Otto Bock 4R69-AL Instructions For Use Manual page 7

Allowable environmental conditions
Allowable relative humidity 0 % to 90 %, non-condensing
Unallowable environmental conditions
Mechanical vibrations or impacts
Perspiration, urine, fresh water, salt water, acids
Dust, sand, highly hygroscopic particles (e.g. talcum)
2.4 Service Life
This prosthetic component has been tested by the manufacturer for 3
million load cycles according to ISO 10328. Depending on the
patient's activity level, 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
Unallowable combination of prosthesis components
Fall due to breakage or deformation of the product
► Only combine the product with prosthesis components that are
approved according to the section "Combination Possibilities".
► Based on the instructions for use of the prosthesis components,
verify that they may be combined with each other.
CAUTION
Excessive strain on the product
Fall due to breakage of load-bearing components
► Use the prosthetic components according to the classification
(see section "Area of Application").
CAUTION
Exceeding the service life
Fall due to change in or loss of functionality and damage to the
product
► Ensure that the approved service life is not exceeded (see sec­
tion "Service life").
CAUTION
Use under unallowable environmental conditions
Fall due to damaged product
► Do not expose the product to unallowable environmental condi­
tions (see the section "Environmental conditions").
► If the product has been exposed to unallowable environmental
conditions, check it for damage.
► If damage is apparent or in case of doubt, do not continue using
the product.
► Take suitable measures if required (e. g. cleaning, repair,
replacement, inspection by the manufacturer or a specialist
workshop etc.).
CAUTION
Mechanical damage to the product
Injuries due to changes in or loss of functionality
► Use caution when working with the product.
► If the product is damaged, check it for proper function and readi­
ness for use.
► In case of changes in or loss of functionality, do not continue
using the product (see "Signs of changes in or loss of functional­
ity during use" in this section).
Ottobock | 7