Otto Bock 4R57 Instructions For Use Manual page 16

The rotation mechanism is activated by pressing the release button (see
fig. 1, (1)). Upon reaching the initial position, the rotation movement is
locked automatically.
2.2 Combination possibilities
This prosthetic component is compatible with Ottobock's system of modular
connectors. Functionality with components of other manufacturers that have
compatible modular connectors has not been tested.
Prohibited combination possibilities
The rotation adapter cannot be combined with the following Ottobock com­
ponents:
• 2R49, 2R50, 4R22, 4R37, 4R51, 4R55, 4R69, 4R72=32, 4R95, 4R98
3 Intended use
3.1 Indications for use
The product is to be used solely for lower limb exoprosthetic fittings above
the prosthetic knee joint.
3.2 Conditions of use
The product was developed for everyday use and must not be used for
unusual activities. These unusual activities include, for example, extreme
sports (free climbing, parachuting, paragliding, etc.).
Permissible ambient conditions are described in the technical data (see
page 25).
Our components perform optimally when paired with appropriate compon­
ents based upon weight and mobility grades identifiable by our MOBIS clas­
sification information and which have appropriate modular connectors.
The product is recommended for mobility grade 1 (indoor walk­
er), mobility grade 2 (restricted outdoor walker), mobility grade 3
m°
kg
(unrestricted outdoor walker) and mobility grade 4 (unrestricted
outdoor walker with particularly high demands). Approved for a
body weight of max. 150 kg.
3.3 Indications
• For patients with a transfemoral amputation, hip disarticulation
• For unilateral or bilateral amputation
3.4 Contraindications
• All conditions which contradict or go beyond the specifications listed in
the section on "Safety" and "Indications for use".
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