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Polycntr. Knee Joint for KD, Titan.

Item #: 3R46

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Suggested HCPCS Coding: L5613
Restrictions to Coding and/or Coverage may apply

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The upper joint section and lower joint section with pyramid adapter are connected to one another by anterior and posterior linkage bars. The detachable lamination anchor connects the knee to the prosthetic socket. Stance phase stability is achieved through polycentric kinematics. The swing phase is controlled by the built-in hydraulic cylinder. Flexion and extension resistance are independently adjustable.


Activity Level K3, K4
Maximum Body Weight 275 lbs (125 kg)
Material Titanium
Proximal Connection Lamination Anchor
Distal Connection Pyramid Adapter
Maximum Knee Flexion Angle 110 degrees
Knee Center to Proximal Connection 18 mm
Product Weight 740 g


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3R46 Polycentric Modular Knee Joint - Instructions for Use

Instructions for Use: 647G94 (EN/DE/FR/IT/ES/PT/NL/SV/DA/PL/HU/CS/RO/HR/TR/EL/RU/JA/ZH)

Publish date: Feb 22, 2017

PDF Document (647G94-INT-21-1702w.pdf | 4 MB)

Fabrication Order Form for Transfemoral or Knee Disarticulation

Order Form: (EN)

Publish date: May 1, 2015

PDF Document (13084BTransfemoralProsthesisOrderForm.pdf | 60 KB)

LL Prosthetic Documentation Packet

Reimbursement: (EN)

Publish date: Jul 20, 2020

PDF Document (LLP_DocumentationPkt_072020.pdf | 1 MB)

3R46 - Instructions for Use

Instructions for Use: 647G94 (EN/DE/FR/IT/ES/PT/NL/SV/DA/PL/HU/CS/RO/HR/TR/EL/RU/JA/ZH)

Publish date: 

PDF Document (647G94_all_INT-23-2004w.pdf | 3 MB)