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ENGLISH
Dear Customers,
Thank you for purchasing this nystagmus spectacle. Please read this instruction carefully before using your new nys-
tagmus spec- tacle carefully to ensure proper handling and long service life.
With the nystagmus spectacle it concerns an investigation instru- ment which serves to observe spontaneous quick
ocular move- ments (nystagmus) with patients with disturbances of the balance sense.
Read the safety instructions carefully and still only use the nystag- mus spectacle as described in this manual, so it
does not acciden- tally come in injury or damage. Keep this instruction for use to the later checking up. With passing
on of the nystagmus spectacle you also hand over this instruction for use.
Safety instructions
General
• Please read these instructions carefully and retain them for reference.
• Use this nystagmus spectacle solely in accordance with these instructions.
• The lenses are very delicate, handle the spectacle with great care.
• Avoid placing the nystagmus spectacle on surfaces that could scratch the lenses.
• This nystagmus spectacle may only be used by medical staff. This instruction do not replace a good medical educa-
tion.
• Misuse or any modification is not under the responsibility of the manufacturer.
• Please check every instrument before every use.
• Have any repairs carried out solely by a qualified electrician.
• Repairs may only be carried out with original spare parts which are installed according to the intended use.
• Never try to repair the nystagmus spectacle yourself.
• Replace a defective lamp by carefully unscrewing the lamp from the socket. Only use an original DEHAG re- place-
ment lamp type 507 as a replacement.
• Before removing the lamp, it is necessary to make sure that the instrument is off for some minutes to avoid the
risk of burning.
• Any change leads to the exclusion of liability.
• The CE-sign looses is validity in case of the use of any non original spare parts.
• If you transfer the appliance to a third party, also hand over this instruction manual.
Warnings
• Do not use damaged instruments!
• Protect the nystagmus spectacle and its parts against all kind of mechanical damage or force!
• Avoid hitting the lenses, which could break and cause damages!
• Do not throw and use with care!
• Misuse, damage, and wear are not covered by the warranty!
• Screen the nystagmus spectacle and the accessoires from the sun. Keep dry! The products have to shelter from
humidity about 75%!
• Any signs or wear and tear due to regular use are exclu- ded from the warranty!
• Make absolutely sure that no liquid enters the nystagmus spectacle or the accessoires!
Intended use
Device for short-term examinations or for mobile use in the field of vertigo diagnostics.
Indication/Contraindication
Whether the use of Frenzel spectacle is indicated depends on the type of nystagmus examined. For example, Frenzel
spectacle are used to assess spontaneous nystagmus, but are not suitable for observing directional nystagmus.
Side effects and residual risks
Contamination due to non-compliance with the preparation instruction, wrong or defective accessories.
Electricity
In order to provide the nystagmus spectacle with power, you can use the DEHAG battery case type 504 or the plug- in
power supply type 506 (not included in delivery). Never plug the male connectors into a mains socket.
• Verify that the mains voltage is the same as that indicated on the type plate on the appliance before use.
• Only connect the DEHAG power supply of the nystagmus spectacle to an earthed socket.
• Always remove the plug from the socket when the nystagmus spectacle is not in use.
• Always remove the plug from the wall socket by pulling on the plug, not the power cord.
• Make sure that the appliance, the power cord and plug do not come in contact with water.
• Do not cut, pinch or separated the plug.
