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Polycntr. Knee Joint, Children

Item #: 3R66

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Suggested HCPCS Coding: L5611 + L5850 + L5984

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A rotation unit integrated in the lower joint section permits rotation of the prosthetic foot with automatic return upon load relief. Combined with the large flexion angle of approx. 165°, this enables a comfortable 'kneeling position' as well as crouching with the foot rotated to the outside.

  • Individually adjustable knee safety thanks to adjustable stop
  • Individually adjustable extension assist mechanism to control the swing phase
  • Not suitable for hip disarticulate fittings


Material Aluminum
Maximum Body Weight 77 lbs (35 kg)
Proximal Connection Pyramid Adapter
Distal Connection Tube Clamp (22 mm diameter)
Maximum Knee Flexion Angle 175 degrees
Knee Center to Proximal Connection 17 mm
Product Weight 310 g
Version Polycentric


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3R66 Pediatric Polycentric Knee Joint - Instructions for Use

Instructions for Use: 647H212 (EN/DE/FR/IT/ES/PT/NL/SV/PL/HU/EL/RU)

Publish date: Dec 16, 2020

PDF Document (647G1534-all_INT-11-2012w(4278267)_en.pdf | 739 KB)

LLP Prosthetist Documentation

Reimbursement: (EN)

Publish date: Sep 3, 2020

PDF Document (LLP_Prothetist_Doumentation_122420.pdf | 1 MB)

LLP Physician Documentation

Reimbursement: (EN)

Publish date: Dec 23, 2020

PDF Document (LLP_Physician_Documentation_122320.pdf | 680 KB)