressure measured (nominal) (cm H

at 50 L/min 0.2 0.1 0.1 0.1

at 100 L/min 0.9 0.5 0.4 0.5

Inspiratory and Expiratory Resistance (cm H

Inspiration 0.6 0.7 0.8 0.7

Expiration 1.0 0.7 0.8 0.8

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 85 86

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Resmed Mirage Liberty User Manual Page 24

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