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Lightweight Knee Joint, Lock

Item #: 3R40

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Suggested HCPCS Coding: L5811

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The upper joint section with pyramid adapter and lower joint section with tube clamp are connected through an axis. The adjustable manual lock in the lower joint section secures the joint in the extension position. The lock is released using the lock cable.


Activity Level K1
Maximum Body Weight 220 lbs (100 kg)
Material Aluminum
Proximal Connection Pyramid Adapter
Distal Connection Tube Clamp (30 mm diameter)
Maximum Knee Flexion Angle 155 degrees
Knee Center to Proximal Connection 34 mm
System Height 23 mm
Product Weight 290 g


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Fabrication Order Form for Transfemoral or Knee Disarticulation

Order Form: (EN)

Publish date: May 1, 2015

PDF Document (13084BTransfemoralProsthesisOrderForm.pdf | 60 KB)

LLP Prosthetist Documentation

Reimbursement: (EN)

Publish date: Apr 21, 2021

PDF Document (LLP_Prosthetist_Documentation_040921.pdf | 897 KB)

LLP Physician Documentation Guide

Reimbursement: (EN)

Publish date: Apr 21, 2021

PDF Document (LLP_PhysicianGuide_040921.pdf | 494 KB)

3R40 Monocentric Modular Lightweight Knee Joint - Instructions for Use

Instructions for Use: 647G82 (EN/DE/FR/IT/ES/PT/NL/SV/DA/HU/CS/RO/HR/TR/EL/ZH)

Publish date: Jul 14, 2020

PDF Document (647G82-all_INT_INT-32-2007w(3584979)_en.pdf | 1 MB)