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3R66 Children's Four-Bar Knee Joint with Rotation

Now preschool children can have the freedom of movement needed for on-going fun.

  • Active play is possible with a generous 165° knee flexion angle

  • Integrated foot rotation makes it easy for kids to kneel or sit on the floor

  • When the child stands up, the prosthetic foot automatically returns to the original position

  • Adjustable extension assist allows for individualized swing phase control

  • Can be adjusted for stance phase security


The 3R66 Knee Joint is specially designed for preschool children weighing up to 35 kg (77 lbs.) with a foot size 17 cm or smaller. Kids can also personalize their knee with colorful stickers included with each polycentric joint.

 3R66 Instructions for Use


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