3 Construction
Principal Parts
• Pyramid
• Chassis
• Pivot Pin
• Body Assembly
• Screw and Washer
• Patella Retainer
• Patella
Component Identification
Chassis
Pivot Pin
Body Assembly
Screw and Washer
4 Function
The device locks in full extension with an audible click allowing secure walking with a locked
knee.
The device remains locked in full extension until the release lever is depressed, allowing the knee
to bend for sitting purposes. The release lever, attached to the prosthetic socket, operates the
release mechanism of the device through a connecting cable.
Note... The knee lock should not be released whilst walking.
Stainless steel
Aluminum
Stainless steel
Aluminum, hardened steel, phosphor bronze
Stainless steel
Polyurethane
Nylon
Pyramid
Patella Retainer
5
Patella
938089PK1/1-0521