• USMC A6 is multiaxial polycentric knee joints with a stable aluminium frame construction. They are suitable for moderately active users (mobility class 2, 3) and are approved up to a maximum body weight of 125 kg. The knee joint is characterised by a low weight and narrow construction .Adjustable front design of knee joint rotation axis.similar to human thigh quadriceps function, making the knee's swinging and bending more close to the human knee joint. More natural gait! More comfortable walking! More safe to use!

 

•  Adjustable front end design of gravity line in the stance phase in relation to knee joint rotary axle, similar to human thigh quadriceps function, making the knee's swinging and bending more close to the human knee joint. More natural gait! More comfortable walking! More safe to use!

 

•  Unique Extension / Flexion dual air-pressure control system，capable of changing walking speed according to user's demand, bring you a natural and smooth gait.

 

•  Unique and precision design of sealed needle bearing knee joint differs from the conventional ball bearing or bushing design currently available on the market, greatly increasing the product service life.

 

•  Unique aerometal material, filling lightweight qualities.

 

•  Ultra-thin design of knee connection to adapt to a wider range of users.

 

•  Multi-axis design to enhance stability and safty.

 

•  Bearing the weight of up to 125KG.

 

•  Flexion angle of about 145 degrees.

 

•  Suitable for medium activity users.

 

•  Clip tube screw, firmer link with leg tube.

 

Assembly instructions

All the components are assembled by the combination of screw and screw cap, so you only need to fit the components in a proper place and then fixed the screws.

 

Joint adjustment

There are two adjustment screws for you to increase or decrease the sensivity and stretching speed of knee joints according to various category.

 

1)  The adapters used (e.g. tube adapter) for the lower connection must be inserted as far as the end stop in the tube receiver of the knee joint.

 

2)  The screw (9) of the tube receiver (8) must be tightened to 16 Nm and secured with Loctite. Use a torque wrench (5 mm Allen key).

 

3)  The central screws (29, 30, 31) must be tightened to 35 Nm and secured with Loctite. Use a torque wrench (8 mm Allen key).

 

4)  The M5 locking screw of the 3-arm socket adapter must be tightened to 10 Nm and secured with Loctite. Use a torque wrench (5 mm Allen key).

 

All the above points must be observed as otherwise the guarantee becomes null and void!

 

Name	A6
Material:	AIRCRAFT GRADE ALUMINUM ALLOY
Weight	860g
Weight Rating:	125kg
Bending angle:	145°

 

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