Notes On The Safety Modes - Otto Bock C-Leg 3C98-3 Instructions For Use Manual

► If the activity level is not reduced in spite of the pulsating vibration signals, this could lead to
the hydraulic element overheating and, in extreme cases, cause damage to the product. The
product should be inspected by an authorised Ottobock Service Centre.
CAUTION
Overloading due to unusual activities
> Falling due to unexpected product behaviour as the result of a malfunction.
> Falling due to breakage of load-bearing components.
> Skin irritation due to defects on the hydraulic unit with leakage of liquid.
► The product was developed for everyday use and must not be used for unusual activities.
These unusual activities include, for example, sports that require continuous high walking
speeds (running ...) or extreme sports (free climbing, parachuting, paragliding, etc.).
► Careful handling of the product and its components not only increases their service life but,
above all, ensures your personal safety!
► If the product and its components have been subjected to extreme loads (e.g. due to a fall,
etc.), then the product must be inspected for damage immediately by a prosthetist. If neces­
sary, the prosthetist will forward the product to an authorised Ottobock Service Centre.
CAUTION
Improper mode switching
Falling due to unexpected behaviour of the product because of changed damping behaviour.
► Ensure that you stand securely during all switching processes.
► Verify the changed damping characteristics after switching and observe the feedback from
the acoustic signal emitter.
► Switch back to basic mode once the activities in MyMode have been completed.
► Take the weight off the product and correct the switching, if required.
CAUTION
Improper use of the stance function
Falling due to unexpected product behaviour because of changed damping behaviour.
► Make sure that you are standing safely when using the stance function and check the lock of
the knee joint before placing your full weight on the prosthesis.
Make sure you have been instructed in the proper use of the stance function by authorised
►
Ottobock personnel. Information on the stance function see Page 76.

4.8 Notes on the safety modes

CAUTION
Using the product in safety mode
Falling due to unexpected behaviour of the product because of changed damping behaviour.
► Observe the warnings/error signals (see Page 89).
CAUTION
Safety mode cannot be activated due to malfunction caused by water penetration or
mechanical damage
Falling due to unexpected behaviour of the product because of changed damping behaviour.
► Do not continue using the defective product.
► Contact your prosthetist immediately.
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