oticon Opn Series Instructions For Use Manual page 38

Description of additional symbols used on labels
Keep dry
Indicates a medical device that needs to be protected from moisture.
Caution symbol
Consult Instructions for use for warnings and cautions.
Catalog number
Indicates the manufacturer's catalog number so that the medical device
can be identified.
Serial number
Indicates the manufacturer's serial number so that a specific medical
device can be identified.
Medical Device
The device is a medical device.
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