BMC G3 A20 Quick Operation Manual

G3 A20／G3 C20 Quick Operation Manual V1.2
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5. Usage score of G3 A20 / G3 C20
After each treatment, G3 A20 / G3 C20 will provide a Usage Score (for CPAP and AutoCPAP mode
only) and Usage Summary on the screen for the user to get a quick understanding of the usage for
the recent one day (from 12:00 noon of previous day to 12:00 noon of the day).
The total score is 100 points, with the below breakdown:
Total score
Status
Display
≥ 75
Good
55 - 74
Acceptable
≤ 54
Needs improvement
Used time (60 points)
The more time of treatment the user received, the more points the user scores. If the device is used
for 30 minutes, get 5 points, or for 1 hour, get 10 points. The user can score up to 60 points.
Used time (min)
≥360
330-359
300-329
…
60-89
30-59
0-29
Score
60
55
50
…
10
5
0
Mask seal (20 points)
If the user is wearing the mask well without extra leakage during treatment, then the user can score
up to 20 points. If the average leakage is less than 10 L/min, it scores 20 points, and 5 points will be
deducted for every 5 L/min increase in leakage.
Leak (L/min)
<10
10-14
15-19
20-24
≥25
Score
20
15
10
5
0
Respiratory events (10 points)
The fewer the respiratory events (apneas and hypopneas), the higher the score.
If AHI is less than 5, it scores 10 points, when AHI ≥ 5 and for every 5 increase in AHI, 2 points is
deducted.
AHI
<5
5-9
10-14
15-19
20-24
≥25
Score
10
8
6
4
2
0

BMC G3 A20 Specifications

General

Brand	BMC
Model	G3 A20
Category	Medical Equipment
Language	English