nabtesco symphony prosthetic knee.



Items has been tested and absolutely no issues with the item. The item is in perfect condition. This is a high activity polycentric prosthetic knee with manual lock.




The Symphony Knee is designed with a unique, 6-Bar polycentric structure that provides an extremely high level of stability during stance phase. The Symphony's innovative mechanical sensor, the p-MRS system, automatically detects gait status and controls the stability of the knee joint accordingly.


The hydraulic cylinder provides a smooth swing phase and works with the Symphony's adjustable stance flexion feature to enhance the patient’s ambulatory experience and provide a comfortable, confident gait to the user.



• 6-Bar hydraulic knee.


• Adjustable stance flexion.


• Easy to access user adjustable manual lock.


• High level of stability due to geometric locking of the knee through toe off.


• Low build height.


• Unique hydraulic cylinder design allows easy flexion initiation.


• Convenient and user friendly 7.75in overall height.


• High maximum flexion angle of 170°.