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Class Information
Number: 623/39
Name: Prosthesis (i.e., artificial body members), parts thereof, or aids and accessories therefor > Leg > Knee
Description: Subject matter manufactured or adapted to replace or assists the joint between an upper and a lower leg bone of a human body.










Sub-classes under this class:

Class Number Class Name Patents
623/43 Brake or latch 60
623/40 Combined knee and foot actuator 17
623/46 Spring 42


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8661893 Prosthetic component having a compliant surface Mar. 4, 2014
8652218 Powered leg prosthesis and control methodologies for obtaining near normal gait Feb. 18, 2014
8632843 Methods and systems of controlled coating of nanoparticles onto micro-rough implant surfaces and associated implants Jan. 21, 2014
8603190 Momentum free bearing for use in prosthetic and orthotic devices Dec. 10, 2013
8500823 Powered artificial knee with agonist-antagonist actuation Aug. 6, 2013
8435309 Joint actuation mechanism for a prosthetic and/or orthotic device having a compliant transmission May. 7, 2013
8366789 Prosthetic limb Feb. 5, 2013
8231687 Actuated leg prosthesis for above-knee amputees Jul. 31, 2012
8206458 Prosthetic system Jun. 26, 2012
8114168 Momentum free bearing for use in prosthetic and orthotic devices Feb. 14, 2012
8083807 Method for adjusting a leg prosthesis and verifying the adjustment, and apparatus for the measurement of forces or moments in a leg prosthesis Dec. 27, 2011
RE42903 Electronically controlled prosthetic knee Nov. 8, 2011
8048172 Actuator assembly for prosthetic or orthotic joint Nov. 1, 2011
7833286 Knee cosmesis Nov. 16, 2010
7833285 Prosthetic knee joint Nov. 16, 2010
7713217 Torque imparting system May. 11, 2010
7597716 Knee joint prosthesis Oct. 6, 2009
7591857 Prosthetic knee-joint assembly including adjustable proximal and/or distal couplings Sep. 22, 2009
7582119 Prosthetic knee joint Sep. 1, 2009
7544214 Artificial multi-axis knee joint Jun. 9, 2009
7438725 Knee cosmesis Oct. 21, 2008
7416538 Walking assistance device Aug. 26, 2008
7335233 Magnetorheological fluid compositions and prosthetic knees utilizing same Feb. 26, 2008
7314490 Actuated leg prosthesis for above-knee amputees Jan. 1, 2008
7279009 Speed-adaptive and patient-adaptive prosthetic knee Oct. 9, 2007
7001434 Device for pivotably connecting parts of an orthopaedic device Feb. 21, 2006
6764520 Electronically controlled prosthetic knee Jul. 20, 2004
6749640 Multiaxis joint, especially artificial knee joint Jun. 15, 2004
6719806 Lower limb prosthesis and control unit Apr. 13, 2004
6676707 Prosthetic devices for upper and lower limbs Jan. 13, 2004
6613097 Swing phase control for an artificial lower limb Sep. 2, 2003
6443994 Exoprosthesis for the human knee-joint Sep. 3, 2002
6258128 Artificial leg having bearing with stopper Jul. 10, 2001
6165226 Orthosis joint Dec. 26, 2000
5948021 Hydraulic cylinders for limb gait control Sep. 7, 1999
5921358 Rotation damper in a toggle joint prosthesis Jul. 13, 1999
5899943 Artificial limb including knee joint May. 4, 1999
5895430 Prosthesis for long femur and knee disarticulation amputation Apr. 20, 1999
5879386 Magnetic prosthetic system Mar. 9, 1999
5800567 Knee mechanism for an artificial limb Sep. 1, 1998
5800370 Exoprosthesis for the human knee joint Sep. 1, 1998
5800566 Artificial joint with a hydraulic damping cylinder Sep. 1, 1998
5746774 Knee joint mechanism for knee disarticulation prosthesis May. 5, 1998
5728172 Hinge joint in orthopaedic prostheses and ortheses Mar. 17, 1998
5704946 Multi-purpose prosthetic knee component Jan. 6, 1998
5632725 Polycentric variable axis hinge for an orthopedic knee brace May. 27, 1997
5564437 Method and system for determining the fixation point on the femur of a crossed ligament of the knee Oct. 15, 1996
5545232 Device for mutual pivoting connection of parts of an orthopaedic apparatus Aug. 13, 1996
5405408 Artificial knee having dual flexion action during locomotion Apr. 11, 1995
5376134 Adjustable orthesis joint Dec. 27, 1994

1 2 3










 
 
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