Service Life; Explanation Of Warning Symbols; General Safety Instructions - Ottobock 4R72-D Gebrauchsanweisung

4R72=D, 4R72=D-62, 4R75=D-70, 4R84=D-62
Allowable environmental conditions
Temperature range: –10 °C to +45 °C
Moisture: relative humidity: 20% to 90%, non-condensing
Chemicals/liquids: fresh water as dripping water, occasional con­
tact with salty air (e.g. near the ocean)
Solids: dust
Prohibited environmental conditions
Chemicals/moisture: salt water, perspiration, urine, acids,
soapsuds, chlorine water
Solids: dust in high concentrations (e.g. construction site), sand,
highly hygroscopic particles (e.g. talcum)
4R84=D
Allowable environmental conditions
Temperature range: –10 °C to +45 °C (14 °F to 113 °F)
Chemicals/liquids: fresh water, salt water, perspiration, urine,
soapsuds, chlorine water
Moisture: Submersion: max. 1 h in 3 m depth, relative humidity: no
restrictions
Solids: Dust, occasional contact with sand
Clean the product after contact with humidity/chemic­
als/solids, in order to avoid increased wear and damage (see
Page 10).
Unallowable environmental conditions
Solids: Highly hygroscopic particles (e.g. talcum), continuous con­
tact with sand
Chemicals/liquids: Acids, continuous use in liquid media
8

2.4 Service life

In general, all modular adapters are tested by the manufacturer for
3 million load cycles. Depending on the patient's level of activity, this
corresponds to a service life of 3 to 5 years.
3 Safety

3.1 Explanation of warning symbols

Warning regarding possible risks of accident or
CAUTION
injury.
Warning regarding possible technical damage.
NOTICE

3.2 General safety instructions

CAUTION
Excessive strain on the product
Risk of injury due to breakage of load-bearing components
► Use the product according to the specified area of application
(see Page 7).
CAUTION
Unallowable combination of prosthetic components
Risk of injury due to breakage or deformation of the product
► Only combine the product with prosthetic components that are
approved for that purpose.
► Based on the instructions for use of the prosthetic components,
verify that they may be combined with each other.
CAUTION
Exceeding the service life
Risk of injury due to change in or loss of functionality and damage to
the product
► Ensure that the approved service life is not exceeded.